May
09.
Here is my weekly weather quiz question. “What is “Relative Humidity?”
____________
An Upper Level High Pressure Ridge (“Arch” shape ) is taking over giving us serious warming. The graphics for days 1-3 show the lack of frontal systems. The graphics for days 3-7 Monday through Friday show no frontal activity moving across the Pacific Northwest through the period except for a front to our north Thursday then pushing through Oregon by next Friday.
________________
Air Quality Index:
Eugene/Springfield: The Air Quality Index is 35 in the Good category measuring Ozone.
Oakridge: The Air Quality Index is 44 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 21 in the Good category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
_______________
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.
________________
Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- Sunny and a bit warmer today, clear tonight,
- Sunny and slightly cooler Saturday, clear at night,
- Sunny and a bit cooler Sunday (Mother’s Day), then mostly clear Sunday night.
- highs 86-78 lows 57-48.
- Mostly sunny and a bit cooler Monday, partly cloudy Monday night,
- Sunny Tuesday, mostly clear at night,
- Sunny and a bit warmer Wednesday, mostly clear Wednesday night,
- Then sunny Thursday.
- highs 72-75 lows 46-49 (seasonal averages high 67 low 43)
__________
EUGENE-SPRINGFIELD POLLEN COUNT:
GRASS: LOW (3)
TREES: HIGH (95)
WEEDS: LOW (3)
Measured 5.9.24
Data courtesy of Oregon Allergy Associates.
__________
Home Wood Heating Advisory:
Eugene-Springfield: GREEN- Burning wood in wood stoves or fireplaces is allowed.
Oakridge: GREEN- Burning wood in wood stoves or fireplaces is allowed.
*Pellet stoves can be used anytime since they don’t produce the particulate smoke.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
________________
Forecast for the Umpqua Valley including Roseburg:
- Sunny and warmer today, clear tonight,
- Sunny and a bit cooler Saturday, clear at night,
- Sunny and cooler Sunday (Mother’s Day), then mostly clear Sunday night.
- highs 92-82 lows 58-52.
- Mostly sunny and a bit cooler Monday, mostly clear in the evening, partly cloudy late Monday night,
- Mostly sunny and a bit warmer Tuesday, mostly clear at night,
- Mostly sunny and a bit warmer Wednesday, mostly clear Wednesday night,
- Then sunny and a bit warmer Thursday.
- highs 76-82 lows 49-52. (seasonal average high 70 low 47)
____________
Forecast for The South Oregon Coast Including Coos Bay and North Bend
- Sunny and warmer today, clear tonight,
- Cloudy with AM coastal showers and sunny and cooler Saturday afternoon while sunny inland Saturday, becoming cloud at the shore at night while clear inland at night,
- Some AM clouds, sunny and a bit cooler Sunday afternoon (Mother’s Day), then partly cloudy Sunday night.
- highs 80-63 lows 50-48.
- Partly cloudy Monday, partly cloudy Monday night,
- Then mostly sunny and a bit warmer Tuesday, Wednesday, and Thursday, mostly clear each night,
- highs 63-67 lows 46-48. (seasonal average high 60 low 47)
__________
Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Sunny and warmer today, clear tonight,
- Sunny and a bit cooler Saturday, clear at night,
- Sunny and a bit cooler Sunday (Mother’s Day), mostly clear Sunday night.
- free air freezing level 11,000 ft. rising to 12,000 ft. late this afternoon, 13,000 ft. tonight, then 12,000 ft. Sunday and Sunday night.
- highs 72-67 lows 46-42.
- Mostly sunny and a bit cooler Monday, partly cloudy Monday night,
- Sunny and a bit warmer Tuesday, mostly clear at night,
- Sunny and a bit warmer Wednesday, mostly clear with a slight (20%) chance of showers Wednesday night,
- Then mostly sunny and a bit cooler Thursday with a slight (20%) chance of rain and snow showers.
- free air freezing level 12,000 ft. Monday, 13,000 ft. Monday night through Tuesday night, 14,000 ft. Wednesday, snow level above 8,000 ft. Wednesday night, then 7,500 ft. Thursday.
- highs 62-66 cooling to 64 Thursday lows 38-42.
For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com