Check out my latest Eugene Daily News Weather Or Not column:
http://eugenedailynews.com/2018/06/this-one-burned-up-but-what-about-the-next-one/
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Here is my weekly weather quiz question. What is the “Exosphere?” 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) is moving eastward giving way to aanupper level low pressure trough (Shaded “U” shape with arrows). The graphics for days 1-3 show the frontal system that’s approaching the coast today and will move in Wednesday. The graphics for days 3-7 show the weak disturbances that will approach and then move through the Pacific Northwest Friday through next Tuesday.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 22 in the Good category measuring Ozone.
Oakridge: The Air Quality Index is 8 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 8 in the Good category measuring Ozone.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
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ADVISORIES:
HEALTH ADVISORIES:
- A PUBLIC HEALTH ADVISORY IS IN EFFECT FOR DETROIT LAKE, LOCATED 46 MILES SE OF SALEM. THE LAKE SPANS BOTH LINN AND MARION COUNTIES. WATER MONITORING HAS CONFIRMED THE PRESENCE OF BLUE-GREEN ALGAE AND THE TOXINS THEY PRODUCE IN DETROIT LAKE. PEOPLE SHOULD AVOID SWALLOWING WATER, OR INHALING WATER DROPLETS AS A RESULT OF HIGH-SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE IDENTIFIED. ALSO KEEP PETS AWAY FROM THE WATER.
- 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:
- Sunny and a bit warmer today, partly cloudy tonight,
- Mostly cloudy Wednesday with (40%) chance of rain and a bit cooler (under 0.10 in. of rain possible), mostly cloudy with a slight (20%) chance of evening showers, just partly cloudy at night,
- Partly cloudy and a bit warmer Thursday and Thursday night.
- highs 79-70 lows 48-46.
- Partly cloudy and a bit warmer Friday and at night,
- Partly cloudy Saturday AM, mostly sunny and a bit warmer in the afternoon, mostly clear Saturday night,
- Then mostly sunny and a bit warmer Sunday and Monday, mostly clear Sunday night.
- highs 72-85 lows 47-53. (seasonal averages high 72 low 47)
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Eugene-Springfield Pollen Count
Grass………. Very High (495)
Trees………. Low (4)
Last Counted: 6/12/18
Data Courtesy of Oregon Allergy Associates
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Forecast for Roseburg:
- Sunny and a bit warmer today, mostly clear tonight,
- Partly cloudy and a bit cooler Wednesday and Wednesday night,
- AM clouds, mostly sunny and a bit warmer Thursday, mostly clear at night.
- highs 84-73 warming to 76 Thursday lows near 50.
- Mostly sunny and a bit warmer Friday and Saturday, clear Friday night,
- Sunny and a bit warmer Sunday and Monday, clear Sunday night,
- highs 78-89 lows 50-54. (seasonal averages high 75 low 51)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Sunny and a bit warmer today, mostly clear this evening, partly cloudy late tonight with a slight (20%) chance of coastal rain and patchy drizzle late tonight,
- Mostly cloudy with a slight (20%) chance of AM coastal rain and patchy drizzle and a bit cooler with a (30%) chance of coastal rain Wednesday afternoon (under 0.10 in. of rain possible) while a slight (20%) chance of inland rain Wednesday, becoming partly cloudy late Wednesday night,
- AM clouds, partly cloudy and a bit warmer Thursday afternoon, mostly clear at night.
- highs 66-63 warming to 65 Thursday lows near 52.
- Mostly sunny and a bit cooler Friday, mostly clear Friday night,
- Mostly sunny and a bit warmer Saturday and Sunday, mostly clear Saturday night,
- Then sunny and a bit warmer Monday.
- highs 64-69 lows 52-55. (seasonal averages high 61 low 50)
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Forecast for the Cascades in Lane County:
- Sunny and much warmer today, mostly clear tonight,
- Partly cloudy with a slight (20%) chance of rain and a bit cooler Wednesday and in the evening, just partly cloudy late at night,
- Partly cloudy and a bit warmer Thursday and Thursday night.
- free air freezing level 13,000 ft. today, 14,000 ft. tonight, snow level above 8,000 ft. Wednesday and Wednesday evening, free air freezing level 11,000 ft. Thursday and Thursday night.
- highs 73-60 lows 42-38.
- Partly cloudy Friday with a slight (20%) chance of showers and a bit warmer in the afternoon and evening, just partly cloudy late Friday night,
- Partly cloudy and a bit warmer with a slight (20%) chance of showers Saturday afternoon and at night,
- Partly cloudy with a slight (20%) chance of AM showers, mostly sunny with a slight (20%) chance of showers and a bit warmer Sunday afternoon, partly cloudy with a slight (20%) chance of evening showers, just mostly clear late Sunday night,
- Then mostly sunny and a bit warmer Monday.
- free air freezing level 11,000 ft. Friday AM, snow level 8,000 ft. Friday afternoon and evening, free air freezing level 10,000 ft. late Friday night and Saturday AM, snow level above 8,000 ft. Saturday afternoon through Sunday evening, free air freezing level 12,000 ft. late Sunday night, then 12,000 ft. rising to 13,000 ft. Monday afternoon.
- highs 62-72 lows 39-45.
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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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