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 aa upper 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 36 in the Good category measuring Ozone.
Oakridge: The Air Quality Index is 10 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 31 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:
- Partly cloudy this evening, mostly cloudy with a (40%) chance of rain late tonight,
- Cloudy with rain likely (70%) and occasional drizzle Wednesday AM, a bit cooler with a good (50%) chance of afternoon showers (under 0.10 in. of rain possible), partly cloudy with a slight (20%) chance of evening showers, just partly cloudy late at night,
- A mix of clouds and sun and slightly cooler Thursday, partly cloudy late Thursday night,
- Partly cloudy and a bit warmer Friday and at night.
- lows 50-47 highs 68-72.
- Partly cloudy Saturday AM, mostly sunny and a bit warmer in the afternoon, partly cloudy Saturday night,
- Partly cloudy and a bit warmer Sunday and at night,
- Mostly sunny Monday, partly cloudy Monday night,
- Then sunny and a bit warmer Tuesday.
- highs 76-84 lows 50-53. (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:
- Mostly clear tonight,
- Mostly cloudy with a (40%) chance of AM rain, cooler with a slight (20%) chance of showers Wednesday afternoon, just partly cloudy at night,
- AM clouds, mostly sunny and a bit warmer Thursday afternoon, partly cloudy at night,
- Partly cloudy and slightly cooler Friday and Friday night.
- lows 52-49 warming back to 52 Thursday night and Friday night highs 72-76.
- Partly cloudy and a bit warmer with a slight (20%) chance of thunderstorms Saturday and Saturday night,
- Partly cloudy Sunday AM, sunny and a bit warmer in the afternoon, mostly clear at night,
- Then mostly sunny and a bit warmer Monday and Tuesday, mostly clear Monday night,
- highs 80-88 lows 56-59. (seasonal averages high 75 low 51)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly clear this evening and mostly cloudy with a (30%) chance of coastal rain late tonight while mostly clear inland this evening and partly cloudy with a slight (20%) chance of inland rain late tonight (under 0.10 in. of rain possible),
- Mostly cloudy with a good (50%) chance of AM rain, a bit cooler with a slight (20%) chance of rain Wednesday afternoon (under 0.10 in. of rain possible), becoming partly cloudy late Wednesday night,
- AM clouds, becoming mostly sunny and a bit warmer Thursday afternoon, then partly cloudy at night through Friday night.
- lows near 52 highs near 63.
- Mostly sunny and a bit warmer Saturday and Sunday, mostly clear both nights,
- Mostly sunny Monday, mostly clear at night,
- Then sunny and a bit warmer Tuesday.
- highs 65-67 lows near 55. (seasonal averages high 61 low 50)
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Forecast for the Cascades in Lane County:
- Partly cloudy tonight,
- Mostly cloudy with a (40%) chance of AM rain, a slight (20%) chance of rain and a bit cooler Wednesday afternoon and evening, partly cloudy with a slight (20%) chance of showers late Wednesday night,
- Partly cloudy and a bit warmer Thursday and Thursday night,
- Partly cloudy Friday with a slight (20%) chance of showers in the afternoon and at night.
- free air freezing level 14,000 ft. tonight, snow level above 8,000 ft. Wednesday, 7,000 ft. Wednesday night, free air freezing level 11,000 ft. Thursday and Thursday night, then snow level 8,000 ft. Friday afternoon and Friday night
- lows 40-36 warming to 38 Thursday night and Friday night highs 60-72.
- Partly cloudy and a bit warmer with a slight (20%) chance of showers Saturday with a slight (20%) chance of afternoon and evening thunderstorm, just partly cloudy at night,
- Partly cloudy Sunday and a bit warmer with a (30%) chance of showers and a slight (20%) chance of afternoon and evening thunderstorms, partly cloudy again late Sunday night,
- Partly cloudy with a slight (20%) chance of showers Monday AM, partly cloudy and a bit warmer in the afternoon and at night,
- Then mostly sunny and a bit warmer Tuesday.
- snow level 8,000 ft. Saturday and Saturday night,above 8,000 ft. Sunday through Monday, free air freezing level 12,000 ft. Monday night, then 14,000 ft. Tuesday.
- highs 60-72 lows 42-46.
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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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