Jan
06.
Here is my new weekly weather quiz question. What is an “Abutment?”
An Upper Level High Pressure Ridge (“Arch” shape) is taking over to bring sunshine and dry weather to the Pacific Northwest. The graphics for days 1-3 show a frontal system well offshore Tuersday. The graphics for days 3-7 Thursday through Monday show a cold front moving in Friday.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 59 in the Moderate category measuring Particulate Matter.
Oakridge: The Air Quality Index is 64 in the Moderate category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 32 in the Good category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
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ADVISORIES:
- A BEACH HAZARDS STATEMENT FOR DANGEROUS SNEAKER WAVES IS IN EFFECT UNTIL 4 AM TUESDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
- AN AIR STAGNATION ADVISORY IS IN EFFECT FROM 10 AM TUESDAY UNTIL NOON FRIDAY FOR THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
- AN AIR STAGNATION ADVISORY IS IN EFFECT FROM 10 AM TUESDAY UNTIL NOON FRIDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, AND JACKSON COUNTY.
- AN AIR STAGNATION ADVISORY IS IN EFFECT FROM 11PM MST TONIGHT UNTIL 11 AM MST FRIDAY FOR HARNEY COUNTY, BAKER COUNTY, MALHEUR COUNTY, AND THE OREGON LOWER TREASURE VALLEY.
- A FLOOD WARNING IS IN EFFECT UNTIL EARLY TUESDAY AFTERNOON FOR THE COQUILLE RIVER AT COQUILLE AFFECTING COOS COUNTY.
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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:
- Mostly clear tonight,
- Patchy AM dense fog, a mix of clouds and sun and a bit cooler Tuesday afternoon, patchy dense evening fog, mostly cloudy late Tuesday night,
- A mix of clouds and sun and a bit warmer Wednesday, partly cloudy with patchy dense fog late at night,
- Patchy AM dense fog, mostly sunny and a bit cooler Thursday afternoon, mostly cloudy with a slight (20%) chance of rain Thursday night.
- lows 32-36 cooling to 33 Wednesday night warming to 37 Thursday night highs 44-49 cooling to 46 Thursday. .
- Mostly cloudy with a good (50%) chance of AM rain, partly cloudy and a bit warmer with a good (50%) chance of rain Friday afternoon, partly cloudy with a slight (20%) chance of evening showers, mostly cloudy with a slight (20%) chance of showers late Friday night,
- A mix of clouds and sun and a bit cooler Saturday, partly cloudy in the evening, mostly cloudy late at night,
- Then mostly sunny and a bit cooler Sunday and Monday, partly cloudy Sunday night.
- highs 52-44 lows 37-32. (seasonal averages high 47 low 35)
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HOME WOOD HEATING ADVISORY:
Eugene & Springfield: GREEN – The burning wood is allowed.
Oakridge and Westfir: GREEN – The burning wood is allowed.
The use of pellet stoves is always allowed.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
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Forecast for the Umpqua Valley including Roseburg:
- Mostly cloudy with patchy evening fog, areas of fog late tonight,
- Mostly cloudy with areas of dense AM fog, mostly cloudy with patchy dense fog Tuesday afternoon, patchy evening fog, mostly cloudy with areas of fog late Tuesday night,
- Mostly cloudy with areas of AM fog, partly cloudy and a bit warmer Wednesday afternoon, mostly clear with patchy evening fog, partly cloudy with areas of fog late Wednesday night,
- Partly cloudy with areas of AM fog, sunny Thursday afternoon, mostly cloudy with a patchy fog and a slight (20%) chance of showers late Thursday night.
- lows 36-39 cooling to 37 Wednesday night warming to 40 Thursday night highs 56-47.
- Mostly cloudy with patchy AM fog, mostly cloudy and a bit cooler with a slight (20%) chance of showers Friday, a slight (20%) of evening showers, just mostly cloudy late Friday night,
- Partly cloudy and a bit cooler Saturday, partly cloudy at night,
- Then partly cloudy Sunday through Monday.
- highs near 48 lows 39-32. (seasonal averages high 49 low 37)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Partly cloudy with patchy evening fog, mostly cloudy with areas of fog late tonight,
- Mostly cloudy with areas of AM fog, mostly cloudy and a bit cooler Tuesday afternoon, mostly cloudy with patchy evening fog, mostly cloudy with areas of fog late at night,
- Mostly cloudy with areas of AM fog, partly cloudy and a bit warmer Wednesday afternoon, partly cloudy patchy evening fog, mostly cloudy with areas of fog at late Wednesday night,
- Mostly cloudy with patchy AM fog, sunny and a bit warmer Thursday afternoon, mostly cloudy with patchy fog and a slight (20%) chance of showers late Thursday night.
- lows 39-44 highs 58-62.
- Mostly cloudy with patchy AM fog and showers likely (70%), a good (50%) chance of showers and a bit cooler Friday afternoon, patchy fog with a slight (20%) chance of showers and colder Friday night,
- Mostly sunny and a bit cooler Saturday, mostly clear Saturday night,
- Mostly sunny Sunday, mostly clear Sunday night,
- Then mostly sunny and slightly warmer Monday.
- highs 55- 53 warming to 54 Monday lows 38-34 (seasonal averages high 53 low 41)
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly clear tonight,
- AM sun, a mix of clouds and sun and a bit cooler Tuesday afternoon, mostly cloudy Tuesday night,
- Mostly sunny and a bit warmer Wednesday, mostly clear at night,
- Sunny Thursday, mostly cloudy Thursday night,
- free air freezing level 8,000 ft. tonight, 10,000 ft. rising to 11,000 ft. Tuesday afternoon, 11,000 ft. falling to 10,000 ft. late Tuesday night, 10,000 ft. rising to 11,000 ft. Wednesday afternoon, 11,000 ft. falling to 10,000 ft. Wednesday night, then 12,000 ft. Thursday and Thursday night.
- low 34-24 warming to 28 Tuesday night highs 33-36.
- Mostly cloudy and a bit cooler with rain and snow likely (70%) Friday, mostly cloudy with a good (50%) chance of rain showers and a slight (20%) snow showers at night,
- Mostly sunny and a bit cooler Saturday, partly cloudy Saturday night,
- Then mostly sunny and a bit warmer Sunday and Monday, mostly clear Sunday night.
- snow level 5,500 ft. Friday, 3,500 ft. Friday night, free air freezing level 3,500 ft. Saturday, 4,000 Saturday night through Sunday night, then 5,000 ft. Monday.
- highs 36-43 lows 24-30.