Here is my new weekly weather quiz question. What is  a “ Penumbra?”  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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Again upper level low pressure (Shaded “U” shape with blue arrows) takes hold again. A frontal system brought rain and wind to us today.  The parade of storms continues as another frontal system pushes in Friday morning. Saturday sees one more frontal system move into the Pacific Northwest. Yet another frontal system shows up just in time for Sunday.

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 14 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 12 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 13 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA).

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Advisories:

• A HIGH WIND WARNING IS IN EFFECT UNTIL MIDNIGHT TONIGHT FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST, THE COAST RANGE OF NORTHWEST OREGON AND THE CENTRAL OREGON COAST RANGE.
• A WIND ADVISORY IS IN EFFECT UNTIL MIDNIGHT TONIGHT FOR THE LOWER COLUMBIA, THE GREATER PORTLAND METRO AREA, AND THE CENTRAL WILLAMETTE VALLEY.
•  A WIND ADVISORY IS IN EFFECT UNTIL 7 PM TONIGHT FOR THE SOUTH WILLAMETTE VALLEY.
• A HIGH WIND WATCH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING FOR THE SOUTH CENTRAL OREGON COAST, THE CURRY COUNTY COAST.
• A HIGH WIND WARNING IS IN EFFECT UNTIL 10 PM TONIGHT FOR NORTHERN AND EASTERN KLAMATH COUNTY, AND CENTRAL, EASTERN AND WESTERN LAKE COUNTY.

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

• Mostly cloudy with showers likely (70%) this evening, patchy fog  late tonight and breezy (Wind: SW 15-25 mph with evening gusts to 45 mph decreasing to S 5-15 mph late tonight),
• Patchy AM fog, mostly cloudy and a bit cooler with a good (50%) chance of rain Wednesday afternoon (0.25 in. of rain possible), evening rain, showers likely (70%) late Wednesday night,
• Mostly cloudy with a good (50%) chance of showers and a bit warmer Thursday, a slight (20%) chance of evening showers, patchy fog with a slight (20%) chance of rain Thursday night,
• Cloudy with a slight (20%) chance of rain and a bit cooler Friday, then rain Friday night.
• lows 39-44  warming to 46 Friday night highs 54-60 cooling to 56 Friday.
• Mostly cloudy with rain and a bit cooler Saturday and Saturday night,
• Then rain likely (70%) and a bit cooler Sunday through Monday.
• highs 57-50 lows 45-40. (seasonal averages high 54 low 36).

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Home Wood Heating Advisory:

Eugene-Springfield: GREEN – Burning is Allowed.

Oakridge: GREEN – Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Advisory Courtesy of Lane Regional Air Protection Agency (LRAPA).

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Forecast for Roseburg:

• Mostly cloudy with a slight (20%) chance of evening showers, just partly cloudy tonight (under 0.10 in. of rain possible),
• Patchy AM fog, mostly cloudy and warmer with a (30%) chance of rain Wednesday afternoon, evening rain, rain likely (70%) late Wednesday night (0.15 in. of rain possible),
• Mostly cloudy with a slight (20%) chance of AM showers, showers and a slight (20%) chance of thunderstorms and a bit cooler Thursday afternoon, partly cloudy with a slight (20%) chance of evening showers, just mostly cloudy late Thursday night,
• Cloudy with a slight (20%) chance of rain and a bit cooler Friday afternoon, then rain Friday night.
• lows 42-46 cooling to 44 Thursday night warming to 48 Friday night highs 68-59.
• Mostly cloudy with rain Saturday and Saturday night,
• Mostly cloudy with showers likely (60%) and a bit cooler Sunday through Monday, cloudy with a good (50%) chance of rain Monday night,
• Then mostly cloudy with rain likely (70%) Tuesday.
• highs 60-54 lows 44-40. (seasonal averages high 56 low 38).

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Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Mostly cloudy with a (30%) chance of evening coastal showers and partly cloudy late while just partly cloudy late tonight,
• Mostly cloudy with patchy AM coastal fog and a good (50%) chance of coastal rain and rain likely (60%) this afternoon while good (50%) chance of rain inland Wednesday afternoon (under 0.10 in. of rain possible) and windy at the shore (Wind: SE 10-20 mph at the shore increasing to S 20-30 mph), mostly cloudy with evening rain, rain likely (70%) late Wednesday night (0.45 in. of rain possible) and windy (Wind: S 20-30 mph shifting SW 10-20 mph at the shore while SW 10-20 mph inland),
• Then mostly cloudy Thursday and a bit cooler with a (40%) chance of showers and a slight (20%) chance of thunderstorms in the afternoon while a slight (20%) chance of AM inland showers and showers with a slight (20%) chance of inland thunderstorms Thursday afternoon, partly cloudy with a slight (20%) chance of coastal showers Thursday night while a slight (20%) chance of evening inland showers,
• Cloudy with a (30%) chance of rain Friday, then rain Friday night.
• lows 46-50 highs 63-58.
• Mostly cloudy with rain Saturday and Saturday night,
• Showers likely (70%) and a bit cooler Sunday and at night,
• Mostly cloudy with showers likely (60%) Monday, then rain likely (70%) Monday night and Tuesday.
• highs 59-53 lows 47-43. (seasonal averages high 54 low 41).

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Forecast for the Cascades in Lane County:

• Mostly cloudy with evening rain and snow showers, colder with a slight (20%) chance of snow showers late tonight (0.10 in. of rain possible, 1 in. of snow possible) and breezy (Wind: SW 15-25 mph gusts to gusts to 45 mph decreasing to SW 5-15 mph gusts to 25 mph late tonight),
• A mix of clouds and sun and a bit warmer with a slight (20%) chance of rain Wednesday afternoon, becoming mostly cloudy with rain in the evening, rain and snow showers late at night (0.50 in. of rain possible, 2 in. of snow possible),
• Mostly cloudy with rain and snow showers likely (70%) Thursday AM, a bit cooler with a slight (20%) chance of afternoon rain and snow showers, partly cloudy with a slight (20%) chance of rain and snow  showers in the evening, just mostly cloudy late Thursday night,
• Mostly cloudy and cooler Friday, then increasing clouds to mostly cloudy with rain Friday night.
• snow level 3,500 ft. tonight, 8,000 ft. Wednesday afternoon, 7,000 ft. falling to 5,500 ft. Wednesday night, then 5,000 ft. Thursday, 5,500 ft. Thursday night, free air freezing level 7,500 ft. Friday, then snow level 6,000 ft. Friday night.
• lows 28-34 highs 46-44.
• Rain Saturday, rain and breezy Saturday night,
• Then mostly cloudy and a bit cooler with rain and snow likely (70%) Sunday, rain and snow showers likely (70%) Sunday night,
• Mostly cloudy with a good (50%) chance of rain and snow showers and a bit cooler Monday, cloudy with a good (50%) chance of rain and snow at night,
• Then rain and snow likely (70%) Tuesday.
• snow level  6,500 ft. Saturday, 7,000 ft. Saturday night, 5,000 ft. Sunday, 4,000 ft. Sunday night,  3,500 ft. Monday and Monday night, then 3,000 ft. Tuesday.
• highs 44-34 lows 32-26 warming to 28 Tuesday.

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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 and Lane County news on-line at eugenedailynews.com.

________________

Here is my new weekly weather quiz question. What is  a “ Penumbra?”  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.

________________

Again upper level low pressure (Shaded “U” shape with blue arrows) takes hold again. A frontal system (warm front already past) brings more rain and the cold front is coming today bringing wind too. The parade of storms continues as another frontal system pushes in Friday morning. Saturday sees one more frontal system move into the Pacific Northwest. Yet another frontal system shows up just in time for Sunday.

________________

Air Quality Index:

Eugene-Springfield: The Air Quality Index is 17 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 19 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 36 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA).

________________

Advisories:

• A HIGH WIND WARNING IS IN EFFECT UNTIL 4 PM TODAY FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.
• A HIGH WIND WARNING IS IN EFFECT UNTIL 7 PM TODAY FOR THE COAST RANGE OF NORTHWEST OREGON AND THE CENTRAL OREGON COAST RANGE.
• A WIND ADVISORY IS IN EFFECT UNTIL 7 PM TONIGHT FOR THE GREATER PORTLAND METRO AREA, THE CENTRAL WILLAMETTE VALLEY, AND THE SOUTH WILLAMETTE VALLEY.
• A HIGH WIND WARNING IS IN EFFECT UNTIL 4 PM TODAY FOR THE SOUTH CENTRAL OREGON COAST, THE CURRY COUNTY COAST.
• A WIND ADVISORY IS IN EFFECT UNTIL 4 PM TODAY FOR JACKSON COUNTY.
• A WIND ADVISORY IS IN EFFECT UNTIL 10 PM TONIGHT FOR THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND CENTRAL, EASTERN AND WESTERN LAKE COUNTY.

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

• Mostly cloudy with rain and a bit warmer this afternoon (0.25 in. of rain possible) and windy (Wind: S 10-20 mph increasing to SW 20-30 mph gusts 40 to 50 mph), showers likely (70%) this evening, patchy fog  late tonight and windy (Wind: SW 15-25 mph gusts 35 to 45 mph decreasing to S 10-15 mph late at night),
• Patchy AM fog, mostly cloudy and a bit warmer with a good (50%) chance of rain Wednesday afternoon (0.25 in. of rain possible), evening rain, showers likely (70%) late Wednesday night,
• Mostly cloudy with a good (50%) chance of AM showers, showers likely (70%) and a bit cooler with a slight (20%) chance of thunderstorms Thursday afternoon, then a good (50%) chance of showers Thursday night.
• highs 58-54 warming to 60 Thursday lows 40-45.
• Rain and a bit cooler Friday and Friday night,
• Mostly cloudy with rain and a bit warmer Saturday and Saturday night,
• Then rain likely (70%) Sunday through Monday.
• highs 55-58 cooling to 53 Thursday lows 45-43. (seasonal averages high 54 low 36).

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Home Wood Heating Advisory:

Eugene-Springfield: GREEN – Burning is Allowed.

Oakridge: GREEN – Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Advisory Courtesy of Lane Regional Air Protection Agency (LRAPA).

___________________

Forecast for Roseburg:

• Mostly cloudy with rain this afternoon (0.15 in. of rain possible), a good (50%) chance of evening showers, just mostly cloudy tonight (under 0.10 in. of rain possible),
• Partly cloudy Wednesday AM, increasing clouds to mostly cloudy with a slight (20%) chance of rain in the afternoon, rainWednesday night (0.15 in. of rain possible),
• Then mostly cloudy with a good (50%) chance of AM showers, a good (50%) chance of showers and a slight (20%) chance of thunderstorms and cooler Thursday afternoon, a (%) chance of showers Thursday night.
• highs 58-65 lows 42-46.
• Mostly cloudy with rain Friday through Saturday night,
• Then mostly cloudy with rain likely (60%) and a bit cooler Sunday through Monday.
• highs 60-55 lows 46-39. (seasonal averages high 56 low 38).

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Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Mostly cloudy and a bit cooler with rain and a slight (20%) chance of coastal thunderstorms this afternoon while inland rain this afternoon (0.45 in. of rain possible) and windy (Wind: SW 25-35 at the shore while SW 15-25 mph inland), partly cloudy with a (30%) chance of evening showers, just mostly cloudy late tonight,
• Mostly cloudy with a (40%) chance of coastal rain while (30%) chance of rain inland rain Wednesday afternoon (under 0.10 in. of rain possible) and breezy (Wind: S 15-25 mph at the shore while S 10-15 mph inland), mostly cloudy with rain (0.45 in. of rain possible) Wednesday night and breezy (Wind: SW 15-25 mph at the shore while SW 10-15 mph inland),
• Then mostly cloudy with AM coastal showers and a bit cooler with showers likely (70%) and a slight (20%) chance of thunderstorms in the afternoon while a good (50%) chance of AM inland showers and showers with a slight (20%) chance of inland thunderstorms Thursday afternoon, then mostly cloudy with a good (50%) chance of showers Thursday night.
• highs 56-62 cooling to 60 Thursday lows 45-50.
• Mostly cloudy with rain Friday through Sunday night,
• Rain likely (70%) Monday AM, then rain in the afternoon.
• highs 57-60 cooling to 53 Monday lows 50-43. (seasonal averages high 54 low 41).

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Forecast for the Cascades in Lane County:

• Mostly cloudy with rain this afternoon (0.50 in. of rain possible) and windy (Wind: SW 20-30 mph gusts to 50 mph), evening rain and snow showers, colder with a slight (20%) chance of snow showers late tonight (0.10 in. of rain possible, 1 in. of snow possible) and breezy (Wind: SW 15-25 mph gusts to gusts to 45 mph decreasing to SW 5-10 mph late at night),
• A mix of clouds and sun and a bit warmer with a slight (20%) chance of rain Wednesday afternoon, becoming mostly cloudy with rain in the evening, rain and snow showers late at night,
• Mostly cloudy and cooler with rain and snow showers likely (70%) Thursday AM, a good (50%) chance of afternoon rain and showers, then a (30%) chance of rain and snow  showers Thursday night.
• snow level 6,500 ft. today, 3,500 ft. tonight, 8,000 ft. Wednesday, 7,000 ft. falling to 5,500 ft. Wednesday night, then 5,000 ft. Thursday and Thursday night.
• highs 48-44 lows 28-33 cooling to 30 Thursday night.
• Mostly cloudy and cooler with rain and snow likely (70%) Friday, rain Friday night,
• Rain likely (70%) Saturday, rain Saturday night,
• Then mostly cloudy with rain and snow likely (70%) Sunday through Monday.
• snow level 5,500 ft. Friday, 6,000 ft. Friday night, 7,000 ft. Saturday and Saturday night, 5,500 ft. Sunday, 5,000 ft. Sunday night, then 4,500 ft. Monday.
• highs 43-36 lows 33-29.

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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 and Lane County news on-line at eugenedailynews.com.

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