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Check out my latest Eugene Daily News Weather Or Not Column I See Lights In The Sky, But It’s Not A UFO.

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And don’t forget my latest feature story in the continuing series on service club organizations called Oregon Has Two Kinds Of “Elks” Four Legged and Two Legged.
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Here is my new weekly weather quiz question. What is “The National Climatic Data Center?” 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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A High Pressure Ridge (Shaded “Arch” shape with blue arrows) is weakening and moving away from us and now an upper level trough of low pressure (Shaded “U” shape with blue arrows) is sending moisture Through Oregon. A frontal system (warm front first) pushing the clouds and showers across the Pacific Northwest. The low will push in by Saturday and be past us Sunday returning the sunshine and warming us up.

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Advisories:

• A WINTER WEATHER ADVISORY IS IN EFFECT FROM 5 PM FRIDAY UNTIL 11 AM SATURDAY ABOVE 4,000 FT. FOR THE SOUTH CENTRAL OREGON CASCADES, THE SOUTHERN OREGON CASCADES, AND THE SISKIYOU MOUNTAINS.

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 35 in the Good category measuring Ozone at Amazon Park, Eugene. Data courtesy of Lane Regional Air Protection Agency (LRAPA)

Oakridge: The Air Quality Index is 14 in the Good category measuring Particulate Matter at Willamette Activity Center, Oakridge. Data courtesy of Lane Regional Air Protection Agency (LRAPA)
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Eugene-Springfield Pollen Count:

Grass……….Moderate (7)

Trees……….Moderate (17)

Last Counted: 5/8/14

Data Courtesy of Oregon Allergy Associates.

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

• Mostly cloudy with rain this evening, showers tonight (0.25 in. of rain possible),
• Mostly cloudy with showers Friday AM, showers and a slight chance of thunderstorms in the afternoon and evening (0.25 in. of rain possible, more in storms), showers late Friday night (0.25 in. of rain possible),
• Showers and a slight (20%) chance of thunderstorms Saturday (0.25 in. of rain possible), partly cloudy with a (30%) chance of showers in the evening, just partly cloudy late Saturday night,
• Then partly cloudy Sunday (Mother’s Day) and at night.
• lows 45-40 warming to 42 Sunday night highs 60-67.
• Partly cloudy Monday and Monday night,
• Then mostly sunny Tuesday, Wednesday, and Thursday while mostly clear each night.
• highs 75-83 cooling to 80 Thursday lows 44-47. (seasonal averages high 66 low 43).

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Forecast for the Umpqua Basin including Roseburg:

• Mostly cloudy with rain this evening, showers late tonight (0.35 in. of rain possible),
• Mostly cloudy with showers Friday (0.20 in. of rain possible) and Friday night (0.10 in. of rain possible),
• Showers and a slight (20%) chance of thunderstorms Saturday AM (small hail possible, AM snow level 3,500 ft.), showers likely (60%) with a slight (20%) chance of thunderstorms in the afternoon (0.20 in. of rain possible), a (30%) chance of isolated showers in the evening, just partly cloudy at night.
• Partly cloudy Sunday AM (Mother’s Day), mostly sunny and warmer in the afternoon, then mostly clear Sunday night.
• lows 48-40 warming to 46 Sunday night highs 60-73.
• Partly cloudy Monday, mostly clear at night,
• Mostly sunny and warmer Tuesday and Wednesday, mostly clear at night,
• Then sunny Thursday.
• highs 80-88 cooling to 85 Thursday lows near 50. (seasonal averages high 68 low 46)

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Forecast for the South Oregon Coast including Coos Bay and North Bend:

• Mostly cloudy with increasing showers tonight (0.40 in. of rain possible),
• Showers Friday, evening coastal showers and showers with a slight (20%) chance of thunderstorms late at night while showers inland Friday night (0.25 in. of rain possible),
• Mostly cloudy chance with showers (0.20 in. of rain possible) and a slight (20%) chance of thunderstorms (small hail possible) Saturday AM, a good (50%) chance of showers in the afternoon, partly cloudy with a (40%) chance of isolated showers in the evening, just partly cloudy at night inland,
• Partly cloudy and warmer Sunday (Mother’s Day) and Sunday night.
• lows 52-47 high 57-64.
• Partly cloudy Monday and Monday night,
• Mostly sunny Tuesday and Wednesday with mostly clear skies at night,
• Then sunny Thursday.
• highs 69-73 cooling to near 70 Thursday lows 50-54 cooling to near 50 Wednesday night. (seasonal averages high 58 low 46).

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Forecast for the Cascades in Lane County:

• Mostly cloudy with rain this evening, showers late tonight (0.50in. of rain possible),
• Mostly cloudy with AM showers, showers and a slight (20%) chance of thunderstorms Friday afternoon and evening, showers late Friday night (0.50 in. of rain possible, 2-4 in.of snow possible),
• Mostly cloudy with showers and a slight (20%) chance of thunderstorms Saturday afternoon, partly cloudy with a good (50%) chance of showers in the evening, a slight (20%) chance of rain and snow showers late Saturday night,
• Then partly cloudy Sunday (Mother’s Day) and Sunday night.
• snow level 7,500 ft. falling to 6,000 ft. tonight, 5,000 ft. Friday and Friday night, 4,500 ft. Saturday, 5,000 ft. Saturday night, free air freezing level 6,500 ft. rising to 8,000 ft Sunday, then 9,000 ft. Sunday night.
• lows 32-30 warming to 36 Sunday night highs 43-40 warming to 53 Sunday.
• Partly cloudy Monday and Monday night,
• Mostly sunny Tuesday, Wednesday, and Thursday with mostly clear skies at night.
• free air freezing level 8,000 ft. Monday, 10,000 ft. Monday night and Tuesday, 11,000 ft. Tuesday night through Wednesday night, then 12,000 ft. Thursday.
• highs 60-70 cooling t0 67 Thursday lows 39-45 cooling to 40 Wednesday 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 and Lane County news on-line at Eugene Daily News.com.

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