Mar
11.
The Jet Stream Airflow is setting up an Atmospheric River that will produce heavier rainfall for more of Oregon particularly to our north. The graphics for days 1-3 show a complex frontal system impacting the Pacific Northwest today and Friday. The graphics for days 3-7 Saturday through Wednesday show frontal activity in Oregon through the period.
ADVISORIES:
- A HIGH WIND WARNING IS IN EFFECT UNTIL 11 AM TODAY FOR THE LOWER COLUMBIA BASIN OF OREGON, THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, AND NORTH CENTRAL OREGON.
- A FLOOD WATCH IS N EFFECT UNTIL EARLY SATURDAY NIGHT FOR THE WILSON RIVER NEAR TILLAMOOK AFFECTING THE NORTH OREGON COAST RANGE LOWLANDS AND THE TILLAMOOK COUNTY COAST ZONES.
- A FLOOD WATCH IS N EFFECT UNTIL EARLY SATURDAY NIGHT FOR THE TRASK RIVER NEAR TILLAMOOK AFFECTING THE NORTH OREGON COAST RANGE LOWLANDS AND THE TILLAMOOK COUNTY COAST ZONES.
- A FLOOD WATCH IS IN EFFECT THROUGH FRIDAY EVENING FOR THE CLATSOP COUNTY COAST, TILLAMOOK COUNTY COAST, THE NORTH OREGON COAST RANGE LOWLANDS, THE NORTH OREGON COAST RANGE, LOWER COLUMBIA RIVER, THE TUALATIN VALLE,PORTLAND WEST HILLS AND CHEHALEM MOUNTAIN, INNER PORTLAND METRO, EAST PORTLAND METRO, OUTER SOUTHEAST PORTLAND METRO, WEST CENTRAL WILLAMETTE VALLEY, EAST CENTRAL WILLAMETTE VALLEY, WEST COLUMBIA RIVER GORGE OF OREGON ABOVE 500 FT, WEST COLUMBIA RIVER GORGE I-84 CORRIDOR, AND CLACKAMAS COUNTY CASCADE FOOTHILLS.
- A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 11 PM TONIGHT FOR THE NORTH OREGON CASCADES.
- A FLOOD WATCH IS IN EFFECT FROM SATURDAY EVENING UNTIL LATE MONDAY EVENING FOR JOHNSON CREEK AT SYCAMORE AFFECTING INNER PORTLAND METRO, AND THE PUDDING RIVER AT AURORA AFFECTING EAST CENTRAL WILLAMETTE VALLEY ZONE.
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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SKI REPORT:
Willamette Pass Ski: Is closed today, will reopen Friday.
Hoodoo Ski: Is open Thursday through Sunday this week.
Mt. Ashland Ski: All operations are still paused due to poor mountain conditions, waiting for cooler weather and snow.
Be sure to check their web pages for the latest updates.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 8 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 44 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 7 in the Good category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- Mostly cloudy with rain today (0.50 in. of rain possible) and tonight (0.10 in. of rain possible),
- Mostly cloudy and a bit warmer with rain Friday, rain at night,
- Cloudy and a bit cooler with rain Saturday, then mostly cloudy with a slight (20%) chance of rain and snow Saturday night.
- highs 54-57 cooling to 53 Saturday lows 46-36.
- Mostly cloudy and a bit warmer with a good (50%) chance of rain Sunday, mostly cloudy with a (40%) chance of rain Sunday night,
- Mostly cloudy start, a mix of clouds and sun warmer Monday afternoon, mostly cloudy in the evening, partly cloudy late at night,
- Mostly sunny and a bit warmer with a slight (20%) chance of rain Tuesday, partly cloudy with a slight (20%) chance of evening rain, mostly cloudy with a slight (20%) chance of rain late Tuesday night,
- Then mostly cloudy and a bit cooler with a (40%) chance of rain Wednesday.
- highs 57-69 cooling to 67 Wednesday lows 42-45. (seasonal averages high 56 low 37).
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HOME WOOD HEATING ADVISORY:`
EUGENE-SPRINGFIELD: GREEN- FIREPLACE AND WOOD STOVE BURNING IS ALLOWED.
OAKRIDGE: GREEN- FIREPLACE AND WOOD STOVE BURNING IS ALLOWED.
NOTE: Use of Pellet stoves is allowed all of the time.
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Forecast for the Umpqua Valley including Roseburg:
- Mostly cloudy with AM rain, a bit cooler with a good (50%) chance of rain this afternoon, evening rain, a good (50%) chance of rain tonight,
- Mostly cloudy with rain and a bit warmer Friday, rain at night,
- Mostly cloudy with AM rain, rain likely (70%) and a bit cooler Saturday afternoon, then mostly cloudy with a (20%) chance of rain and snow Saturday night.
- highs 60-62 cooling to 57 Saturday lows 47-48 cooling to 43 Saturday night.
- Mostly cloudy with a slight (20%) chance of rain and snow and warmer Sunday, mostly cloudy with a slight (20%) chance of rain Sunday night,
- Mostly cloudy in the AM, partly cloudy and warmer Monday afternoon, partly cloudy in the evening, becoming clear at night,
- Partly cloudy with a slight (20%) chance of rain and a bit warmer Tuesday and Tuesday night,
- Then mostly cloudy and a bit cooler with a slight (20%) chance of rain Wednesday.
- highs 63-74 cooling to 70 Wednesday lows 45-49. (seasonal averages high 58 low 39).
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly cloudy and a bit warmer with coastal rain today while inland AM rain and inland rain likely (70%) and a bit warmer this afternoon, coastal rain at night while inland evening rain and inland rain likely (70%) late tonight,
- Mostly cloudy with rain Friday, coastal rain Friday night while evening inland rain likely (70%) and inland rain late at night,
- Mostly cloudy with AM rain, a good (50%) chance of rain and a bit cooler Saturday afternoon, then mostly cloudy with a slight (20%) chance of showers Saturday night.
- highs 58-56 lows 47-40.
- Mostly cloudy with a slight (20%) chance of showers and a bit warmer Sunday, a slight (20%) chance of rain Sunday night,
- Mostly cloudy a bit warmer with a slight (20%) chance of rain Monday, mostly cloudy in the evening, partly cloudy late at night,
- Partly cloudy and a bit warmer with a slight (20%) chance of rain Tuesday and in the evening, mostly cloudy with a slight (20%) chance of rain Tuesday night,
- Then mostly cloudy and a bit cooler with a (40%) chance of rain Wednesday.
- highs 62-69 cooling to 65 Wednesday lows 44-47. (seasonal averages high 55 low 42).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly cloudy with rain today (0.75 in. of rain possible), rain tonight (0.25 in. of rain possible),
- Mostly cloudy with AM rain and snow, rain and a bit warmer Friday afternoon, rain at night,
- Mostly cloudy with rain and a slight (20%) chance of snow and a bit cooler Saturday, then a good (50%) chance of rain and a slight (20%) chance of snow Saturday night.
- snow level 6,500 ft. today, 6,000 ft. tonight and Friday, 6,500 ft. Friday night, 5,000 ft. Saturday, then 4,000 ft. Saturday night.
- highs 42-44 cooling to 42 Saturday lows 35-32.
- Mostly cloudy and warmer with a good (50%) chance of rain and a slight (20%) chance of snow Sunday afternoon, a good (50%) chance of rain Sunday night,
- A mix of clouds and sun with a slight (20%) chance of rain and warmer Monday, mostly cloudy in the evening, partly cloudy late at night,
- Sunny and a bit warmer with a slight (20%) chance of rain Tuesday, partly cloudy with a slight (20%) chance of evening rain, mostly cloudy with a slight (20%) chance of rain late Tuesday night,
- Then a mix of clouds and sun and a bit cooler with a (40%) chance of rain Wednesday.
- snow level 5,000 ft. Sunday, above 8,000 ft. Sunday night and Monday, free air freezing level 13,000 ft. Monday night, snow level 8,000 ft. Tuesday, then above 8,000 ft. Tuesday night and Wednesday.
- highs 52-67 cooling to 62 Wednesday lows 37-44.
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