Follow EDN on Social Media |

January 9, 2024

Note: Weather is a constantly changing phenomenon and weather forecasting is a combination of science, experience, and intuition. The accuracy of any given forecast can chance due to unexpected changes in atmospheric conditions, so there are no guarantees the the actual weather will conform to the projected forecast.

ADVISORIES

  • A WINTER STORM WARNING IS IN EFFECT FROM 4 AM TODAY UNTIL 4 PM WEDNESDAY ABOVE 1,500 FT. FOR THE NORTHERN OREGON CASCADES.
  • A BLIZZARD WARNING IS IN EFFECT FROM 4 AM TODAY UNTIL 4 PM WEDNESDAY ABOVE 3,000 FT. FOR THE NORTH OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT  FROM 4 AM TODAY UNTIL 4 PM WEDNESDAY  ABOVE 2,000 FT FOR THE CASCADES IN LANE COUNTY.
  • A BLIZZARD WARNING IS IN EFFECT  FROM 4 AM TODAY UNTIL 4 PM WEDNESDAY  ABOVE 3,500 FT. FOR THE CASCADES IN LANE COUNTY.
  • A BLIZZARD WARNING IS IN EFFECT UNTIL 4 AM TODAY UNTIL 4 PM WEDNESDAY FOR THE EAST SLOPES OF THE OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT FROM 4 AM TODAY UNTIL 4 PM WEDNESDAY ABOVE 1,500 FT. FOR THE NORTHERN OREGON CASCADE FOOTHILLS.
  • A BLIZZARD WARNING IS IN EFFECT UNTIL 10 AM WEDNESDAY FOR THE NORTHERN BLUE MOUNTAINS OF OREGON.
  • A WINTER STORM WARNING IS IN EFFECT FROM 4 AM TODAY UNTIL 4 PM WEDNESDAY ABOVE 2,000 FT. FOR THE CASCADE FOOTHILLS IN LANE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 4 AM TODAY UNTIL 4 AM WEDNESDAY ABOVE 1,500 FT. FOR THE UPPER HOOD RIVER VALLEY.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 4 PM WEDNESDAY FOR THE SOUTHERN BLUE MOUNTAINS OF OREGON, THE OCHOCO, AND THE JOHN DAY HIGHLANDS.
  • A WINTER STORM WARNING IS IN EFFECT FROM 1 AM TODAY  UNTIL 4 PM WEDNESDAY ABOVE 2,000 FT.  FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY AND JOSEPHINE COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, AND JACKSON COUNTY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 10 PM TONIGHT UNTIL 9 AM WEDNESDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 1 AM TODAY UNTIL 4 PM WEDNESDAY FOR THE SOUTH CENTRAL OREGON CASCADES, THE SISKIYOU MOUNTAINS, THE SOUTHERN OREGON CASCADES, THE  KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN LAKE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT  FROM 1 AM TODAY UNTIL 4 PM WEDNESDAY FOR CENTRAL AND EASTERN LAKE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 1 AM TODAY UNTIL 4 PM WEDNESDAY ABOVE 2,000 FT. FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 7 PM TODAY FOR WALLOWA COUNTY, THE SOUTHERN BLUE MOUNTAINS OF OREGON, THE OCHOCO, AND THE JOHN DAY HIGHLANDS.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 4 PM WEDNESDAY FOR BAKER COUNTY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 10 AM TODAY UNTIL UNTIL 4 PM WEDNESDAY FOR THE GRANDE RONDE VALLEY, THE JOHN DAY BASIN, THE FOOTHILLS OF THE OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, AND CENTRAL OREGON.
  • A HIGH WIND WATCH IS IN EFFECT FROM THIS MORNING THROUGH THIS EVENING FOR NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL AND EASTERN LAKE COUNTY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 11 PM MST TODAY UNTIL 5 PM MST WEDNESDAY FOR HARNEY AND MALHEUR COUNTIES.
  • A HIGH WIND WARNING IS IN EFFECT FROM 1 AM TODAY UNTIL 1 PM WEDNESDAY FOR THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON AND THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON.
  • A HIGH WIND WARNING IS IN EFFECT UNTIL 4 PM TODAY FOR THE NORTH OREGON COAST, AND THE COAST RANGE OF NORTHWEST OREGON.
  • A WIND ADVISORY IS IN EFFECT FROM 4 AM TODAY UNTIL 4 AM WEDNESDAY FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON, THE GRANDE RONDE VALLEY, THE JOHN DAY BASIN, NORTH CENTRAL OREGON, AND CENTRAL OREGON.
  • A WIND ADVISORY IS IN EFFECT IS IN EFFECT FROM 4 AM TODAY UNTIL 10 AM WEDNESDAY FOR THE LOWER COLUMBIA BASIN.
  • A WIND ADVISORY IS IN EFFECT UNTIL 10 AM TODAY FOR THE GREATER PORTLAND METRO AREA AND THE CENTRAL WILLAMETTE VALLEY.
  • A WIND ADVISORY IS IN EFFECT FROM 5 AM MST UNTIL 11 PM MST TODAY FOR HARNEY COUNTY AND MALHEUR COUNTY.
  • A WIND ADVISORY IS IN EFFECT UNTIL 6 PM TODAY FOR THE LOWER COLUMBIA.
  • A WIND ADVISORY IS IN EFFECT UNTIL UNTIL 6 PM TODAY FOR THE GREATER PORTLAND METRO AREA AND THE CENTRAL WILLAMETTE VALLEY.
  • A HIGH WIND WATCH IS IN EFFECT FROM THIS MORNING THROUGH THIS EVENING FOR NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
  • A HIGH SURF WARNING IS IN EFFECT FROM 7 AM TODAY UNTIL 10 AM WEDNESDAY FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.
  • A HIGH SURF WARNING IS IN EFFECT FROM 4 AM TODAY UNTIL 10 PM WEDNESDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE AND THE CURRY COUNTY COAST.

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, POLS 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.

THE WEATHER PATTERN

An Upper Level High Pressure Ridge (“Arch” shape) has moved along the coast sending northerly airflow into the Pacific Northwest.  The graphics for days 1-3  show the cold front moving through the Pacific Northwest. The graphics for days 3-7  Friday through Tuesday show a frontal system moving through Saturday and next Sunday as a backdoor cold front moves in from the north bringing colder air.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly cloudy with rain and a slight (20%) chance of isolated thunderstorms and a bit cooler today (0.50 in. of rain possible, snow level 1,000 ft., gusty winds and small hail in storms), evening rain with a slight (20%) chance of thunderstorms, rain and snow late tonight (0.50 in. of rain possible, snow level 1,000 ft.) ans breezy (Wind: SW 15-25 mph gusts to 40 mph),
  • Mostly cloudy with AM rain and snow and a slight (20%) of thunderstorms, showers and a bit cooler with showers and a slight (20%) chance of thunderstorms Wednesday afternoon and evening, showers at night,
  • Mostly cloudy and a bit warmer with showers Thursday, then rain Thursday night with snow late at night.
  • highs 44-40 warming to 45 Thursday lows 35-39.
  • Mostly cloudy and a bit warmer with rain and snow Friday (snow level 1,000 ft.), rain and snow likely (70%) late Friday night (snow level 1,000 ft.),
  • Mostly cloudy with AM snow, rain with Saturday afternoon, rain and snow likely (70%) at night,
  • Mostly cloudy with AM snow likely (70%), a mix of clouds and sun with a good (50%) chance of rain Sunday afternoon, mostly cloudy with a good (50%) chance of rain and snow Sunday night,
  • Then a mix of clouds and sun with a (40%) chance of rain and snow Monday (Martin Luther King, Jr. Day).
  • highs near 46 lows 40-35 (seasonal averages high 47 low 35)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with rain showers and snow with a slight (20%) chance of thunderstorms and a bit cooler today (0.25 in. of rain possible, 1 in. of snow possible, snow level 2,500 ft., snow heavy at times) and breezy (Wind: SW 15-25 mph), rain showers and snow with a slight (20%) chance of thunderstorms tonight (0.50 in. of rain possible, snow level 1,500 ft. falling to 1,000 ft. late at night),
  • Mostly cloudy with AM rain showers and a slight (20%) chance of thunderstorms, rain showers and snow showers and a slight (20%) chance of thunderstorms and a bit cooler Wednesday afternoon (snow level 1,500 ft. rising to 2,000 ft. in the afternoon), evening rain showers and snow snow showers, rain and snow late at night,
  • Mostly cloudy with rain and snow and a bit warmer Thursday, then rain and snow Thursday night.
  • highs 44-42 warming back to 44 Thursday lows 34-40.
  • Mostly cloudy with AM rain and snow, rain and a bit warmer Friday afternoon, rain Friday night,
  • Mostly cloudy and a bit cooler with rain Saturday, rain likely (70%) at night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of rain Sunday, a (30%) chance of rain Sunday night,
  • Then mostly cloudy with a (30%) chance of rain Monday.|
  • highs 45-49 lows 42-38. (seasonal averages high  low 37).

Forecast for the Oregon Coast including Coos Bay and North Bend:

  • Mostly cloudy with showers and a slight (20%) chance of thunderstorms and a bit cooler today (0.25 in. of rain possible) and breezy (Wind: W 15-25 mph early AM gusts to 40 mph), showers with a slight (20%) chance of thunderstorms tonight (0.50 in. of rain possible, snow level 1,500 ft.) and windy (Wind: SW 15-20 mph increasing and shifting to W 20-30 mph gusts to 45 mph late),
  • Mostly cloudy and a bit warmer with coastal showers and a slight (20%) chance of thunderstorms, while AM inland showers and snow showers and a slight (20%) chance of thunderstorms and inland showers and a slight (20%) chance of thunderstorms and a bit warmer Wednesday afternoon, evening showers and a slight (20%) chance of thunderstorms, rain late at night (snow level 2,000 ft. late at  night),
  • Mostly cloudy with rain and a bit warmer Thursday afternoon, then rain Thursday night.
  • highs 47-52 lows 42-39 warming back to 42 Thursday night.
  • Mostly cloudy with rain and a bit warmer Friday, rain Friday night,
  • Mostly cloudy with rain and a bit warmer Saturday, rain likely (70%) at night,
  • Mostly cloudy with a good (50%) chance of rain Sunday, a (40%) chance of rain Sunday night,
  • Then mostly cloudy and a bit warmer with a (40%) chance of rain Monday.
  • highs 53-56 lows 44-40. (seasonal averages high 53 low 41)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly cloudy with AM rain, snow and blowing snow and a bit cooler this afternoon with isolated thunderstorms and blowing snow (1.50 in. of rain possible, 10-16 in. of snow possible, snow possibly heavy at times, (visibility 0.25 miles or less) and windy (Pass Wind: W 25-35 mph  gusts to W 25-35 mph gusts to 55 mph), snow and blowing snow tonight (snow possibly heavy at times, visibility 0.25 miles or less at night) and windy (Pass Wind: W 25-35 mph gusts to 55 mph),
  • Mostly cloudy with AM snow, a bit cooler and blustery with snow showers and blowing snow Wednesday afternoon (snow possibly heavy at times, visibility 0.25 miles or less) Wednesday, snow showers at night,
  • Mostly cloudy and a bit warmer with snow showers and patchy blowing snow (snow possibly heavy at times, visibility 0.25 miles or less) Thursday and in the evening, then snow with patchy blowing snow Thursday night with rain late at night and blustery (visibility 0.25 miles or less).
  • snow level 5,500 ft. falling to 4,000 ft. late tonight, 2,000 ft. Tuesday, 1,500 ft. Tuesday night, at the surface Wednesday, 1,500 ft. Wednesday night and Thursday, then 2,000 ft. Thursday night.
  • highs 34-26 lows 22-24..
  • Mostly cloudy with AM blowing snow, snow and rain with patchy blowing snow and a bit warmer Friday afternoon,  snow and rain Friday night, a  (%) chance of freezing rain late Friday night,
  • Mostly cloudy with snow and rain with a slight (20%) chance of freezing rain and a bit warmer Saturday, snow and rain with a (30%) chance of freezing rain at night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of freezing rain with morning rain and snow likely (70%), a (40%) chance of snow and rain Sunday afternoon, a (30%) chance of evening freezing rain, partly cloudy with a good (50%) chance of rain and snow Sunday night,
  • A mix of clouds and sun and a bit warmer with a (40%) chance of snow with rain and a slight (20%) chance of freezing rain Monday (Martin Luther King, Jr. Day).
  • snow level 2,000 ft. Friday, 2,500 ft. Friday night, 4,000 ft. Saturday, 3,500 ft. Saturday night, 3,000 ft. Sunday, 3,500 ft. Sunday night, then 4,000 ft. Monday.
  • highs 26-29 cooling to 25 Sunday lows 23-16.