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Tim Chuey Weather

by | Oct 18, 2023 | Weather

October 19, 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 BEACH HAZARDS STATEMENT IS IN EFFECT FOR DANGEROUS SNEAKER WAVES THROUGH LATE TONIGHT FOR THE NORTH OREGON COAST, AND THE CENTRAL OREGON COAST.

HEALTH ADVISORIES

  • A RECREATIONAL USE HEALTH ADVISORY IS IN EFFECT FOR LAKE  EWAUNA 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 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 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 ICONTINUES 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) will start some clearing and a warming trend beginning. The graphics for days 1-3  show a frontal system moving through the Pacific Northwest today and Friday. The graphics for days 3-7  Sunday through Thursday show frontal activity Sunday. Another front will be pushing through the Pacific Northwest Tuesday next Wednesday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • AM clouds and sun, sunny and a bit warmer today, clear this evening, partly cloudy late tonight,
  • A mix of clouds and sun Friday, partly cloudy at night,
  • Mostly cloudy with a slight (20%) chance of rain and a bit cooler Saturday afternoon, mostly cloudy with a good (50%) chance of evening rain, then rain likely (70%) late Saturday night.
  • highs 72-67 lows 52-54.
  • Mostly cloudy and a bit cooler with rain and a bit cooler Sunday, mostly cloudy with evening rain likely (70%), a good (50%) chance of rain late Sunday night,
  • Mostly cloudy and a bit cooler with a (50%) chance of rain Monday, mostly cloudy with a (50%) chance of rain at night,
  • Mostly cloudy with a good (50%) chance of AM rain, rain likely (70%) and a bit cooler Tuesday afternoon, rain likely (70%) Tuesday night,
  • A mix of clouds and sun and a bit cooler with a good (50%) chance of rain Wednesday.
  • highs 63-59 lows 49-45 (seasonal averages high 63 low 41)

Forecast for the Umpqua Valley including Roseburg:

  • Sunny and a bit warmer today, clear with patchy fog tonight,
  • Partly cloudy and a bit cooler Friday,  partly cloudy at night,
  • Mostly cloudy and a bit cooler Saturday, then mostly cloudy with a (40%) chance of rain Saturday night.
  • highs 78-70 lows 54-56.
  • Cloudy with AM rain likely (70%), a bit cooler with a good (50%) chance of rain Sunday, a (40%) chance of showers Sunday night,
  • Mostly cloudy with a (40%) chance of showers Monday, a (40%) chance of rain at night,
  • Mostly cloudy and a bit cooler with rain likely (70%) Tuesday and Tuesday night,
  • Mostly cloudy with a good (50%) chance of AM rain, then a good (50%) chance of showers and a bit cooler Wednesday afternoon.
  • highs 62-59 lows 52-47 (seasonal averages high 65 low 44)

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

  • Sunny and a bit warmer today, mostly clear tonight with patchy inland fog late,
  • Patchy AM inland fog, mostly cloudy and a bit warmer Friday, mostly cloudy at night,
  • Mostly cloudy and a bit cooler with a slight (20%) chance of rain Saturday afternoon, then mostly cloudy with a good (50%) chance of rain Saturday night.
  • highs 70-73 cooling back to 70 Saturday lows near 53.
  • Mostly cloudy with AM rain likely (70%), a bit cooler with a good (50%) chance of rain Sunday afternoon, a (40%) chance of showers Sunday night,
  • Mostly cloudy and a bit cooler with a (40%) chance of showers Monday, a good (50%) chance of rain at night,
  • Mostly cloudy with rain likely (70%) and a bit cooler Tuesday and Tuesday night,
  • Mostly cloudy with a good (50%) chance of AM rain, then a good (50%) chance of showers and a bit cooler Wednesday afternoon.
  • highs 66-63 lows 52-47. (seasonal averages high 62 low 47)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly sunny and a bit warmer today, clear tonight,
  • A mix of clouds and sun Friday, partly cloudy at night,
  • A mix of clouds and sun with a slight (20%) chance of rain and a bit cooler Saturday afternoon, becoming mostly cloudy with a good (50%) chance of evening rain, rain likely (70%) late Saturday night.
  • free air freezing level 15,000 ft. today and tonight, 14,000 ft. Friday, 13,000 ft. falling to 12,000 ft. late Friday night, then snow level above 8,000 ft. Saturday and Saturday night.
  • highs 72-64 lows 47-42.
  • Mostly cloudy with rain and cooler Sunday with a slight (20%) of afternoon thunderstorms, rain and snow Sunday night,
  • Mostly cloudy with a good (50%) chance of AM rain and a slight (20%) chance of snow, a good (50%) chance of rain and snow Monday afternoon and at night,
  • Mostly cloudy and a bit cooler with rain and snow likely (70%) Tuesday and Tuesday night,
  • Then mostly cloudy with AM rain and snow likely (70%), a good (50%) chance of rain and snow and a bit cooler Wednesday afternoon.
  • snow level 8,000 ft. Sunday, 6,500 ft. Sunday night and Monday, 6,000 ft. Monday night through Tuesday night, then 5,500 ft. Wednesday.
  • highs 47-40 lows 36-30.