Jan
29.
Here is my new weekly weather quiz question. What is the “PDSI?”
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An Upper Level High Pressure Ridge (“Arch” shape) is helping to pump unseasonably warm air over the Pacific Northwest. The graphics for days 1-3 show the complex frontal system that hangs up along the coast. The graphics for days 3-7 Thursday through Monday show a the parade of complex frontal systems approaching the Pacific Northwest.
Note: Willamette Pass, Hoodoo, and Mt Ashland are all open for skiing. Check their web pages for details.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 65 in the Moderate category measuring Particulate Matter.
Oakridge: The Air Quality Index is 12 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 99 in the Moderate category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
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ADVISORIES:
- A FLOOD WARNING IS IN EFFECT THROUGH TUESDAY MORNING FOR THE TUALATIN RIVER AT FARMINGTON AFFECTING WASHINGTON COUNTY AND THE PUDDING RIVER AT AURORA AFFECTING CLACKAMAS COUNTY AND AND MARION COUNTY.
- A HIGH WIND WATCH IS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY AFTERNOON FOR JACKSON COUNTY, THE SISKIYOU MOUNTAINS, THE SOUTHERN OREGON CASCADES, THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
- A HIGH WIND WATCH IS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY AFTERNOON FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
- A WIND ADVISORY IS IN EFFECT UNTIL 3 AM TUESDAY FOR THE GRANDE RONDE VALLEY.
- A DENSE FOG ADVISORY IS IN EFFECT UNTIL NOON TUESDAY 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, AND NORTH CENTRAL OREGON.
- A DENSE FOG ADVISORY IS IN EFFECT UNTIL NOON TUESDAY FOR THE LOWER COLUMBIA BASIN OF OREGON.
- A DENSE FOG ADVISORY IS IN EFFECT UNTIL NOON TUESDAY FOR WALLOWA COUNTY.
HEALTH ADVISORIES:
- A PUBLIC HEALTH ADVISORY IS IN EFFECT FOR UNSAFE LEVELS OF FECAL BACTERIA IN OCEAN WATERS AT BEVERLY BEACH IN LINCOLN COUNTY. PEOPLE SHOULD AVOID DIRECT CONTACT WITH THE WATER IN THIS AREA UNTIL THE ADVISORY IS LIFTED. UNSAFE LEVELS OF FECAL BACTERIA CAN CAUSE DIARRHEA, STOMACH CRAMPS, SKIN RASHES, UPPER RESPIRATORY INFECTIONS AND OTHER ILLNESSES. CHILDREN, THE ELDERLY, AND THOSE WITH A COMPROMISED IMMUNE SYSTEM SHOULD USE EXTRA CAUTION AS THEY ARE MORE VULNERABLE TO TO ILLNESSES FROM WATERBORNE BACTERIA. VISITORS SHOULD AVOID WADING IN NEARBY CREEKS, POOLS OF WATER ON THE BEACH, OR IN DISCOLORED WATER, AND STAY CLEAR OF WATER RUNOFF FLOWING INTO THE OCEAN.
- A RECREATIONAL USE HEALTH ADVISORY HAS BEEN EXPANDED FOR THE AREA FROM THE ROSS ISLAND LAGOON TO RIVERPLACE MARINA IN MULTNOMAH COUNTY DUE TO THE PRESENCE OF A CYANOBACTERIA BLOOM. PEOPLE SHOULD AVOID SWIMMING AND HIGH SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE AND SLOUGH WHERE BLOOMS ARE, 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. THE OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT THE AREA AND ENJOY ACTIVITIES SUCH AS CATCH AND RELEASE FISHING, CAMPING, HIKING, BILKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY. SPRAYS COULD LEAD TO THE RISK OF INHALING CYANOTOXINS. DRINKING WATER FROM THE LAKE IS ESPECIALLY DANGEROUS.
- A RECREATIONAL USE HEALTH ADVISORY IS IN EFFECT FOR THE WILLAMETTE RIVER FROM ROSS ISLAND DOWNSTREAM (NORTH) TO THE AREA NEAR CATHEDRAL PARK IN PORTLAND, IN MULTNOMAH COUNTY DUE TO THE PRESENCE OF A CYANOBACTERIA BLOOM. PEOPLE SHOULD AVOID SWIMMING AND HIGH SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE AND SLOUGH WHERE BLOOMS ARE, 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. THE OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT THE AREA AND ENJOY ACTIVITIES SUCH AS FISHING, CAMPING, HIKING, BILKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY. SPRAYS COULD LEAD TO THE RISK OF INHALING CYANOTOXINS.DO NOT DRINK THE WATER.
- A RECREATIONAL USE HEALTH ADVISORY CONTINUES IN EFFECT FOR ARRONS LAKE, BUT HAS BEEN LIFTED FOR PETE’S SLOUGH AND STURGEON LAKE ON SAUVIE ISLAND DUE TO THE PRESENCE OF A CYANOBACTERIA BLOOM. PEOPLE SHOULD AVOID SWIMMING AND HIGH SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE AND SLOUGH WHERE BLOOMS ARE, 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. THE OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT THE AREA AND ENJOY ACTIVITIES SUCH AS FISHING, CAMPING, HIKING, BILKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY. SPRAYS COULD LEAD TO THE RISK OF INHALING CYANOTOXINS.
- A RECREATIONAL USE HEALTH ADVISORY IS IN EFFECT FOR AGENCY LAKE AND EXTENDED THE ADVISORY FOR THE SOUTHERN PORTION OF UPPER KLAMATH LAKE, FROM HOWARD’S BAY SOUTH TO THE LINK RIVER DAM IN KLAMATH COUNTY DUE TO THE PRESENCE OF A CYANOBACTERIA BLOOM. PEOPLE SHOULD AVOID SWIMMING AND HIGH SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE RESERVOIR WHERE BLOOMS ARE, 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. THE OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT AND ENJOY ACTIVITIES SUCH AS FISHING, CAMPING, HIKING, BILKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY. SPRAYS COULD LEAD TO THE RISK OF INHALING CYANOTOXINS.
- 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:
- Cloudy with a slight (20%) chance of showers tonight with patchy fog late (under 0.10 in. of rain possible),
- Patchy AM fog, mostly cloudy with a slight (20%) chance of showers Tuesday, rain late Tuesday night (under 0.10 in. of rain possible),
- Mostly cloudy and a bit cooler with rain Wednesday (0.10 in. of rain possible), evening rain likely (70%), patchy fog with a good (50%) chance of rain late at night (under 0.10 in. of rain possible),
- Patchy AM fog, mostly cloudy and a bit cooler with showers likely (70%) Thursday, a good (50%) chance of evening showers, then showers likely (70%) Thursday night.
- lows 50-52 cooling to 39 Thursday night highs 58-54.
- Mostly cloudy with showers likely (70%) and a bit cooler Friday, a good (50%) chance of showers Friday night,
- Clouds and sun with a good (50%) chance of AM snow showers, a mix of clouds and sun and a bit cooler with a good (50%) chance of showers Saturday, partly cloudy with a slight (20%) chance of rain and snow showers Saturday night,
- Mostly cloudy with slight (20%) chance of AM snow showers, a mix of clouds and sun and a bit cooler with a slight (20%) chance of showers Sunday afternoon, a (40%) chance of rain and snow showers Sunday night,
- Clouds and sun with a (40%) chance of AM rain showers and snow showers, then a mix of clouds and sun and a bit warmer with a (40%) chance of showers Monday afternoon.
- highs 49-47 warming to 49 Monday lows 35-32 warning to 34 Sunday night. (seasonal averages high 49 low 35)
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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)
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Forecast for the Umpqua Valley including Roseburg:
- Mostly cloudy with a slight (20%) chance of rain tonight,
- Mostly cloudy with a slight (20%) chance of rain and a bit warmer Tuesday, a good (50%) chance of evening rain, showers late Tuesday night (under 0o.10 in. of rain possible) and breezy (Wind: SE 15-25 mph),
- Mostly cloudy and a bit cooler with showers (0.25 in. of rain possible) and breezy Wednesday (Wind: S 15-25 mph), evening showers, showers likely (70%) late Wednesday night (under 0.10 in. of rain possible),
- Mostly cloudy with AM showers likely (70%), showers and a bit cooler Thursday, evening showers, then rain and snow showers likely (70%) and colder Thursday night.
- lows 53-42 highs 64-54.
- Mostly cloudy with AM rain and snow showers, rain and snow showers and a bit cooler Friday afternoon, rain and snow likely (70%) Friday night,
- Mostly cloudy and a bit cooler with a (40%) chance of rain and snow showers Saturday, a slight (20%) chance of rain and snow showers at night,
- Mostly cloudy and a bit cooler with a (30%) chance of rain and snow showers Sunday, a (30%) chance of rain and snow showers Sunday night,
- Then mostly cloudy with a (40%) chance of rain and snow showers Monday.
- highs near 49 lows 36-34 warming back to 36 Sunday night. (seasonal averages high 51 low 37).
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Cloudy with a slight (20%) chance of rain tonight (under 0.10 in. of rain possible),
- Mostly cloudy with a slight (20%) chance of rain Tuesday (under 0.10 in. of rain possible), cloudy with a good (50%) chance of evening rain, showers late Tuesday night (0.25 in. of rain possible) and breezy (Wind: S 15-25 mph),
- Mostly cloudy and a bit cooler with showers (0.75 in. of rain possible) and breezy Wednesday (Wind: S 15-25 mph), evening showers, showers likely (70%) late at night (under 0.10 in. of rain possible),
- Mostly cloudy with showers and a slight (20%) chance of thunderstorms and cooler Thursday and Thursday night.
- lows 52-42 highs 64-56.
- Mostly cloudy and a bit cooler with showers Friday, showers likely (70%) late Friday night,
- Mostly cloudy with a AM showers likely (70%), a good (50%) chance of showers Saturday afternoon, a (40%) chance of evening showers, a (30%) chance of rain and snow showers late at night,
- Mostly cloudy with a good (50%) chance of AM rain and snow showers, a (40%) chance of showers Sunday afternoon, a (30%) chance of showers Sunday night,
- Then mostly cloudy with a (30%) chance of showers Monday.
- highs near 52 lows 38-36 warming back to 38 Monday. (seasonal averages high 54 low 41)
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly cloudy with a slight (20%) chance of showers tonight,
- Mostly cloudy with a slight (20%) chance of AM showers, just mostly cloudy and a bit cooler Tuesday afternoon, rain likely (70%) Tuesday night (0.10 in. of rain possible) and windy at night (Pass Wind: SE 25-35 mph gusts to 55 mph),
- Mostly cloudy and a bit cooler with rain Wednesday and windy (Pass Wind: S 25-35 mph gusts to 55 mph), evening rain likely (70%), rain and snow showers late at night,
- Mostly cloudy and a bit cooler with rain and snow showers Thursday, then rain and snow showers Thursday night.
- snow level above 8,000 ft. falling to 7,500 ft. tonight and Tuesday, 8,000 ft. Tuesday night, 6,500 ft. Wednesday, 5,000 ft. Wednesday night, 4,500 ft. Thursday, then 4,000 ft. Thursday night,
- lows 38-40 cooling to 26 Thursday night highs 46-37.
- Mostly cloudy and a bit cooler with snow showers and rain showers Friday, mostly cloudy with a good (50%) chance of evening showers, partly cloudy with a good (50%) chance of snow showers late Friday night,
- A mix of clouds and sun and a bit cooler with a good (50%) chance of snow showers Saturday with a good (50%) chance of showers in the afternoon, a (%) chance of evening showers, partly cloudy with a (30%) chance of snow showers late at night,
- Clouds and sun with a (40%) chance of AM snow showers, a mix of clouds and sun and a bit warmer with a good (50%) chance of showers Sunday afternoon, mostly cloudy with a good (50%) chance of snow and rain showers Sunday night,
- Mostly cloudy with a good (50%) chance of AM snow and rain showers, then snow and rain showers Monday afternoon.
- snow level 3,000 ft. Friday, 2,000 ft. Friday night, 2,000 ft. Saturday through Sunday, then 2,500 ft. Sunday night and Monday.
- highs 32-34 lows 22-19 warming to 24 Sunday night.
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