Check out my latest Eugene Daily News Weather Or Not column:
http://eugenedailynews.com/2018/06/mother-nature-just-couldnt-wait-for-the-starting-gun/
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Here is my new weekly weather quiz question. What is an “Evaporimeter?” 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 slowly moving away with a low pressure trough (Shaded “U” shape with arrows) taking over. The graphics for days 1-3 show the frontal system that moves through Tuesday night and Wednesday. The graphics for days 3-7 show the frontal system moving through between Thursday night and Friday and another front pushing through the Pacific Northwest next Saturday.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 26 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 28 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:
- Mostly cloudy this AM, partly cloudy and a bit cooler this afternoon and tonight,
- Partly cloudy Tuesday AM, mostly sunny and a bit warmer in the afternoon, partly cloudy at night,
- Partly cloudy and a bit warmer Wednesday and Wednesday night.
- highs 67-74 lows 43-47.
- Partly cloudy and a bit cooler Thursday, mostly clear at night,
- AM sun, partly cloudy with a slight (20%) chance of rain and a bit cooler Friday, partly cloudy with a slight (20%) chance of evening rain, cloudy with a good (50%) chance of rain late Friday night,
- Mostly cloudy with a good (50%) chance of AM rain, a bit cooler with a good (50%) chance of showers Saturday afternoon, a (40%) chance of evening showers, a slight (20%) chance of showers late at night,
- A slight (20%) chance of AM showers, then a mix of clouds and sun Sunday afternoon.
- highs 73-68 lows 46-50 cooling back to 47 Saturday night. (seasonal averages high 70 low 46)
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Eugene-Springfield Pollen Count
Grass………. Very High (585)
Trees………. Low (4)
Last Counted: 6/3/18
Data Courtesy of Oregon Allergy Associates
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Forecast for Roseburg:
- AM clouds, partly cloudy and a bit cooler this afternoon and tonight,
- Partly cloudy Tuesday AM, mostly sunny and a bit warmer in the afternoon, partly cloudy in the evening, mostly clear late Tuesday night,
- Sunny and a bit warmer Wednesday, then partly cloudy at night.
- highs 72-78 lows 47-52.
- Partly cloudy Thursday, mostly clear at night,
- Mostly sunny and a bit cooler Friday, partly cloudy with a slight (20%) chance of evening rain, mostly cloudy with a (40%) chance of showers late Friday night,
- Mostly cloudy and a bit cooler with a (40%) chance of showers Saturday and at night,
- Mostly cloudy with a slight (20%) chance of AM showers, then just partly cloudy Sunday afternoon.
- highs 78-72 lows 52-48. (seasonal averages high 73 low 50)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly cloudy this AM, partly cloudy and a bit cooler this afternoon, mostly clear this evening, partly cloudy late tonight,
- Partly cloudy Tuesday AM, mostly sunny in the afternoon, partly cloudy at night,
- Then partly cloudy Wednesday and Wednesday night.
- highs near 62 lows 49-52.
- Partly cloudy Thursday, mostly clear in the evening, partly cloudy late Thursday night,
- Partly cloudy Friday with a slight (20%) chance of afternoon rain, mostly cloudy with a (40%) chance of showers Friday night,
- Mostly cloudy with a (40%) chance of showers Saturday and Saturday night,
- A slight (20%) chance of AM showers, then just partly cloudy Sunday afternoon.
- highs near 62 lows near 52. (seasonal averages high 61 low 49)
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Forecast for the Cascades in Lane County:
- AM clouds, partly cloudy and a bit cooler cooler this afternoon and tonight,
- Partly cloudy and a bit warmer Tuesday and Tuesday night,
- Then partly cloudy and warmer Wednesday and at night.
- free air freezing level 7,500 ft. rising to 8,000 ft. this afternoon, 9,000 ft. rising to 10,000 ft. late tonight, 9,000 ft. rising to 10,000 ft. Tuesday afternoon, 11,000 ft. rising to 12,000 ft. late Tuesday night, 11,000 ft. rising to 12,000 ft. Wednesday afternoon, then 12,000 ft. falling to 11,000 ft. late Wednesday night.
- highs 55-67 lows 35-42.
- Partly cloudy in the AM, mostly sunny and a bit cooler Thursday afternoon, mostly clear Thursday night,
- AM sun, partly cloudy and a bit cooler with a slight (20%) chance of rain Friday afternoon and evening, cloudy with a good (50%) chance of showers late Friday night and Saturday AM, mostly cloudy and a bit cooler with a good (50%) chance of showers in the afternoon and evening, a slight (20%) chance of showers late at night,
- A slight (20%) chance of AM showers, then a mix of clouds and sun and a bit warmer Sunday afternoon.
- free air freezing level 11,000 ft. rising to 12,000 ft. Thursday afternoon, 12,000 ft. falling to 11,000 ft. Thursday night, 12,000 ft. Friday AM, snow level above 8,000 ft. Friday afternoon and at night, snow level 8,000 ft. falling to 7,000 ft. Saturday afternoon, 6,500 ft. Saturday night and Sunday AM, then free air freezing level 9,000 ft. Sunday afternoon.
- highs 66-59 lows 42-39.
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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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