Check out my latest Eugene Daily News Weather Or Not column:
http://eugenedailynews.com/2018/04/active-volcanoes-are-all-over-the-earth-but-even-in-space/
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Here is my new weekly weather quiz question What is “Doppler Radar?” The first person to post the correct answer as a comment on this page will win a week of free personalized weather forecasts tailored to your needs. Good luck.
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An Upper Level High Pressure Ridge (Shaded “Arch” shape with arrows) takes over bringing dry and sunny weather at least for a while. The graphics for days 3-7 show the frontal systems that will be affecting the Pacific Northwest from Wednesday through next Sunday. An Upper Level Low Pressure Trough (Shaded “U” shape with arrows) will help bring those fronts and the precipitation chance our way by Thursday night.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 27 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 61 in the Moderate category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 26 in the Good category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
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Advisories:
- A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE RIVER.
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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- Mostly sunny and warmer today, clear tonight,
- Sunny and a bit warmer Tuesday, partly cloudy Tuesday night and Wednesday AM, mostly sunny and a bit warmer in the afternoon, then partly cloudy Wednesday night.
- highs 75-78 lows 40-48.
- Partly cloudy and a bit cooler Thursday, mostly cloudy with a slight (20%) chance of showers Thursday night,
- Mostly cloudy with a (30%) chance of showers and a bit cooler Friday, a (40%) chance of showers Friday night and Saturday, then cloudy with a (40%) chance of showers Saturday night and Sunday.
- highs 67-59 lows 47-44. (seasonal averages high 62 low 40)
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Eugene-Springfield Pollen Count
Grass………. Low (0)
Trees………. Moderate (41)
Last Counted: 4/18/18
Data Courtesy of Oregon Allergy Associates
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Forecast for Roseburg:
- Sunny and and warmer today and Tuesday, clear at night,
- Then partly cloudy and a bit warmer Wednesday and Wednesday night.
- highs 82-85 lows 47-52.
- Partly cloudy with a slight (20%) chance of showers and a bit cooler Thursday, mostly cloudy with a slight (20%) chance of showers Thursday night,
- Mostly cloudy and a bit cooler with a (30%) chance of showers Friday and at night,
- Mostly cloudy with a (40%) chance of showers and a bit cooler Saturday and Saturday night,
- Then mostly cloudy and a bit cooler with a (30%) chance of showers Sunday.
- highs 75-62 lows 49-45. (seasonal averages high 64 low 43)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Sunny and a bit warmer today, clear tonight,
- Sunny Tuesday AM, partly and a bit cooler in the afternoon, mostly clear in the evening, partly cloudy late Tuesday night,
- Then partly cloudy and a bit warmer Wednesday and at night.
- highs 70-67 warming back to 70 Wednesday lows 46-50.
- Partly cloudy and cooler with a slight (20%) chance of showers Thursday, mostly cloudy with a slight (20%) chance of showers Thursday night,
- Mostly cloudy and a bit cooler with a (30%) chance of showers Friday and at night,
- A (40%) chance of showers Saturday and Saturday night,
- Then mostly cloudy and a bit cooler with a (30%) chance of showers Sunday.
- highs 60-56 lows 48-46. (seasonal averages high 56 low 44)
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Forecast for the Cascades in Lane County:
- Sunny and warmer today and Tuesday, mostly clear at night,
- Then partly cloudy and a bit cooler Wednesday and Wednesday night.
- free air freezing level 10,000 ft. rising to 11,000 ft. this afternoon, then 12,000 ft. tonight through Wednesday night.
- highs 62-68 lows 38-43.
- Partly cloudy and a bit cooler Thursday, mostly cloudy with a (30%) chance of showers Thursday night,
- A mix of clouds and sun and much cooler with a (40%) chance of showers Friday, mostly cloudy with a good (50%) chance of showers at night and Saturday, cloudy and a bit cooler with a good (50%) chance of showers Saturday night,
- Then cloudy and a bit cooler with a (40%) chance of rain and snow showers Sunday.
- free air freezing level 12,000 ft. Thursday, snow level above 8,000 ft. Thursday and Friday, 7,500 ft. Friday night, 5,500 ft. Saturday, 6,000 ft. Saturday night, then 5,500 ft. Sunday.
- highs 62-45 lows 40-34.
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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 eugenedailynews.com.
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