Dec
19.
An Upper Level High Pressure Ridge (“Arch” shape) is carrying a very strong Atmospheric River which will dump a lot of rain on the Pacific Northwest. The graphics for days 1-3 show a frontal system that will move over the Pacific Northwest today. The graphics for days 3-7 Monday through Friday show a series of very active fronts sliding through the Pacific Northwest through the period producing lots of rain.
ADVISORIES:
- *A WINTER STORM WARNING IS IN EFFECT FROM 4 AM TODAY UNTIL 10 AM SATURDAY FOR THE EAST SLOPES OF THE OREGON CASCADES.
- *A HIGH WIND WARNING IS IN EFFECT UNTIL 4 PM TODAY FOR NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
- A HIGH WIND WARNING IS IN EFFECT FROM 7 AM UNTIL 10 PM TODAY FOR THE CURRY COUNTY COAST.
- *A WIND ADVISORY IS IN EFFECT UNTIL 4 PM TODAY FOR NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
- *A WIND ADVISORY IS IN EFFECT UNTIL 4 AM TODAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND THE EASTERN DOUGLAS COUNTY FOOTHILLS.
- *A WIND ADVISORY IS IN EFFECT UNTIL 4 AM TODAY FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, NORTH CENTRAL OREGON, AND CENTRAL OREGON.
- *A WIND ADVISORY IS IN EFFECT UNTIL 4 PM TODAY FOR THE KLAMATH BASIN.
- *A FLOOD WATCH IS IN EFFECT THROUGH SATURDAY AFTERNOON FOR CLATSOP COUNTY COAST, TILLAMOOK COUNTY COAST, CENTRAL COAST OF OREGON, NORTH OREGON COAST,THE LOWER COLUMBIA RIVER, TUALATIN VALLEY, PORTLAND WEST HILLS, THE TUALATIN VALLEY, PORTLAND WEST HILLS AND CHEHALEM MOUNTAIN, THE INNER PORTLAND METRO, EAST PORTLAND METRO, OUTER SOUTHEAST PORTLAND METRO, WEST CENTRAL WILLAMETTE VALLEY, EAST CENTRAL WILLAMETTE VALLEY, THE BENTON COUNTY LOWLANDS, LINN COUNTY LOWLANDS, AND THE LANE COUNTY LOWLANDS.
- *A FLOOD WARNING IS IN EFFECT UNTIL 10 AM TODAY FOR DESCHUTES COUNTY OREGON.
- *A FLOOD WARNING IS IN EFFECT UNTIL 10 AM TODAY FOR THE NORTH SANTIAM RIVER AT MEHAMA, HOOD RIVER NEAR HOOD RIVER AFFECTING HOOD RIVER COUNTY, THE SANDY RIVER NEAR BULL RUN AFFECTING MULTNOMAH AND CLACKAMAS COUNTIES, THE MOLAALL RIVER AT CANBY AFFECTING CLACKAMAS COUNTY, THE PUDDING RIVER AT AURORA AFFECTING MARION AND CLACKAMAS COUNTIES, THE LUCKIAMUTE RIVER NEAR SUVER AFFECTING POLK AND BENTON COUNTIES, THE TUALATIN RIVER NEAR DILLEY AFFECTING WASHINGTON COUNTY, AND THE SOUTH YAMHILL RIVER AT MC MINNVILLE AFFECTING YAMHIL COUNTY,
- *A FLOOD WATCH IS IN EFFECT THROUGH LATE FRIDAY NIGHT FOR CLATSOP COUNTY COAST AND TILLAMOOK COUNTY COAST, CENTRAL COAST OF OREGON, NORTH OREGON COAST,THE LOWER COLUMBIA RIVER, TUALATIN VALLEY, PORTLAND WEST HILLS, THE TUALATIN VALLEY, PORTLAND WEST HILLS AND CHEHALEM MOUNTAIN, THE INNER PORTLAND METRO, EAST PORTLAND METRO, OUTER SOUTHEAST PORTLAND METRO, WEST CENTRAL WILLAMETTE VALLEY, EAST CENTRAL WILLAMETTE VALLEY, THE BENTON COUNTY LOWLANDS, LINN COUNTY LOWLANDS, AND THE LANE COUNTY LOWLANDS.
- *A COASTAL FLOOD ADVISORY IS IN EFFECT FROM 10 AM UNTIL 4 PM TODAY FOR THE CLATSOP COUNTY COAST AND THE TILLAMOOK COUNTY COAST.
- *A FLASH FLOOD WARNING IS IN EFFECT UNTIL 10 AM TODAY FOR NORTHWESTERN JEFFERSON COUNTY.
HEALTH ADVISORIES:
- A RECREATIONAL HEALTH ADVISORY IS IN EFFECT DUE TO A FOR WAPATO MARSH AT AT OAKS BOTTOM WILDLIFE REFUGE IN MULTNOMAH COUNTY. *PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE PRESENT, AS THE MAJOR ROUTE OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT THE WAPATO MASRSH TO ENJOY ACTIVITIES SUCH AS FISHING, HIKING, BIKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY, WHICH INCREASES THE RISK OF INHALING CYANOTOXINS.
- A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR UPPER KLAMATH LAKE IN KLAMATH COUNTY E TO THE PRESENCE OF MICROCYSTIN.*PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE PRESENT, AS THE MAJOR ROUTE OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT KLAMATH LAKE TO ENJOY ACTIVITIES SUCH AS FISHING, HIKING, BIKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY, WHICH INCREASES THE RISK OF INHALING MICROCYSTIN.
- A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR HELLS CANYON RESERVOIR IN BAKER AND WALLOWA COUNTIES DUE TO THE PRESENCE OF MICROCYSTIN.*PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE PRESENT, AS THE MAJOR ROUT OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT HELLS CANYON RESERVOIR TO ENJOY ACTIVITIES SUCH AS FISHING, HIKING, BIKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY, WHICH INCREASES THE RISK OF INHALING MICROCYSTIN.
- A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR OCHOCO LAKE IN CROOK COUNTY DUE TO THE PRESENCE OF MICROCYSTIN.*PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE PRESENT, AS THE MAJOR ROUT OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT OCHOCO LAKE TO ENJOY ACTIVITIES SUCH AS FISHING, HIKING, BIKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY, WHICH INCREASES THE RISK OF INHALING MICROCYSTIN.
- A RECREATIONAL HEALTH ADVISORY IS IN EFFECT DUE TO A FOR BROWNLEE RESERVOIR IN BAKER COUNTY DUE TO THE SPREAD OF CYANOBACTERIA *PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE PRESENT, AS THE MAJOR ROUT OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT THE WILLAMETTE RIVER TO ENJOY ACTIVITIES SUCH AS FISHING, HIKING, BIKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY, WHICH INCREASES THE RISK OF INHALING CYANOTOXINS.
- A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR ECKMAN LAKE IN LINCOLN COUNTY DUE TO THE PRESENCE OF CYANOBACTERIA.*PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE PRESENT, AS THE MAJOR ROUT OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT ODEL LAKE TO ENJOY ACTIVITIES SUCH AS FISHING, HIKING, BIKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY, WHICH INCREASES THE RISK OF INHALING SAXITOXIN (PSP).
- A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR BULLY CREEK RESERVOIR IN MALHEUR COUNTY DUE TO THE PRESENCE OF MICROCYSTIN.*PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE PRESENT, AS THE MAJOR ROUT OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT BULLY CREEK RESERVOIR TO ENJOY ACTIVITIES SUCH AS FISHING, HIKING, BIKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY, WHICH INCREASES THE RISK OF INHALING MICROCYSTIN.
- A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR THIEF VALLEY RESERVOIR IN BAKER AND UNION COUNTIES DUE TO THE PRESENCE OF MICROCYSTIN.*PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE PRESENT, AS THE MAJOR ROUT OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT THIEF VALLEY RESERVOIR TO ENJOY ACTIVITIES SUCH AS FISHING, HIKING, BIKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY, WHICH INCREASES THE RISK OF INHALING MICROCYSTIN.
- A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR UPPER KLAMATH WILDLIFE REFUGE IN KLAMATH COUNTY DUE TO THE PRESENCE OF MICROCYSTIN.*PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE PRESENT, AS THE MAJOR ROUTE OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT UPPER KLAMATH WILDLIFE REFUGE TO ENJOY ACTIVITIES SUCH AS FISHING, HIKING, BIKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY, WHICH INCREASES THE RISK OF INHALING MICROCYSTIN.
- A RECREATIONAL HEALTH ADVISORY IS IN EFFECT DUE TO PRESENCE OF CYANOBACTERIA FOR THE SOUTH UMPQUA RIVER. *PEOPLE SHOULD AVOID POOLS OF WATER IN BEDROCK ALONG THE RIVER. AVOID WATER CONTACT, DO NOT DRINK THE WATER, AND KEEP CHILDREN AND PETS AWAY FROM THE POOLS OF WATER.
- 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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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 36 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 54 in the Moderate category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 60 in the Moderate 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 a good (50%) chance of AM rain, rain and a bit cooler with rain this afternoon (0.25 in. of rain possible), rain tonight (under 0.10 in. of rain possible),
- A mix of clouds and sun and a bit warmer with a good (50%) chance of rain Saturday, a good (50%) chance of evening rain, rain likely (70%) Saturday night (under 0.10 in. of rain possible),
- Mostly cloudy with rain Sunday (Winter Solstice 7:03 AM), rain with a slight (20%) chance of thunderstorms Sunday night.
- highs 49-50 lows 36-39.
- Mostly cloudy with rain Monday, rain likely (70%) Monday night,
- Mostly cloudy and a bit cooler with a good (50%) chance of rain Tuesday and at night,
- Mostly cloudy with a good (50%) chance of AM rain and a slight (20%) chance of snow, a mix of clouds and sun and a bit warmer with a good (50%) chance of rain and a slight (20%) chance of snow Wednesday afternoon, mostly cloudy with a good (50%) chance of rain Wednesday night (Christmas Eve),
- Then mostly cloudy and a bit cooler with rain likely (70%) Thursday (Christmas Day).
- highs 50-47 warming to 48 Wednesday cooling to 47 Thursday lows 36-35 (seasonal averages high 46 low 34).
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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.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
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COLLEGE FOOTBALL PLAYOFF GAME FORECAST:
SATURDAY DECEMBER 20TH
Ducks vs. James Madison Dukes at Autzen Stadium- Game Time: 4:30 pm PST: Weather Forecast: Preliminary weather forecast: Cloudy 48 degrees, Cooling as the game progresses.
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Forecast for the Umpqua Valley including Roseburg:
- Mostly cloudy with AM rain likely (70%), a bit cooler with a good (50%) chance of rain today (snow level 3,000 ft.), mostly cloudy with evening rain and patchy dense fog, a (50%) chance of rain late tonight (snow level 2,500 ft. falling to 2,000 ft. late at night),
- Mostly cloudy with a slight (20%) chance of rain and a bit warmer Saturday, then a (40%) chance of rain late Saturday night,
- Mostly cloudy with AM rain, showers with a slight (20%) chance of thunderstorms Sunday afternoon (Winter Solstice 7:03 AM), evening showers and a slight (20%) chance of thunderstorms, rain with a slight (20%) chance of thunderstorms late Sunday night.
- highs 47-52 lows 37-45.
- Mostly cloudy with rain and a bit cooler Monday, evening rain likely (70%), a good (50%) chance of rain late Monday night,
- Mostly cloudy with a good (50%) chance of rain and a bit cooler Tuesday, a good (50%) chance of rain at night,
- Mostly cloudy and a bit warmer with a good (50%) chance of rain Wednesday and Wednesday night (Christmas Eve),
- Mostly cloudy with a good (50%) chance of AM rain, then rain likely (70%) and a bit warmer Thursday (Christmas Day).
- highs 50-45 warming to 53 Thursday lows 42-37 (seasonal averages high 48 low 36).
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly cloudy with AM rain likely (70%), and cooler with a good (50%) chance of rain this afternoon, a (40%) chance of rain and colder tonight,
- Mostly cloudy and a bit warmer with a slight (20%) chance of rain Saturday, a good (50%) chance of evening rain, rain at night,
- Mostly cloudy and a bit warmer with showers and a slight (20%) chance of thunderstorms Sunday (Winter Solstice 7:03 AM) and Sunday night.
- highs 62-54 lows 42-43.
- Mostly cloudy with rain Monday, rain Monday night,
- Mostly cloudy and a bit cooler with rain likely (70%) Tuesday and at night,
- Mostly cloudy with rain likely (70%) and a bit warmer Wednesday, rain likely (70%) Wednesday night (Christmas Eve),
- Then mostly cloudy and a bit cooler with rain likely (70%) Thursday (Christmas Day).
- highs 59-52 lows 409-39 (seasonal averages high 53 low 40).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly cloudy with AM rain and snow, snow with a chance of rain and a bit cooler this afternoon (1.00 in. of rain possible, 4-8 in. of snow possible, AM snow possibly heavy at times), evening snow and rain, a good (50%) chance of snow late tonight (0.10 in. of rain possible, 2 in.of snow possible),
- Mostly cloudy with a good (50%) chance of AM snow, mostly sunny with rain and snow showers and a bit cooler Saturday afternoon, then snow likely (70%) with a good (50%) chance of rain Saturday night,
- Mostly cloudy and a bit warmer with rain and snow Sunday (Winter Solstice 7:03 AM), then rain and snow Sunday night.
- snow level 2,000 ft. today, 2,000 ft. tonight, 2,000 ft. rising to 3,500 ft. Saturday afternoon, 3,500 ft. Saturday night, 5,500 ft. Sunday, then 5,000 ft. Sunday night.
- highs 37-34 warming to 38 Sunday lows 20 -28.
- Mostly cloudy and a bit cooler with snow with rain Monday, snow and rain likely (70%) Monday night,
- Mostly cloudy and a bit warmer with snow and rain likely (70%) Tuesday, a good (50%) chance of snow and rain at night,
- A mix of clouds and sun with a good (50%) chance of snow and rain, a bit warmer with a good (50%) chance of snow and rain Wednesday afternoon, a good (50%) chance of snow and rain Wednesday night (Christmas Eve),
- Then mostly cloudy with snow and rain likely (70%) Thursday (Christmas Day).
- snow level 4,000 ft. Monday, 3,500 ft. Monday night through Wednesday night, then 4,000 ft. Thursday.
- highs 37-33 warming to 35 Tuesday cooling to 34 Tuesday lows 28-23 warming 24 Tuesday night.
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