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Tim Chuey Weather

by | Oct 3, 2023 | Weather

October 4, 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

  • NONE AT THIS TIME.

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 Low Pressure Trough Brings clouds with drizzle and showers. The graphics for days 1-3  show no frontal systems approaching the Pacific Northwest. The graphics for days 3-7  Friday through Tuesday show a frontal system that will try to move toward the Pacific Northwest from the northwest next Tuesday, then another behind it.

Note: LRAPA has delayed the Fall Outdoor Burning Season until October 15th.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Some AM clouds with patchy fog, sunny and a bit warmer this afternoon, mostly clear with patchy fog tonight,
  • Some AM clouds, sunny and a bit warmer Thursday afternoon, mostly clear at night,
  • Mostly sunny and a bit warmer Friday, then mostly clear Friday night.
  • highs 73-82 lows 48-52.
  • Mostly sunny Saturday, mostly clear Saturday night,
  • Partly cloudy and a bit cooler Sunday, a slight (20%) chance of evening rain, mostly cloudy with a good (50%) chance of rain late at night,
  • Mostly cloudy with rain likely (70%) and a bit cooler Monday (Columbus Day/Indigenous Peoples’ Day), rain Monday night,
  • Then mostly cloudy and a bit cooler with rain Tuesday.
  • highs 82-64 lows near 52. (seasonal averages high 71 low 44)

Forecast for the Umpqua Valley including Roseburg:

  • Patchy AM fog, sunny and a bit warmer this afternoon, mostly clear tonight,
  • AM clouds and patchy fog, sunny and warmer Thursday, clear at night,
  • Sunny and a bit warmer Friday, then clear with patchy fog Friday night.
  • highs 77-87 lows 52-55.
  • Patchy AM fog, sunny and a bit cooler Saturday afternoon, mostly clear Saturday night,
  • Patchy AM fog, partly cloudy and a bit cooler Sunday, mostly cloudy with a (30%) chance of rain at night,
  • Mostly cloudy with a (40%) chance of AM rain, showers likely (70%) and cooler Monday afternoon (Columbus Day/Indigenous Peoples’ Day), rain Monday night,
  • Mostly cloudy with AM rain, then rain likely (70%) and a bit cooler Tuesday afternoon.
  • highs 85-66 lows near 55. (seasonal averages high 73 low 48)

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

  • Patchy AM inland fog, sunny and warmer this afternoon, clear with inland patchy fog late tonight,
  • Mostly cloudy with inland AM patchy fog, sunny and a bit warmer Thursday afternoon, clear at night,
  • AM clouds, sunny and a bit warmer Friday, then mostly clear with patchy fog Friday night.
  • highs 74-80 lows 52-55.
  • Mostly sunny and a bit cooler Saturday, partly cloudy with a slight (20%) chance of showers Saturday night,
  •  Patchy AM fog, mostly sunny and a bit cooler with a slight (20%) chance of drizzle Sunday afternoon, mostly cloudy with a good (50%) chance of rain at night,
  • Mostly cloudy with rain likely (70%) and a bit cooler Monday (Columbus Day/Indigenous Peoples’ Day), rain Monday night,
  • Mostly cloudy with AM rain, then rain likely (70%) and a bit cooler Tuesday afternoon.
  • highs 74-68 lows 52-54. (seasonal averages high 65 low 49)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly sunny and warmer today, mostly clear tonight,
  • Then mostly sunny and a bit warmer Thursday and Friday, clear both nights,
  • free air freezing level 13,000 ft. rising to 14,000 ft. this afternoon, 14,000 ft. tonight and Thursday, 15,000 ft. Thursday night and Friday, then 14,000 ft. Friday night.
  • highs 66-72 lows 42-46.
  • Mostly sunny Saturday, mostly clear Saturday night,
  • Mostly sunny start, partly cloudy and a bit cooler Sunday afternoon, partly cloudy with a slight (20%) chance of evening rain, clear late at night,
  • Mostly cloudy with a (40%) chance of AM rain, a bit cooler with rain likely (70%) Monday afternoon (Columbus Day/Indigenous Peoples’ Day), rain Monday night,
  • Then mostly cloudy and cooler with rain Tuesday.
  • free air freezing level 14,000 ft. Saturday, 13,000 ft. Saturday night and Sunday, snow level above 8,000 ft. Sunday night through Monday night, then 8,000 ft. Tuesday.
  • highs 72-48 lows near 45-42.