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Here is my weekly weather quiz question. Please define “Syzygy.” Hint: Think of shooting a game of pool.  Please remember to post your answer as a comment by clicking on “no comments /comments” in the upper right hand portion of this page under the caption, then add your comment. The first person to post the correct answer will win a week of free personalized weather forecasts tailored to your needs. The answer has to be a comment to win. An email answer will not count.

________________

The high pressure (shaded “Arch” shape with blue arrows) is opening up allowing storms to return to the Pacific Northwest. Watch out for slippery roadways late night and early AM due to fog freezing on the surface of the road through today. A frontal system will be moving into the Pacific Northwest Thursday bringing rain with it. Another frontal system will approach the Pacific Northwest over the weekend.

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Advisories: AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 6 PM TUESDAY FOR THE NORTH, CENTRAL AND SOUTH WILLAMETTE VALLEY. A DENSE FOG ADVISORY IS IN EFFECT BELOW 500 FEET TUESDAY FOR THE NORTH, CENTRAL AND SOUTH WILLAMETTE VALLEY. A FREEZE WARNING IS IN EFFECT FROM 1 AM UNTIL 9 AM TUESDAY FOR THE SOUTH CENTRAL OREGON COAST. A FROST ADVISORY IS IN EFFECT FROM 1 AM UNTIL 9 AM TUESDAY FOR THE SOUTH CENTRAL OREGON COAST. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 PM TUESDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, JOSEPHINE COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, THE KLAMATH BASIN, JACKSON COUNTY, NORTHERN AND EASTERN KLAMATH COUNTY, WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Cloudy with areas of fog and freezing fog again tonight and Tuesday AM, cloudy with patchy lingering fog in the afternoon particularly in the hills, mostly cloudy with rain likely (60%) and a slight (20%) chance of freezing rain late Tuesday night (0.10 in. of rain), areas of AM fog and freezing rain, rain Wednesday afternoon (0.25 in. of rain possible), a (40%) chance of showers Wednesday night (under 0.10 in. of rain possible), just mostly cloudy Thursday, mostly cloudy with a slight (20%) chance of rain Thursday night lows 29-36 highs 33-45. Mostly cloudy with a slight (20%) chance of rain Friday, mostly cloudy with a good (50%) chance of rain Friday night, rain  likely (60%) Saturday and Saturday night, then mostly cloudy with a good (50%) chance of rain Sunday through Monday highs 47-49 cooling to 44 Sunday and Monday lows 37-33. (seasonal averages high 48 low 35)

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Forecast for the Umpqua Basin including Roseburg: Mostly clear with patchy fog late tonight partly cloudy with patchy fog and freezing fog again Tuesday AM, partly cloudy in the afternoon, cloudy with patchy fog and a slight (20%) chance of evening rain, rain likely (70%) late Tuesday night (under 0.10 in. of rain possible), rain Wednesday (0.15 in. of rain possible), a slight (20%) chance of rain and snow showers late Wednesday night (snow level 2,500 ft.), mostly cloudy with a slight (20%) chance of showers Thursday afternoon and Thursday night lows 28-38 highs 50-47. Mostly cloudy with a slight (20%) chance of rain Friday, a good (50%) chance of rain at night, rain likely (70%) Saturday, showers likely (70%) Saturday night, rain and snow showers likely (60%) Sunday, a (40%) chance of rain or snow Sunday night, then mostly cloudy with a (40%) chance of rain and snow showers Monday highs 52-47 lows 35-38. (seasonal averages high 50 low 37)

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Forecast for the South Oregon Coast including Coos Bay and North Bend: Mostly clear tonight with patchy coastal fog late at night and Tuesday AM, mostly cloudy in the afternoon, cloudy with a slight (20%) chance of evening rain, rain Tuesday night (0.20 in. of rain possible) and Wednesday AM, rain likely (60%) in the afternoon (0.20 in. of rain possible), mostly cloudy with a slight (20%) chance of   showers Wednesday night, mostly cloudy  with a slight (20%) chance of rain Thursday afternoon, then mostly cloudy with a slight (20%) chance of rain Thursday night lows 32-43 cooling to 38 Wednesday night highs 53-49 warming to 55 Thursday. Mostly cloudy with a (30%) chance of rain Friday and Friday night, rain likely (70%) Saturday, showers likely (70%) Saturday night and Sunday, then mostly cloudy with a good (50%) chance of showers Sunday night and Monday highs 54-48 lows 42-37. (seasonal averages high 52 low 40)

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Forecast for the Cascades of Lane County: Clear tonight, mostly sunny in the AM, partly cloudy Tuesday afternoon, cloudy with (40%) chance of rain or snow and colder late Tuesday night (0.10 in. of rain possible), rain or snow and colder Wednesday, mostly cloudy with a (40%) chance of snow showers Wednesday night, a mix of clouds and sun Thursday, then mostly cloudy with a slight (20%) chance of rain or snow Thursday night free air freezing level 12,000 ft. tonight, snow level 11,000 ft. Tuesday, snow level 10,000 ft. falling to 7,000 ft. Tuesday night, 7,000 ft. falling to 3,500 ft. Wednesday, 2,500 ft. Wednesday night, then 4,500 ft. Thursday and Thursday night lows 22-26 highs 45-34 warming to near 39 Thursday. Mostly cloudy with a slight (20%) chance of rain or snow Friday, a (30%) chance of rain or snow Friday night, a (40%) chance of rain or snow Saturday, rain or snow likely (60%) at night, then mostly cloudy with a good (50%) chance of rain and snow Sunday through Monday 6,000 ft. Friday, 6,500 ft. Friday night, 4,500 ft. Saturday, 3,500 ft. Saturday night, then 3,000 Sunday through Monday highs 40-25 warming to near 30 Monday lows 26-22.

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**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

________________

Get your local Eugene-Springfield news on-line at Eugene Daily News.com.

________________

________________

Here is my new weekly weather quiz question. Please define “Syzygy.” Hint: Think of shooting a game of pool.  Please remember to post your answer as a comment by clicking on “no comments /comments” in the upper right hand portion of this page under the caption, then add your comment. The first person to post the correct answer will win a week of free personalized weather forecasts tailored to your needs. The answer has to be a comment to win. An email answer will not count.

________________

The high pressure (shaded “Arch” shape with blue arrows) is opening up allowing storms to return to the Pacific Northwest. Watch out for slippery roadways late night and early AM due to fog freezing on the surface of the road through Tuesday. The first frontal system in quite some time will be moving into the Pacific Northwest next Thursday bringing back the chance for rain. Another frontal system will approach the Pacific Northwest over the weekend.

________________

Advisories: A DENSE FOG ADVISORY IS IN EFFECT UNTIL NOON TODAY FOR THE NORTH, CENTRAL AND SOUTH WILLAMETTE VALLEY. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 6 PM TUESDAY FOR THE NORTH, CENTRAL AND SOUTH WILLAMETTE VALLEY. A FREEZE WARNING IS IN EFFECT FROM 1 AM UNTIL 9 AM MONDAY FOR THE SOUTH CENTRAL OREGON COAST. A FROST ADVISORY IS IN EFFECT FROM 1 AM UNTIL 9 AM TODAY FOR THE SOUTH CENTRAL AND SOUTH OREGON COAST. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM TUESDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, JOSEPHINE COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, THE KLAMATH BASIN, JACKSON COUNTY, NORTHERN AND EASTERN KLAMATH COUNTY, WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Cloudy with areas of fog and freezing fog this AM, cloudy this afternoon with lingering patchy fog, areas of  freezing fog again tonight and Tuesday AM, cloudy with patchy lingering fog in the afternoon, mostly cloudy with a (40%) chance of rain and a slight (20%) chance of freezing rain in the evening, rain likely (60%) with a slight (20%) chance of freezing rain late Tuesday night, showers likely (70%) Wednesday, then a (30%) chance of showers Wednesday night highs 34-44 lows 30-37. Just mostly cloudy Thursday, mostly cloudy with a slight (20%) chance of rain Thursday night and Friday, mostly cloudy with a (40%) chance of rain Friday night, a good (50%) chance of rain Saturday, rain likely (60%) Saturday night, then mostly cloudy with a good (50%) chance of showers Sunday highs 42-47 cooling to 44 Sunday lows 36-33. (seasonal averages high 48 low 35)

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Forecast for the Umpqua Basin including Roseburg: Partly cloudy with patchy fog and freezing fog this AM, partly cloudy this afternoon (Martin Luther King, Jr. Day), partly cloudy with patchy fog and freezing fog again tonight, mostly cloudy with patchy fog and freezing fog Tuesday AM, partly cloudy in the afternoon, cloudy with a slight (20%) chance of evening rain, rain likely (70%) late Tuesday night, rain Wednesday, then mostly cloudy with a slight (20%) chance of showers late Wednesday night highs 44-50 lows 28-38 cooling to 35 Wednesday night. Mostly cloudy Thursday AM, partly cloudy in the afternoon, mostly cloudy with a slight (20%) chance of rain Thursday night through Friday night, mostly cloudy with a good (50%) chance of rain Saturday, rain and snow likely (60%) Saturday night, then mostly cloudy with a good (50%) chance of rain and snow Sunday highs 50-47 lows 35-38 cooling to 35 Saturday night. (seasonal averages high 50 low 37)

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Forecast for the South Oregon Coast including Coos Bay and North Bend: Partly cloudy this AM, sunny this afternoon (Martin Luther King, Jr. Day), mostly clear in the evening, partly cloudy with patchy coastal fog late tonight and Tuesday AM, mostly cloudy in the afternoon, cloudy with a (40%) chance of evening rain, rain likely (60%) Tuesday night, rain Wednesday, then mostly cloudy with a slight (20%) chance of   showers Wednesday night highs 55-48  lows 32-45 cooling to 38 Wednesday night. Mostly cloudy Thursday AM, partly cloudy with a slight (20%) chance of rain in the afternoon, mostly cloudy with a slight (20%) chance of rain Thursday night and Friday, mostly cloudy with a (30%) chance of rain Friday night, rain likely (60%) Saturday and Saturday night, then mostly cloudy with a good (50%) chance of rain Sunday highs 54-48 lows 39-42. (seasonal averages high 52 low 40)

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Forecast for the Cascades of Lane County: Sunny today (Martin Luther King, Jr. Day), mostly clear tonight, partly cloudy Tuesday, cloudy with a slight (20%) chance of rain and snow in the evening, a good (50%) chance of rain and snow and colder late Tuesday night, rain and snow showers Wednesday, then mostly cloudy with a (40%) chance of snow showers Wednesday night free air freezing level 12,000 ft. today and tonight, 11,000 ft. Tuesday, snow level 6,500 ft. Tuesday night, 3,500 ft. Wednesday, then 2,500 ft. Wednesday night highs 46-33 lows 25-22. A mix of clouds and sun Thursday, mostly cloudy with a slight (20%) chance of rain and snow Thursday night and Friday, a (40%) chance of rain and snow Friday night and Saturday, rain and snow likely (60%) at night, then mostly cloudy with a good (50%) chance of rain and snow showers Sunday free air freezing level 4,500 ft. Thursday, snow level 4,500 ft. Thursday night, 5,500 ft. Friday and  Friday night, 4,500 ft. Saturday, then 3,000 ft. Saturday night and Sunday highs 38-42 cooling to near 30 Sunday lows 26-22.

________________

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

________________

Get your local Eugene-Springfield news on-line at Eugene Daily News.com.

________________

________________

Sorry, but no winner this week. Here is my weekly weather quiz question for the last chance time. Please define “Limnology.” Hint: it can be a deep subject. Here is the correct answer. “In hydrologic terms, the branch of hydrology that pertains to the study of lakes.” Get it, lakes are deep. Sorry that’s my weird sense of humor sneaking in. I’ll have a new weekly weather quiz question for you starting next Monday. Please remember to post your answer as a comment by clicking on “no comments /comments” in the upper right hand portion of this page under the caption, then add your comment. The first person to post the correct answer will win a week of free personalized weather forecasts tailored to your needs. The answer has to be a comment to win. An email answer will not count.

________________

The high pressure (shaded “Arch” shape with blue arrows) is opening up allowing storms to return to the Pacific Northwest. Watch out for slippery roadways late night and early AM due to fog freezing on the surface of the road through Tuesday. The first frontal system in quite some time will be moving into the Pacific Northwest next Wednesday bringing back the chance for rain. Another frontal system will approach the Pacific Northwest late next week.

________________

Advisories: A DENSE FOG ADVISORY IS IN EFFECT UNTIL NOON TODAY FOR THE NORTH, CENTRAL AND SOUTH WILLAMETTE VALLEY. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 6 PM TUESDAY FOR THE NORTH, CENTRAL AND SOUTH WILLAMETTE VALLEY. A FREEZE WARNING IS IN EFFECT FROM 1 AM UNTIL 9 AM MONDAY FOR THE SOUTH CENTRAL OREGON COAST. A FROST ADVISORY IS IN EFFECT FROM 1 AM UNTIL 9 AM MONDAY FOR THE SOUTH CENTRAL AND SOUTH OREGON COAST. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM TUESDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, JOSEPHINE COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, THE KLAMATH BASIN, JACKSON COUNTY, NORTHERN AND EASTERN KLAMATH COUNTY, WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Cloudy with areas of fog and freezing fog late tonight and Monday AM, cloudy in the afternoon with lingering patchy fog, areas of  freezing fog again Monday night and Tuesday AM, cloudy with patchy fog in the afternoon, mostly cloudy with a (40%) chance of rain and a slight (20%) chance of freezing rain in the evening, rain likely (60%) with a slight (20%) chance of freezing rain late Tuesday night, showers likely (70%) Wednesday, then a (30%) chance of showers Wednesday night lows 30-37 highs 34-44. Just mostly cloudy Thursday, mostly cloudy with a slight (20%) chance of rain Thursday night and Friday, mostly cloudy with a (40%) chance of rain Friday night, a good (50%) chance of rain Saturday, rain likely (60%) Saturday night, then mostly cloudy with a good (50%) chance of rain Sunday highs 42-47 cooling to 44 Sunday lows 36-33. (seasonal averages high 48 low 34)

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Forecast for the Umpqua Basin including Roseburg: Clear this evening, partly cloudy with patchy fog and freezing fog late tonight and Monday AM, partly cloudy Monday afternoon (Martin Luther King, Jr. Day), partly cloudy with patchy fog and freezing fog again Monday night, mostly cloudy with patchy fog and freezing fog Tuesday AM, partly cloudy in the afternoon, cloudy with a slight (20%) chance of evening rain, rain likely (70%) late Tuesday night, rain Wednesday, then mostly cloudy with a slight (20%) chance of showers late Wednesday night lows 28-38 cooling to 35 Wednesday night highs 44-50. Mostly cloudy Thursday AM, partly cloudy in the afternoon, mostly cloudy with a slight (20%) chance of rain Thursday night through Friday night, mostly cloudy with a good (50%) chance of rain Saturday, rain and snow likely (60%) Saturday night, then mostly cloudy with a good (50%) chance of rain and snow Sunday highs 50-47 lows 35-38 cooling to 35 Saturday night. (seasonal averages high 50 low 37)

_________________

Forecast for the South Oregon Coast including Coos Bay and North Bend: Mostly clear tonight, partly cloudy in the AM, sunny Monday afternoon (Martin Luther King, Jr. Day), mostly clear in the evening, partly cloudy with patchy coastal fog late Monday night and Tuesday AM, mostly cloudy in the afternoon, cloudy with a (40%) chance of evening rain, rain likely (60%) Tuesday night, rain Wednesday, then mostly cloudy with a slight (20%) chance of   showers Wednesday night lows 32-45 cooling to 38 Wednesday night highs 55-48. Mostly cloudy Thursday AM, partly cloudy with a slight (20%) chance of rain in the afternoon, mostly cloudy with a slight (20%) chance of rain Thursday night and Friday, mostly cloudy with a (30%) chance of rain Friday night, rain likely (60%) Saturday and Saturday night, then mostly cloudy with a good (50%) chance of rain Sunday highs 54-48 lows 39-42. (seasonal averages high 52 low 40)

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Forecast for the Cascades of Lane County: Clear tonight, sunny Monday (Martin Luther King, Jr. Day), mostly clear Monday night, partly cloudy Tuesday, cloudy with a slight (20%) chance of rain and snow in the evening, a good (50%) chance of rain and snow and colder late Tuesday night, rain and snow showers Wednesday, then moistly cloudy with a (40%) chance of snow showers Wednesday night free air freezing level 12,000 ft. tonight through Monday night, 11,000 ft. Tuesday, then snow level 6,500 ft. Tuesday night, 3,500 ft. Wednesday, then 2,500 ft. Wednesday night lows near 24 highs 46-33. A mix of clouds and sun Thursday, mostly cloudy with a slight (20%) chance of rain and snow Thursday night and Friday,  a (40%) chance of rain and snow Friday night and Saturday, rain and snow likely (60%) at night, then mostly cloudy with a good (50%) chance of rain and snow showers Sunday free air freezing level 4,500 ft. Thursday, snow level 4,500 ft. Thursday night, 5,500 ft. Friday and  Friday night, 4,500 ft. Saturday, then 3,000 ft. Saturday night and Sunday highs 38-42 cooling to near 33 Sunday lows 26-22.

________________

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

________________

Get your local Eugene-Springfield news on-line at Eugene Daily News.com.

________________

________________

Sorry, but no winner this week. Here is my weekly weather quiz question for the last chance time. Please define “Limnology.” Hint: it can be a deep subject. Here is the correct answer. “In hydrologic terms, the branch of hydrology that pertains to the study of lakes.” Get it, lakes are deep. Sorry that’s my weird sense of humor sneaking in. I’ll have a new weekly weather quiz question for you starting next Monday. Please remember to post your answer as a comment by clicking on “no comments /comments” in the upper right hand portion of this page under the caption, then add your comment. The first person to post the correct answer will win a week of free personalized weather forecasts tailored to your needs. The answer has to be a comment to win. An email answer will not count.

________________

The high pressure (shaded “Arch” shape with blue arrows) is opening up allowing storms to return to the Pacific Northwest. Watch out for slippery roadways late night and early AM due to fog freezing on the surface of the road through Tuesday. The first frontal system in quite some time will be moving into the Pacific Northwest next Wednesday bringing back the chance for rain. Another frontal system will approach the Pacific Northwest late next week.

________________

Advisories: A DENSE FOG ADVISORY IS IN EFFECT UNTIL NOON TODAY FOR THE NORTH, CENTRAL AND SOUTH WILLAMETTE VALLEY. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 6 PM TUESDAY FOR THE NORTH, CENTRAL AND SOUTH WILLAMETTE VALLEY. A FREEZE WARNING IS IN EFFECT UNTIL 9 AM STODAY FOR THE SOUTH CENTRAL OREGON COAST. A FROST ADVISORY IS IN EFFECT UNTIL 9 AM TODAY FOR THE SOUTH CENTRAL AND SOUTH OREGON COAST. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM TUESDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, JOSEPHINE COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, THE KLAMATH BASIN, JACKSON COUNTY, NORTHERN AND EASTERN KLAMATH COUNTY, WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Cloudy with areas of dense fog and freezing fog this AM into early afternoon, cloudy with lingering patchy fog late this afternoon, patchy fog and freezing fog late tonight and Monday AM, mostly cloudy in the afternoon with lingering patchy fog, mostly cloudy with patchy freezing fog again Monday night and Tuesday AM, cloudy with patchy fog in the afternoon, mostly cloudy with a good (50%) chance of rain in the evening, then rain likely (60%) Tuesday night highs 35-40 lows 30-35. Mostly cloudy with patchy AM fog, showers likely (60%) Wednesday, a (30%) chance of showers Wednesday night, just mostly cloudy Thursday, mostly cloudy with a slight (20%) chance of rain Thursday night, mostly cloudy with a slight (20%) chance of rain Friday, mostly cloudy with a (40%) chance of showers Friday night, then mostly cloudy with a (40%) chance of rain Saturday highs near 45 lows 37-34. (seasonal averages high 48 low 34)

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Forecast for the Umpqua Basin including Roseburg: Partly cloudy with areas of fog and freezing fog this AM, partly cloudy this afternoon, clear in the evening, partly cloudy with patchy fog and freezing fog tonight and Monday AM, partly cloudy Monday afternoon (Martin Luther King, Jr. Day), partly cloudy with patchy fog and freezing fog again Monday night and Tuesday AM, mostly cloudy Tuesday, then rain likely (60%) and colder late Tuesday night highs 47-44 lows 28-38. Mostly cloudy with showers likely (60%) Wednesday, a slight (20%) chance of showers Wednesday evening, a slight (20%) chance of rain and snow showers late Wednesday night, mostly cloudy Thursday AM, partly cloudy in the afternoon, mostly cloudy with a slight (20%) chance of rain Thursday night through Friday night, then mostly cloudy with a good (50%) chance of rain Saturday highs 49-45 warming to 49 Saturday lows near 36. (seasonal averages high 50 low 37)

_________________

Forecast for the South Oregon Coast including Coos Bay and North Bend: Partly cloudy with patchy coastal fog this AM while mostly cloudy with patchy fog inland, mostly sunny this afternoon, mostly clear tonight, partly cloudy in the AM, sunny Monday afternoon (Martin Luther King, Jr. Day), mostly clear in the evening, partly cloudy with patchy coastal fog late Monday night, patchy AM fog, mostly cloudy Tuesday afternoon, cloudy with a (40%) chance of evening rain, then rain likely (60%) Tuesday night highs 46-58 lows 32-45. Mostly cloudy with showers likely (60%) Wednesday, a slight (20%) chance of showers Wednesday night, just partly cloudy Thursday, mostly cloudy with a slight (20%) chance of rain Thursday night and Friday, then mostly cloudy with a (30%) chance of rain Friday night and Saturday highs 48-54 cooling to 48 Saturday lows 39-42. (seasonal averages high 52 low 40)

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Forecast for the Cascades of Lane County: Sunny today, clear tonight, sunny Monday (Martin Luther King, Jr. Day), clear in the evening, partly cloudy Monday night, sunny Tuesday AM, partly cloudy in the afternoon, then mostly cloudy with a slight (20%) chance of rain and snow in the evening and a good (50%) chance of rain and snow Tuesday night free air freezing level 12,000 ft. today through Monday night, 11,000 ft. Tuesday, then snow level 6,500 ft. Tuesday night highs near 43 lows 25-27. Mostly cloudy with rain and snow showers Wednesday, a (40%) chance of rain and snow showers Wednesday night, a mix of clouds and sun Thursday, mostly cloudy with a slight (20%) chance of rain and snow Thursday night, a slight (20%) chance of rain and snow Friday, then a (40%) chance of rain and snow Friday  night and Saturday snow level snow level 3,500 ft. Wednesday, 2,500 ft. Wednesday night, free air freezing level 5,000 ft. Thursday, snow level 4,500 ft. Thursday night, 5,500 ft. Friday, 4,500 ft. Friday night, then 4,000 ft. Saturday highs 36-40 cooling to 34 Saturday lows 23-26.

________________

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

________________

Get your local Eugene-Springfield news on-line at Eugene Daily News.com.

________________

________________

Sorry, but no winner this week. Here is my weekly weather quiz question for the last chance time. Please define “Limnology.” Hint: it can be a deep subject. Here is the correct answer. “In hydrologic terms, the branch of hydrology that pertains to the study of lakes.” Get it, lakes are deep. Sorry that’s my weird sense of humor sneaking in. I’ll have a new weekly weather quiz question for you starting next Monday. Please remember to post your answer as a comment by clicking on “no comments /comments” in the upper right hand portion of this page under the caption, then add your comment. The first person to post the correct answer will win a week of free personalized weather forecasts tailored to your needs. The answer has to be a comment to win. An email answer will not count.

________________

The high pressure (shaded “Arch” shape with blue arrows) is opening up allowing storms to return to the Pacific Northwest. Watch out for slippery roadways late night and early AM due to fog freezing on the surface of the road through Tuesday. The first frontal system in quite some time will be moving into the Pacific Northwest next Wednesday bringing back the chance for rain. Another frontal system will approach the Pacific Northwest late next week.

________________

Advisories: AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 6 PM TUESDAY FOR THE NORTH, CENTRAL AND SOUTHERN WILLAMETTE VALLEY. A FREEZE WARNING IS IN EFFECT FROM 1 AM UNTIL 9 AM SUNDAY FOR THE SOUTH CENTRAL OREGON COAST. A FROST ADVISORY IS IN EFFECT FROM 1 AM UNTIL 9 AM SUNDAY FOR THE SOUTH CENTRAL AND SOUTH OREGON COAST. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM TUESDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, JOSEPHINE COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, THE KLAMATH BASIN, JACKSON COUNTY, NORTHERN AND EASTERN KLAMATH COUNTY, WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.

________________

Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Cloudy with areas of fog and freezing fog late tonight and Sunday AM, cloudy with lingering fog in the afternoon, patchy fog and freezing fog late Sunday night and Monday AM, mostly cloudy in the afternoon with lingering patchy fog, mostly cloudy with patchy freezing fog again Monday night and Tuesday AM, cloudy with patchy fog in the afternoon, then mostly cloudy with a good (50%) chance of rain Tuesday night lows 30-37 highs 35-40. Mostly cloudy with patchy AM fog, rain likely (60%) Wednesday, a (30%) chance of showers Wednesday night, a slight (20%) chance of showers Thursday, partly cloudy with a slight (20%) chance of rain Thursday night, mostly cloudy with a slight (20%) chance of rain Friday, mostly cloudy with a (40%) chance of showers Friday night, then mostly cloudy with a (40%) chance of rain Saturday highs near 43 lows 38-34. (seasonal averages high 48 low 34)

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Forecast for the Umpqua Basin including Roseburg: Clear this evening, partly cloudy with areas of fog and freezing fog late tonight and Sunday AM, partly cloudy in the afternoon, clear in the evening, partly cloudy with patchy fog and freezing fog Sunday night and Monday AM, partly cloudy Monday afternoon (Martin Luther King, Jr. Day), partly cloudy with patchy fog and freezing fog again Monday night and Tuesday AM, mostly cloudy with a slight (20%) chance of rain Tuesday evening, then rain likely (60%) and colder late Tuesday night lows 30-38 highs 42-46. Mostly cloudy with showers likely (60%) Wednesday, a slight (20%) chance of showers Wednesday evening, a slight (20%) chance of rain and snow showers late Wednesday night, mostly cloudy Thursday AM, partly cloudy in the afternoon, mostly cloudy with a slight (20%) chance of rain Thursday night through Friday night, then mostly cloudy with a good (50%) chance of rain Saturday highs 49-45 warming to 49 Saturday lows near 36. (seasonal averages high 50 low 37)

_________________

Forecast for the South Oregon Coast including Coos Bay and North Bend: Partly cloudy with patchy coastal fog this evening through Sunday AM while mostly cloudy with patchy fog inland late tonight and Sunday AM, mostly sunny in the afternoon, mostly clear Sunday night, partly cloudy in the AM, sunny Monday afternoon (Martin Luther King, Jr. Day), mostly clear in the evening, partly cloudy with patchy fog late Monday night, patchy AM fog, mostly cloudy Tuesday afternoon, cloudy with a (40%) chance of evening rain, then rain likely (60%) Tuesday night lows 32-40 highs 57-54 warming to 58 Tuesday. Mostly cloudy with showers likely (60%) Wednesday, a slight (20%) chance of showers Wednesday night, just partly cloudy Thursday, mostly cloudy with a slight (20%) chance of rain Thursday night and Friday, then mostly cloudy with a (%) chance of rain Friday night and Saturday highs 59-52 cooling to 48 Friday lows 39-42. (seasonal averages high 52 low 40)

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Forecast for the Cascades of Lane County: Clear tonight, sunny Sunday, clear at night, sunny Monday (Martin Luther King, Jr. Day), clear in the evening, partly cloudy Monday night and Tuesday, then mostly cloudy with a good (50%) chance of rain and snow Tuesday night free air freezing level 12,000 ft. tonight through Monday night, 11,000 ft. Tuesday, then snow level 6,500 ft. Tuesday night lows near 26 highs 50-44. Mostly cloudy with rain and snow likely (60%) Wednesday, a (40%) chance of rain and snow showers Wednesday night, mostly cloudy with a slight (20%) chance of rain and snow showers Thursday, partly cloudy with a slight (20%) chance of rain and snow Thursday night, mostly cloudy with a slight (20%) chance of rain and snow Friday, a (40%) chance of rain and snow Friday  night, then mostly cloudy with a (40%) chance of rain and snow Saturday snow level snow level 3,500 ft. Wednesday, 2,500 ft. Wednesday night, 3,500 ft. Thursday, 4,500 ft. Thursday night through Friday night, then 4,000 ft. Saturday highs 36-40 cooling to 34 Saturday lows 23-26.

________________

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

________________

Get your local Eugene-Springfield news on-line at Eugene Daily News.com.

________________

________________

Sorry, but no winner this week. Here is my weekly weather quiz question for the last chance time. Please define “Limnology.” Hint: it can be a deep subject. Here is the correct answer. “In hydrologic terms, the branch of hydrology that pertains to the study of lakes.” Get it, lakes are deep. Sorry that’s my weird sense of humor sneaking in. I’ll have a new weekly weather quiz question for you starting next Monday. Please remember to post your answer as a comment by clicking on “no comments /comments” in the upper right hand portion of this page under the caption, then add your comment. The first person to post the correct answer will win a week of free personalized weather forecasts tailored to your needs. The answer has to be a comment to win. An email answer will not count.

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The high pressure (shaded “Arch” shape with blue arrows) is opening up allowing storms to return to the Pacific Northwest. Watch out for slippery roadways late night and early AM due to fog freezing on the surface of the road through Sunday. The first frontal system in quite some time will be moving into the Pacific Northwest next Wednesday bringing back the chance for rain. Another frontal system will approach the Pacific Northwest late next week.

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Advisories: A DENSE FOG ADVISORY IS IN EFFECT UNTIL NOON TODAY FOR THE CENTRAL AND SOUTH WILLAMETTE VALLEY. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 6 PM TUESDAY FOR THE NORTH, CENTRAL AND SOUTHERN WILLAMETTE VALLEY. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM TUESDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, JOSEPHINE COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, THE KLAMATH BASIN, JACKSON COUNTY, NORTHERN AND EASTERN KLAMATH COUNTY, WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Areas of fog and freezing fog this AM into early afternoon, cloudy with lingering fog in the afternoon and evening, cloudy with patchy fog and freezing fog late tonight and Sunday AM, cloudy in the afternoon, patchy fog and freezing fog late Sunday night and Monday AM, mostly cloudy in the afternoon with lingering patchy fog, then mostly cloudy with patchy freezing fog again Monday night highs 36-38 lows near 30. Mostly cloudy  Tuesday with areas of AM freezing fog and lingering afternoon patchy fog, mostly cloudy with a good (50%) chance of rain Tuesday night and Wednesday, mostly cloudy with a (30%) chance of showers Wednesday night and Thursday, a slight (20%) chance of rain Thursday night, then mostly cloudy with a (30%) chance of rain Friday highs 40-47 lows near 34. (seasonal averages high 48 low 34)

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Forecast for the Umpqua Basin including Roseburg: Partly cloudy with freezing fog this AM, sunny this afternoon, clear this evening, partly cloudy with areas of fog and freezing fog again late tonight and Sunday AM, partly cloudy in the afternoon, mostly clear in the evening, partly cloudy with patchy fog Sunday night and Monday AM, partly cloudy Monday afternoon (Martin Luther King, Jr. Day), then partly cloudy with patchy fog Monday night highs 40-42 cooling to 39 Monday lows 30-33. Mostly cloudy with patchy fog Tuesday AM, partly cloudy in the afternoon, mostly cloudy with a slight (20%) chance of rain Tuesday night, mostly cloudy with a (30%) chance of showers Wednesday and Wednesday evening,  a slight (20%) of rain and snow showers late Wednesday night, mostly cloudy with a slight (20%) chance of AM rain and snow showers, a slight (20%) chance of showers Thursday afternoon, then mostly cloudy with a slight (20%) chance of rain Thursday night and Friday highs 49-45 warming to 50 Friday lows 38-35. (seasonal averages high 50 low 37)

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Forecast for the South Oregon Coast including Coos Bay and North Bend: Mostly cloudy with patchy coastal fog this AM, sunny this afternoon, partly cloudy this evening, mostly cloudy with patchy fog late tonight and Sunday AM, mostly sunny in the afternoon, mostly clear Sunday night, partly cloudy in the AM, sunny Monday afternoon (Martin Luther King, Jr. Day), mostly clear in the evening, partly cloudy with patchy fog late Monday night highs near 57 lows 35-38. Patchy AM fog, mostly cloudy Tuesday afternoon, rain, a (40%) chance of rain Tuesday night, cloudy with a good (50%) chance of showers Wednesday, a slight (20%) chance of showers Wednesday night and Thursday, then mostly cloudy with a slight (20%) chance of rain Thursday night and Friday highs 59-48 warming to 50 Friday lows 42-39. (seasonal averages high 52 low 40)

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Forecast for the Cascades of Lane County: Mostly sunny today, mostly clear tonight, mostly sunny Sunday, mostly clear at night, mostly sunny Monday (Martin Luther King, Jr. Day), then mostly clear Monday night free air freezing level 11,000 ft. today, 12,000 ft. tonight through Monday night highs 47-42 lows 30-25 warming to 28 Monday night. AM sunshine, partly cloudy Tuesday afternoon, mostly cloudy with a (40%) chance of rain and snow Tuesday night, a good (50%) chance of rain and snow Wednesday, a (30%) chance of rain and snow showers Wednesday night and Thursday, then mostly cloudy with a (30%) chance of rain and snow Thursday night and Friday free air freezing level 11,000 ft. Tuesday, snow level snow level 5,000 ft. Tuesday night, 3,500 ft. Wednesday, 2,500 ft. Wednesday night, 3,500 ft. Thursday, then 4,500 ft. Thursday night and Friday highs 45-34 warming to 39 Friday lows 24-20 warming to 25 Thursday night.

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**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

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Get your local Eugene-Springfield news on-line at Eugene Daily News.com.

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Here is my weekly weather quiz question. This is your last chance to win this week. Please define “Limnology.” Hint: it can be a deep subject. Please remember to post your answer as a comment by clicking on “no comments /comments” in the upper right hand portion of this page under the caption, then add your comment. The first person to post the correct answer will win a week of free personalized weather forecasts tailored to your needs. The answer has to be a comment to win. An email answer will not count. Good Luck!

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Cold high pressure (shaded “Arch” shape with blue arrows) is moving through the the Pacific Northwest. That ridge aloft along with high pressure (Blue “H” off the coast) at the surface will keep storm systems away from the Pacific Northwest until Tuesday. Watch out for slippery roadways late night and early AM due to fog freezing on the surface of the road. The first frontal system in quite some time will be moving into the Pacific Northwest next Wednesday bringing back the chance for rain.

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Advisories: AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 6 PM TUESDAY FOR THE NORTH, CENTRAL AND SOUTHERN WILLAMETTE VALLEY. A FROST ADVISORY IS IN EFFECT FROM 2 AM UNTIL 10 AM SATURDAY FOR THE  SOUTH CENTRAL AND SOUTH OREGON COAST. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM TUESDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, JOSEPHINE COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, THE KLAMATH BASIN, JACKSON COUNTY, NORTHERN AND EASTERN KLAMATH COUNTY, WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Low clouds and patchy fog this evening, areas of fog and freezing fog late tonight and Saturday AM, cloudy with lingering fog in the afternoon and evening, cloudy with patchy fog and freezing fog late Saturday night and Sunday AM, cloudy in the afternoon,  patchy fog and freezing fog late Sunday night and Monday AM, mostly cloudy in the afternoon, then partly cloudy Monday night lows near 30 highs 37-40. A mix of clouds and sun Tuesday, mostly cloudy with a good (50%) chance of rain Tuesday night, a good (50%) chance of rain Wednesday, mostly cloudy with a (30%) chance of showers Wednesday night and Thursday, a slight (20%) chance of rain Thursday night, then mostly cloudy with a (30%) chance of rain Friday highs 40-49 lows near 34. (seasonal averages high 48 low 34)

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Forecast for the Umpqua Basin including Roseburg: Mostly clear with patchy freezing fog this evening, partly cloudy with patchy freezing fog again late tonight and Saturday AM, partly cloudy Saturday afternoon, partly cloudy with areas of fog and freezing fog again late Saturday night and Sunday AM, partly cloudy in the afternoon, mostly clear in the evening, partly cloudy with patchy fog Sunday night and Monday AM, partly cloudy Monday afternoon (Martin Luther King, Jr. Day), then partly cloudy with patchy fog Monday night lows 30-32 highs 42-45. Mostly cloudy with patchy fog Tuesday AM, partly cloudy in the afternoon, mostly cloudy with a slight (20%) chance of rain Tuesday night, mostly cloudy with a (30%) chance of showers Wednesday and Wednesday evening,  a slight (20%) of rain and snow showers late Wednesday night, mostly cloudy with a slight (20%) chance of AM rain and snow showers, a slight (20%) chance of showers Thursday afternoon, then mostly cloudy with a slight (20%) chance of rain Thursday night and Friday highs 49-45 warming to 50 Friday lows 38-36. (seasonal averages high 50 low 37)

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Forecast for the South Oregon Coast including Coos Bay and North Bend: Clear this evening, mostly cloudy with patchy coastal fog late tonight and Saturday AM while patchy fog and freezing fog inland late at night and early Saturday AM, partly cloudy in the afternoon and evening, mostly cloudy with patchy fog late Saturday night and Sunday AM, mostly sunny in the afternoon, mostly clear Sunday night, partly cloudy in the AM, sunny Monday afternoon (Martin Luther King, Jr. Day), mostly clear in the evening, partly cloudy with patchy fog late Monday night lows 35-40 highs 55-57. Patchy AM fog, mostly cloudy Tuesday afternoon, rain, a (40%) chance of rain Tuesday night, cloudy with a (40%) chance of showers Wednesday, a a slight (20%) chance of showers Wednesday night, mostly cloudy with a slight (20%) chance of showers Thursday, then mostly cloudy with a slight (20%) chance of rain Thursday night and Friday highs 58-48 warming to 50 Friday lows 42-39. (seasonal averages high 52 low 40)

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Forecast for the Cascades of Lane County: Mostly clear tonight, mostly sunny Saturday, mostly clear Saturday night, mostly sunny Sunday, mostly clear at night, mostly sunny Monday (Martin Luther King, Jr. Day), then partly cloudy Monday night free air freezing level 11,000 ft. tonight and Saturday, 12,000 ft. Saturday night through Monday night lows near 30 highs 45-48. Partly cloudy Tuesday, mostly cloudy with a good (50%) chance of rain Tuesday night, a good (50%) chance of rain or snow Wednesday, a (30%) chance of showers Wednesday night and Thursday, then mostly cloudy with a (30%) chance of rain or snow Thursday night and Friday free air freezing level 12,000 ft. Monday, 11,000 ft. Monday night, 11,000 ft. Tuesday, snow level snow level above 8,000 ft. Tuesday night, 4,000 ft. Wednesday, 2,500 ft. Wednesday night, 3,500 ft. Thursday, then 4,500 ft. Thursday night and Friday highs 48-33 warming to 39 Friday lows 24-20 warming to 25 Thursday night.

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**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

________________

Get your local Eugene-Springfield news on-line at Eugene Daily News.com.

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Here is my weekly weather quiz question. Please define “Limnology.” Hint: it can be a deep subject. Please remember to post your answer as a comment by clicking on “no comments /comments” in the upper right hand portion of this page under the caption, then add your comment. The first person to post the correct answer will win a week of free personalized weather forecasts tailored to your needs. The answer has to be a comment to win. An email answer will not count. Good Luck!

________________

Cold high pressure (shaded “Arch” shape with blue arrows) is moving through the the Pacific Northwest. That ridge aloft along with high pressure (Blue “H” off the coast) at the surface will keep storm systems away from the Pacific Northwest for the near future. Watch out for slippery roadways late night and early AM due to fog freezing on the surface of the road. The first frontal system in quite some time will be moving into the Pacific Northwest next Wednesday bringing the chance for rain.

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Advisories: AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 6 PM SUNDAY FOR THE NORTH, CENTRAL AND SOUTHERN WILLAMETTE VALLEY. A FROST ADVISORY IS IN EFFECT UNTIL 10 AM TODAY FOR THE  SOUTH CENTRAL OREGON COAST. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM TUESDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, JOSEPHINE COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, THE KLAMATH BASIN, JACKSON COUNTY, NORTHERN AND EASTERN KLAMATH COUNTY, WESTERN, CENTRAL, AND EASTERN LAKE COUNTY. A FREEZING FOG ADVISORY IS IN EFFECT UNTIL NOON TODAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, AND JOSEPHINE COUNTY, AND JACKSON COUNTY.

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Cloudy with patchy fog and areas of freezing fog this AM, a mix of clouds and sun this afternoon, partly cloudy in the evening, mostly cloudy with fog and freezing fog late tonight and Saturday AM, partly cloudy in the afternoon and evening, mostly cloudy with patchy fog and freezing fog late Saturday night and Sunday AM, a mix of clouds and sun in the afternoon, partly cloudy in the evening, mostly cloudy with patchy freezing fog late Sunday night highs 38-43 lows near 30. Mostly cloudy with patchy AM fog, partly cloudy Monday afternoon, (Martin Luther King, Jr. Day), partly cloudy Monday night, a mix of clouds and sun Tuesday, mostly cloudy with a good (50%) chance of rain Tuesday night,  a good (50%) chance of showers Wednesday, then mostly cloudy with a (40%) chance of rain Wednesday night and Thursday highs 44-50  cooling to 44 Wednesday and warming to 47 Thursday lows near 34. (seasonal averages high 48 low 34)

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Forecast for the Umpqua Basin including Roseburg: Partly cloudy with areas of fog and freezing fog this AM, mostly sunny with patchy lingering fog this afternoon, clear in the evening with patchy freezing fog, partly cloudy with patchy freezing fog again late tonight and Saturday AM, partly cloudy Saturday afternoon, partly cloudy with areas of fog and freezing fog again late Saturday night and Sunday AM, partly cloudy in the afternoon, mostly clear in the evening, then partly cloud with patchy fog Sunday night highs 39-42 cooling to 46 Sunday lows near 30 . Partly cloudy with areas of patchy fog a Monday (Martin Luther King, Jr. Day) and Monday night,  mostly cloudy with patchy fog Tuesday AM, partly cloudy in the afternoon, mostly cloudy with (30%) chance of rain Tuesday night and Wednesday AM, mostly cloudy with a (30%) chance of rain and snow showers Wednesday afternoon and Wednesday night, mostly cloudy with a (30%) chance of AM rain and snow, then a (30%) chance of rain Thursday afternoon highs 48-52 lows 32-37. (seasonal averages high 50 low 37)

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Forecast for the South Oregon Coast including Coos Bay and North Bend: Patchy AM coastal fog, sunny this afternoon, clear in the evening, mostly cloudy with patchy fog late tonight and Saturday AM, partly cloudy in the afternoon and evening, mostly cloudy with patchy fog late Saturday night and Sunday AM, mostly sunny in the afternoon, then mostly clear Sunday night highs 55-52 warming to 55 Sunday lows 36-34. Mostly sunny Monday (Martin Luther King, Jr. Day), clear in the evening, partly cloudy with patchy fog late Monday night and Tuesday AM, a slight (20%) chance of rain in the afternoon, rain likely (60%) Tuesday night, mostly cloudy with a (40%) chance of showers Wednesday and Wednesday night, then mostly cloudy with a (30%) chance of rain Thursday highs 55-49 lows 38-42. (seasonal averages high 52 low 40)

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Forecast for the Cascades of Lane County: Mostly sunny today, mostly clear tonight, mostly sunny Saturday, mostly clear Saturday night, mostly sunny Sunday, then mostly clear Sunday night free air freezing level 11,000 ft. today through Saturday night, then 12,000 ft. Sunday and Sunday night highs 52-44 lows 26-32. Sunny Monday (Martin Luther King, Jr. Day), partly cloudy Monday night and Tuesday, mostly cloudy with a good (50%) chance of rain at night, a good (50%) chance of showers Wednesday, then a (40%) chance of rain or snow Wednesday night and Thursday free air freezing level 12,000 ft.  Monday, 11,000 ft. Monday night, 10,000 ft. Tuesday, snow level snow level 6,000 ft. Tuesday night, 3,500 ft. Wednesday, 3,000 ft. Wednesday night, then 3,500 ft. Friday highs 48-32 warming to 37 Thursday lows near 26.

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**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

________________

Get your local Eugene-Springfield news on-line at Eugene Daily News.com.

________________

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Here is my weekly weather quiz question. Please define “Limnology.” Hint: it can be a deep subject. Please remember to post your answer as a comment by clicking on “no comments /comments” in the upper right hand portion of this page under the caption, then add your comment. The first person to post the correct answer will win a week of free personalized weather forecasts tailored to your needs. The answer has to be a comment to win. An email answer will not count. Good Luck!

________________

Cold high pressure (shaded “Arch” shape with blue arrows) is moving through the the Pacific Northwest. That ridge aloft along with high pressure (Blue “H” off the coast) at the surface will keep storm systems away from the Pacific Northwest for the near future. Watch out for slippery roadways late night and early AM due to fog freezing on the surface of the road. The first frontal system in quite some time will be moving into the Pacific Northwest next Wednesday bringing the chance for rain.

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Advisories: AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 6 PM SUNDAY FOR THE NORTH, CENTRAL AND SOUTHERN WILLAMETTE VALLEY. A FROST ADVISORY IS IN EFFECT FROM 1 AM UNTIL 9 AM FRIDAY FOR THE  SOUTH CENTRAL OREGON COAST. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM TUESDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, JOSEPHINE COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, THE KLAMATH BASIN, JACKSON COUNTY, NORTHERN AND EASTERN KLAMATH COUNTY, WESTERN, CENTRAL, AND EASTERN LAKE COUNTY. A FREEZING FOG ADVISORY IS IN EFFECT UNTIL NOON FRIDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, AND JOSEPHINE COUNTY, AND JACKSON COUNTY.

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Cloudy with patchy fog and areas of freezing fog late tonight and Friday AM, a mix of clouds and sun in the afternoon, partly cloudy in the evening, mostly cloudy with fog and freezing fog late Friday night and Saturday AM, partly cloudy in the afternoon and evening, mostly cloudy with patchy fog and freezing fog late Saturday night and Sunday AM,                                                                                                                     a mix of clouds and sun in the afternoon, partly cloudy in the evening, mostly cloudy with patchy freezing fog late Sunday night lows near 30 highs 38-42. Mostly cloudy with patchy AM fog, partly cloudy Monday afternoon, (Martin Luther King, Jr. Day), partly cloudy Monday night, a mix of clouds and sun Tuesday, mostly cloudy with a good (50%) chance of showers Tuesday night,  a good (50%) chance of showers Wednesday, then mostly cloudy with a (40%) chance of rain Wednesday night and Thursday highs 44-50  cooling to 44 Wednesday and warming to 47 Thursday lows near 34. (seasonal averages high 47 low 34)

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Forecast for the Umpqua Basin including Roseburg: Clear this evening, partly cloudy with areas of fog and freezing fog this evening, late tonight and Friday AM, mostly sunny with patchy lingering fog Friday afternoon, clear in the evening with patchy freezing fog, partly cloudy with patchy freezing fog again late Friday night and Saturday AM, partly cloudy Saturday afternoon, partly cloudy with areas of fog and freezing fog again late Saturday night and Sunday AM, partly cloudy in the afternoon, mostly clear in the evening, then partly cloud with patchy fog Sunday night lows near 30 highs 39-42 cooling to 46 Sunday. Partly cloudy with areas of patchy fog a Monday (Martin Luther King, Jr. Day) and Monday night,  mostly cloudy with patchy fog Tuesday AM, partly cloudy in the afternoon, mostly cloudy with (30%) chance of rain Tuesday night and Wednesday AM, mostly cloudy with a (30%) chance of rain and snow showers Wednesday afternoon and Wednesday night, mostly cloudy with a (30%) chance of AM rain and snow, then a (30%) chance of rain Thursday afternoon highs 48-52 lows 32-37. (seasonal averages high 50 low 37)

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Forecast for the South Oregon Coast including Coos Bay and North Bend: Clear tonight, patchy AM coastal fog, sunny Friday afternoon, clear in the evening, mostly cloudy with patchy fog late Friday night and Saturday AM, partly cloudy in the afternoon and evening, mostly cloudy with patchy fog late Saturday night and Sunday AM, mostly sunny in the afternoon, then mostly clear Sunday night lows 36-34 highs 55-52 warming to 55 Sunday. Mostly sunny Monday (Martin Luther King, Jr. Day), clear in the evening, partly cloudy with patchy fog late Monday night and Tuesday AM, a slight (20%) chance of rain in the afternoon, rain likely (60%) Tuesday night, mostly cloudy with a (40%) chance of showers Wednesday and Wednesday night, then mostly cloudy with a (30%) chance of rain Thursday highs 55-49 lows 38-42. (seasonal averages high 52 low 40)

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Forecast for the Cascades of Lane County: Clear tonight, mostly sunny Friday, mostly clear Friday night, mostly sunny Saturday, mostly clear Saturday night, mostly sunny Sunday, then mostly clear Sunday night free air freezing level 11,000 ft. tonight through Saturday night, then 12,000 ft. Sunday and Sunday night lows 26-32 highs 52-44. Sunny Monday (Martin Luther King, Jr. Day), partly cloudy Monday night and Tuesday, mostly cloudy with a good (50%) chance of rain at night, a good (50%) chance of showers Wednesday, then a (40%) chance of rain or snow Wednesday night and Thursday free air freezing level 12,000 ft.  Monday, 11,000 ft. Monday night, 10,000 ft. Tuesday, snow level snow level 6,000 ft. Tuesday night, 3,500 ft. Wednesday, 3,000 ft. Wednesday night, then 3,500 ft. Friday highs 48-32 warming to 37 Thursday lows near 26.

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**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

________________

Get your local Eugene-Springfield news on-line at Eugene Daily News.com.

________________

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Here is my weekly weather quiz question. Please define “Limnology.” Hint: it can be a deep subject. Please remember to post your answer as a comment by clicking on “no comments /comments” in the upper right hand portion of this page under the caption, then add your comment. The first person to post the correct answer will win a week of free personalized weather forecasts tailored to your needs. The answer has to be a comment to win. An email answer will not count. Good Luck!

________________

Cold high pressure (shaded “Arch” shape with blue arrows) is moving through the the Pacific Northwest. That ridge aloft along with high pressure (Blue “H” off the coast) at the surface will keep storm systems away from the Pacific Northwest for the near future. Watch out for slippery roadways late night and early AM due to fog freezing on the surface of the road. The first frontal system in quite some time will be moving into the Pacific Northwest next Wednesday bringing the chance for rain.

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Advisories: AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 6 PM SUNDAY FOR THE NORTH, CENTRAL AND SOUTHERN WILLAMETTE VALLEY. AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 4 AM SUNDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, JOSEPHINE COUNTY, THE KLAMATH BASIN, JACKSON COUNTY, NORTHERN AND EASTERN KLAMATH COUNTY, WESTERN, CENTRAL, AND EASTERN LAKE COUNTY. A FREEZING FOG ADVISORY IS IN EFFECT UNTIL 10 AM TODAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY, AND JOSEPHINE COUNTY, JACKSON COUNTY. A FROST ADVISORY IS IN EFFECT UNTIL 9 AM TODAY FOR THE SOUTH CENTRAL OREGON COAST.

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Cloudy with areas of fog and freezing fog this AM, mostly cloudy in the afternoon, cloudy with areas of fog and freezing fog late tonight and Friday AM, a mix of clouds and sun Friday afternoon, partly cloudy in the evening, mostly cloudy with fog and freezing fog late Friday night and Saturday AM, mostly cloudy in the afternoon, then partly cloudy Saturday night  highs 38-44 lows 30-36. Partly cloudy Sunday through Monday (Martin Luther King, Jr. Day), partly cloudy Monday night, a mix of clouds and sun Tuesday, mostly cloudy with a slight (20%) chance of rain Tuesday  night, then mostly cloudy with a (40%) chance of showers Wednesday highs 48-52 cooling to 46 Wednesday lows 32-35. (seasonal averages high 47 low 34)

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Forecast for the Umpqua Basin including Roseburg: Cloudy with areas of patchy dense fog and freezing fog this AM, sunny this afternoon with patchy lingering fog, clear in the evening, partly cloudy with areas of fog and freezing fog late tonight and Friday AM, mostly clear with patchy fog and freezing fog early Friday AM, mostly sunny Friday afternoon, clear in the evening, partly cloudy with areas of fog and freezing fog again late Friday night and Saturday AM, partly cloudy Saturday afternoon, partly cloudy with areas of fog and freezing fog again late Saturday night highs 37-49 lows 29-32 cooling to 27 Saturday night. Partly cloudy with areas of fog and freezing fog Sunday AM, mostly sunny Sunday afternoon, partly cloudy with patchy fog Sunday night and Monday AM (Martin Luther King, Jr. Day), partly cloudy in the afternoon, partly cloudy with patchy fog Monday night, mostly cloudy with patchy fog Tuesday AM, partly cloudy with a slight (20%) chance of rain in the afternoon, mostly cloudy with a slight (20%) chance of rain Tuesday night, then mostly cloudy with a (30%) chance of showers Wednesday highs 50-48 lows 28-36. (seasonal averages high 50 low 37)

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Forecast for the South Oregon Coast including Coos Bay and North Bend: Sunny today, clear tonight, sunny again Friday, clear in the evening, mostly cloudy with patchy fog Friday night and Saturday AM, mostly sunny in the afternoon, partly cloudy with patchy fog Saturday night highs 57-54 lows 36-34. Patchy AM fog, partly cloudy with lingering patchy fog Sunday afternoon, mostly clear Sunday night, partly cloudy with patchy AM fog, partly cloudy Monday afternoon (Martin Luther King, Jr. Day), partly cloudy with patchy fog late Monday night, patchy AM fog Tuesday, mostly cloudy with a slight (20%) chance of rain in the afternoon and Tuesday night, then mostly cloudy with a (40%) chance of showers Wednesday                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          highs 56-48 lows 34-40. (seasonal averages high 52 low 40)

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Forecast for the Cascades of Lane County: Sunny today, mostly clear tonight, mostly sunny Friday, mostly clear Friday night, mostly sunny Saturday, mostly clear Saturday night free air freezing level 10,000 ft. today, then 11,000 ft. tonight through Saturday night highs 55-50 lows 26-30. Mostly sunny Sunday, mostly clear at night, sunny Monday (Martin Luther King, Jr. Day), partly cloudy Monday night and Tuesday, mostly cloudy with a (40%) chance of rain at night, then mostly cloudy with a (40%) chance of showers Wednesday free air freezing level 11,000 ft. Sunday and Sunday night, 12,000 ft.  Monday and Monday night, 10,000 ft. Tuesday, snow level snow level 7,000 ft. Tuesday night, then 5,000 ft. Wednesday highs 46-48 cooling to 37 Wednesday lows 33-23.

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**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

________________

Get your local Eugene-Springfield news on-line at Eugene Daily News.com.

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