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Tim Chuey Weather

by | Nov 25, 2023 | Weather

November 25, 2023

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 FROST ADVISORY IS IN EFFECT FROM 4 AM UNTIL 10 AM SUNDAY FOR THE SOUTH CENTRAL OREGON COAST.
  • A BEACH HAZARDS STATEMENT IS IN EFFECT FOR DANGEROUS SNEAKER WAVES THROUGH SUNDAY AFTERNOON FOR THE NORTHERN OREGON COAST AND THE CENTRAL  OREGON COAST.
  • A BEACH HAZARDS STATEMENT IS IN EFFECT FOR DANGEROUS SNEAKER WAVES UNTIL 10 PM TONIGHT FOR THE SOUTH CENTRAL OREGON COAST 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

Upper level High Pressure keeps the colder are with us. The graphics for days 1-3  show no frontal activity. The graphics for days 3-7  Tuesday through Saturday show frontal activity Wednesday through next Saturday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly clear with patchy frost tonight and patchy fog late,
  • Patchy AM fog and frost, sunny and a bit warmer Sunday afternoon, partly cloudy with patchy fog and frost Sunday night,
  • AM clouds and sun with patchy fog, sunny and a bit cooler Monday afternoon, partly cloudy at night,
  • Partly cloudy Tuesday and Tuesday night.
  • lows 25-30 highs 48-46.
  • Partly cloudy and a bit warmer Wednesday and in the evening, mostly cloudy with a slight (20%) chance of rain at night,
  • Mostly cloudy with a good (50%) chance of rain Thursday and Thursday night,
  • Mostly cloudy with a good (50%) chance of AM rain, a bit warmer with a rain likely (70%) Friday, rain likely (70%) Friday night,
  • Then mostly cloudy and a bit warmer with rain likely (70%) Saturday.
  • highs 47-50 lows 33-37. (seasonal averages high 51 low 37)

Forecast for the Umpqua Valley including Roseburg:

  • Clear with areas of evening frost, widespread frost late tonight,
  • Widespread AM frost, sunny and a bit warmer Sunday afternoon, mostly cloudy with areas of evening frost, widespread frost late Sunday night,
  • Sunny and a bit cooler Monday, mostly clear at night,
  • Partly cloudy Tuesday afternoon and Tuesday night.
  • lows 32-35 highs 52-50.
  • Mostly cloudy Wednesday, partly cloudy in the evening, mostly cloudy with a slight (20%) chance of rain Wednesday night,
  • Mostly cloudy with a slight (20%) of AM rain and snow, a bit cooler with a (40%) chance of rain Thursday afternoon, a good (50%) chance of showers at night,
  • Mostly cloudy with a rain likely (70%) Friday, showers likely (70%) Friday night,
  • Then mostly cloudy and a bit warmer with showers likely (70%) Saturday.
  • highs 50-46 warming to 49 Saturday lows 36-40. (seasonal averages high 52 low 39)

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

  • Clear with areas of late evening and late night frost tonight,
  • Areas of AM and late night frost, sunny and a bit warmer Sunday, clear Sunday night,
  • Sunny and a bit cooler Monday, mostly clear at night,
  • Partly cloudy and a bit warmer Tuesday, partly cloudy Tuesday night.
  • lows near 36 highs 62-60 warming back to 62 Tuesday.
  • Some AM clouds, sunny and a bit cooler Wednesday afternoon, mostly cloudy with a slight (20%) chance of rain Wednesday night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of rain Thursday, rain likely (70%) at night,
  • Mostly cloudy with a rain likely (70%) Friday, showers likely (70%) Friday night,
  • Then mostly cloudy and a bit warmer with showers likely (70%) Saturday.
  • highs near 59-56 warming to 58 Saturday lows 40-43. (seasonal averages high 55 low 42)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Clear tonight,
  • Sunny and a bit warmer Sunday, mostly clear Sunday night,
  • Mostly sunny and a bit warmer Monday, mostly clear at night,
  • Partly cloudy and a bit cooler Tuesday, then partly cloudy Tuesday night.
  • free air freezing level 9,000 ft. falling to 8,000 ft. late tonight, 9,000 ft. rising to 10,000 ft. Sunday afternoon, 10,000 ft. Sunday night, 10,000 ft. rising to 11,000 ft. Monday afternoon, 10,000 ft. falling to 9,000 ft. late Monday night, 9,000 ft. Tuesday, then 8,000 ft. Tuesday night.
  • lows 22-26 highs 42-45 cooling to 44 Tuesday night.
  • Partly cloudy and a bit cooler Wednesday, partly cloudy with a slight (20%) chance of evening rain and snow, a (0%) chance of  snow and a slight (20%) chance of rain late Wednesday night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of snow and rain Thursday, a good (50%) chance of rain and snow at night,
  • Mostly cloudy with a good (50%) chance of AM rain and snow, a bit cooler with snow and rain likely (70%) Friday afternoon, rain and snow likely (70%) Friday night,
  • Then mostly cloudy and a bit warmer with snow and rain likely (70%) Saturday.
  • free air freezing level 7,500 ft. Wednesday, snow level 3,500 ft. Wednesday night through Saturday.
  • highs 42-33 warming back to 35 Saturday lows near 24.