Mar
25.
Here is my new weekly weather quiz question. “What is “Radiation Fog?”
__________
An Upper Level Low Pressure Trough (“U” shape) covers just about all of the Western U.S.. The graphics for days 1-3 show the frontal system moving through the Pacific Northwest Monday. The graphics for days 3-7 Friday through Tuesday show the complex frontal system headed toward the Pacific Northwest Coast moving through through Southern California between Friday and next Monday.
________________.
Air Quality Index:
Eugene/Springfield: The Air Quality Index is 10 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 5 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 5 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:
- Mostly cloudy with a (30%) chance of AM showers, a mix of clouds and sun and a bit warmer with a slight (20%) chance of showers this afternoon, a good (50%) chance of showers tonight (0.10 in. of rain possible),
- Mostly cloudy with AM showers, showers and a slight (20%) chance of thunderstorms Wednesday (0.50 in. of rain possible), showers with a slight (20%) chance of thunderstorms at night (0.10 in. of rain possible),
- Mostly cloudy and a bit cooler with showers and a slight (20%) chance of thunderstorms Thursday, then showers likely (70%) with a slight (20%) chance of thunderstorms Thursday night.
- highs 56-54 lows 44-39.
- AM clouds with a good (50%) chance of AM showers, partly cloudy and a bit warmer with a good (50%) chance of showers Friday afternoon, a (40%) chance of evening showers, partly cloudy with a (40%) chance of showers late Friday night,
- A mix of clouds and sun and a bit warmer with a good (50%) chance of showers Saturday, mostly cloudy with a (40%) chance of evening showers, partly cloudy with a (40%) chance of showers late at night,
- Mostly sunny and a bit warmer with a slight (20%) chance of showers Sunday, mostly clear with a slight (20%) chance of showers Sunday nigt,
- Then mostly sunny with a slight (20%) chance of showers and a bit warmer Monday.
- highs 60-65 lows near 40. (seasonal averages high 58 low 38)
__________
EUGENE-SPRINGFIELD POLLEN COUNT:
GRASS: ABSENT (0)
TREES: MODERATE (84)
WEEDS: ABSENT (0)
Measured 3.25.24
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:
- Patchy AM fog, mostly cloudy and a bit warmer with a (30%) chance of showers today (under 0.10 in. of rain possible, snow level 3,000 ft.), a good (50%) chance of evening showers, showers likely (70%) late tonight (under 0.10 in. of rain possible),
- Mostly cloudy with AM showers, a bit cooler with showers and a slight (20%) chance of thunderstorms Wednesday afternoon (0.50 in. of rain possible) and at night (0.10 in. of rain possible),
- Mostly cloudy with AM showers and snow showers with a slight (20%) chance of thunderstorms (snow possibly heavy at times), showers and a bit cooler with a slight (20%) chance of thunderstorms Thursday afternoon, evening showers, then a good (50%) chance of rain and snow showers Thursday night.
- highs 59-55 lows 44-40.
- Mostly cloudy with a good (50%) chance of AM rain and snow showers, showers and a bit warmer Friday afternoon, mostly cloudy with a (40%) chance of showers at night,
- Mostly cloudy with a (40%) chance of showers Saturday, and in the showers, becoming partly cloudy a (30%) chance of showers late Saturday night,
- Partly cloudy and a bit warmer with a slight (20%) chance of showers Sunday, mostly clear Sunday night,
- Then mostly sunny and a bit warmer Monday.
- highs 55-64 lows near 40. (seasonal average high 60 low 40)
____________
Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Patchy AM fog, mostly cloudy and a bit warmer with a (30%) chance of showers today (under 0.10 in. of rain possible), cloudy with a good (50%) chance of evening showers, showers likely (70%) late tonight (under 0.10 in. of rain possible),
- Mostly cloudy with AM showers, showers and a slight (20%) chance of thunderstorms and breezy (Wind: S 15-25 mph AM gusts to 40 mph) Wednesday afternoon (0.75 in. of rain possible), showers (0.25 in. of rain possible) with a slight (20%) chance of thunderstorms at night and breezy (Wind: S 15-25 mph),
- Mostly cloudy and breezy with showers with a slight (20%) chance of thunderstorms and breezy Thursday, evening showers, then showers likely (70%) Thursday night.
- highs 56-53 lows 45-42.
- Mostly cloudy with showers likely (70%) and a bit warmer Friday, mostly cloudy with a (40%) chance of showers Friday night,
- Mostly cloudy with a (40%) chance of showers Saturday and in the evening, partly cloudy with a slight (20%) chance of showers late at night,
- Partly cloudy with a slight (20%) chance of showers Sunday, mostly clear with a slight (20%) chance of evening showers, just mostly clear late Sunday night,
- Some AM clouds, then mostly sunny with a slight (20%) chance of showers Monday afternoon.
- highs 60 lows near 42. (seasonal average high 55 low 42)
__________
Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly cloudy with AM snow and rain showers likely (70%), a mix of clouds and sun with a good (50%) chance of rain and snow showers and a bit cooler this afternoon (0.25 in. of rain possible, 1 in. of snow possible), a slight (20%) chance of evening rain and snow showers, a good (50%) chance of rain and snow showers late tonight (under 0.10 in. of rain possible, little or no snow accumulation expected),
- Mostly cloudy and a bit warmer with rain and snow showers Wednesday (snow possibly heavy in the afternoon), showers and snow showers at night,
- Mostly cloudy and a bit cooler with showers and snow showers with a slight (20%) chance of thunderstorms Thursday and windy, then a good (50%) chance of rain and snow showers Thursday night.
- snow level 3,000 ft. today, 4,000 ft. tonight, 5,000 ft. Wednesday, 3,000 ft. Wednesday night, then 3,500 ft. Thursday and Thursday night.
- highs 40-37 lows 29-26.
- Mostly cloudy with rain and snow showers and a bit warmer Friday, a good (50%) chance of rain and snow showers Friday night,
- Mostly cloudy with rain and snow showers likely (70%) and a bit warmer Saturday, a good (50%) chance of rain and snow showers at night,
- A mix of clouds and sun and a bit warmer with good (50%) chance of rain and snow showers Sunday, mostly cloudy with a (40%) chance of evening showers and a slight (20%) chance of rain showers while partly cloudy with a (40%) chance of snow showers and a slight (20%) chance of rain showers late Sunday night,
- Mostly sunny with a (30%) chance of AM rain and snow showers, then a mix of clouds and sun with and (30%) chance of rain and snow showers and a bit warmer Monday afternoon.
- snow level 4,000 ft. Friday, 4,500 ft. Friday through Saturday through Sunday, 5,000 ft. Sunday night, then 5,500 ft. Monday.
- highs 42-52 lows near 28.
__________
For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com