May
19.
Here is my weekly weather quiz question for the last time. What is “Limnology? Here is the correct answer. Limnology: In hydrologic terms, the branch of hydrology that pertains to the study of lakes.
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A blocking Upper Level High Pressure Ridge (“Arch” shape) still has a hold on the Pacific Northwest. Temperatures have cooled off a bit. The graphics for days 1-3 show no fronts approaching the Pacific Northwest. The graphics for days 3-7 Tuesday through next Saturday show what little frontal activity will occur through the period until a cold front move in between Friday and next Saturday.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 31 in the good category measuring Ozone.
Oakridge: The Air Quality Index is 23 in the good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 30 in the Good category measuring Ozone.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
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ADVISORIES
- NONE AT THIS TIME.
HEALTH 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:
- A mix of clouds and sun and a bit cooler today, partly cloudy this evening, mostly cloudy late tonight,
- Partly cloudy and a bit cooler Sunday, mostly clear at night,
- Mostly sunny start, partly cloudy and a bit cooler Monday afternoon, then partly cloudy Monday night.
- highs 77-69 lows 52-44.
- Partly cloudy and a bit warmer Tuesday and Tuesday night,
- Some AM clouds, mostly sunny and a bit warmer Wednesday, mostly clear at night,
- Partly cloudy and a bit warmer Thursday and Thursday night,
- Then partly cloudy Friday.
- highs 72-75 lows 45-49. (seasonal averages high 69 low 45)
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Home Wood Heating Advisory:
Posted Daily
Eugene-Springfield: GREEN– Burning is Allowed.
Oakridge: GREEN– Burning is Allowed.
*Note: Pellet stoves may be used anytime if they produce no visible emissions.
Data courtesy of Lane Regional Air Protection Agency (LRAPA
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Eugene-Springfield Pollen Count:
Grass Pollen: High (117)
Weeds: Moderate (14)
Tree Pollen: High (107)
Last counted: 5.19.23
Data courtesy of Oregon Allergy Associates.
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Forecast for the Umpqua Valley including Roseburg:
- Mostly cloudy and a bit cooler today, mostly cloudy tonight,
- Mostly cloudy start, partly cloudy and a bit cooler Sunday afternoon, mostly clear at night,
- Sunny and a bit cooler Monday, then partly cloudy Monday night.
- highs 76-72 lows 52-47.
- Partly cloudy and a bit warmer Tuesday, partly cloudy Tuesday night,
- Then partly cloudy Wednesday through Friday.
- highs 74-76 lows 48-52. (seasonal averages high 72 low 49)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Cloudy with a slight (20%) chance of AM showers, just mostly cloudy and a bit warmer this afternoon, mostly cloudy tonight,
- Mostly cloudy start, partly cloudy Sunday afternoon, mostly clear at night,
- Mostly sunny Monday, then partly cloudy and breezy Monday night.
- highs near 65 lows 52-46.
- Partly cloudy and a bit cooler Tuesday, partly cloudy Tuesday night,
- Then partly cloudy Wednesday through Friday.
- highs near 64 lows 46-49. (seasonal averages high 61 low 49)
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Partly cloudy and a bit cooler with a good (50%) chance of showers and a slight (20%) chance of thunderstorms this afternoon and evening, partly cloudy with a slight (20%) chance of showers late tonight (under 0.10 in. of rain possible, more in storms),
- A mix of clouds and sun and a bit cooler with a slight (20%) chance of showers Sunday afternoon, just partly cloudy at night,
- Some AM clouds, mostly sunny and a bit cooler Monday afternoon, then partly cloudy Monday night.
- snow level above 8,000 ft. tonight through Sunday, free air freezing level 12,000 ft. falling to 11,000 ft. late Sunday night, 11,000 ft. Monday, then 12,000 ft. Monday night.
- highs 72-58 lows near 47-35.
- Partly cloudy and a bit warmer Tuesday and Tuesday night,
- Partly cloudy with a slight (20%) chance of showers Wednesday afternoon and evening, just partly cloudy at night,
- Partly cloudy with a slight (20%) chance of showers Thursday afternoon and evening, just partly cloudy Thursday night,
- Then partly cloudy with a slight (20%) chance of showers Friday afternoon.
- free air freezing level 10,000 ft. Tuesday, 11,000 ft. Tuesday night, snow level 7,500 ft. Wednesday, above 8,000 ft. Wednesday night, 8,000 ft. Thursday, then above 8,000 ft. Thursday night and Friday.
- highs near 62 lows 37-39.
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For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com
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