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Tim Chuey Weather

by | Oct 28, 2023 | Weather

October 28, 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 FREEZE WARNING IS IN EFFECT FROM 2 AM UNTIL 9 AM SUNDAY FOR THE SOUTH CENTRAL OREGON COAST, CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A FREEZE WARNING IS IN EFFECT FROM MIDNIGHT TONIGHT UNTIL 9 AM SUNDAY FOR THE CENTRAL WILLAMETTE VALLEY AND THE SOUTH WILLAMETTE VALLEY.

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

Upper Level High Pressure takes over. The graphics for days 1-3  show the no frontal systems moving through or approaching the Pacific Northwest. The graphics for days 3-7   Tuesday through Saturday show a complex frontal system approaching the Pacific Northwest Thursday and pushing through by Friday. Another complex frontal system will be offshore next Saturday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Clear with areas of evening frost, widespread frost late tonight,
  • Widespread AM and late night frost, sunny and a bit warmer Sunday afternoon, mostly clear Sunday night,
  • Widespread AM frost, mostly sunny and a bit warmer Monday afternoon, partly cloudy with areas of frost at night,
  • A mix of clouds and sun and a bit warmer Tuesday, then mostly cloudy with a slight (20%) chance of rain Tuesday night.
  • lows 28-43 highs 57-59.
  • Mostly cloudy and a bit warmer with a good (50%) of rain Wednesday, rain Wednesday night,
  • Mostly cloudy with rain Thursday, rain at night,
  • Mostly cloudy with rain likely (70%) Friday, rain likely (70%) Friday night,
  • Then mostly cloudy with rain likely (70%) Saturday.
  • highs near 62 lows 52-50 (seasonal averages high 59 low 40)

Forecast for the Umpqua Valley including Roseburg:

  • Clear with areas of frost and patchy frost late tonight,
  • Areas of AM frost, sunny and warmer Sunday afternoon, clear with patchy frost late Sunday night,
  • Areas of AM frost, sunny and a bit warmer Monday afternoon, partly cloudy in the evening, mostly cloudy late at night,
  • Mostly cloudy Tuesday (Halloween), mostly cloudy Tuesday night.
  • lows 32-47 highs 63-65 cooling back to 63 Tuesday.
  • Mostly cloudy Wednesday, cloudy with a (40%) chance of rain Wednesday night,
  • Mostly cloudy and a bit cooler with rain Thursday and in the evening, rain likely (70%) at night,
  • Then mostly cloudy and a bit warmer with rain likely (70%) Friday, then rain likely (70%) Friday night and Saturday.
  • highs 65-62 lows 54-52 (seasonal averages high 61 low 43)

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

  • Clear tonight,
  • Sunny and warmer Sunday, clear Sunday night,
  • Sunny and a bit warmer Monday, mostly cloudy Monday night,
  • Mostly cloudy and a bit cooler Tuesday (Halloween), then mostly cloudy Tuesday night.
  • lows 38-48 highs 71-67.
  • Mostly cloudy Wednesday, rain and breezy Wednesday night,
  • Mostly cloudy and breezy with rain and a bit cooler Thursday afternoon, evening rain, rain likely (70%) late at night,
  • Mostly cloudy with AM rain likely (70%), rain and a bit cooler Friday afternoon, rain Friday night,
  • Then mostly cloudy with rain  likely (60%) Saturday.
  • highs 68-66 warming back to 68 Saturday lows 55-52. (seasonal averages high 61 low 46)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Clear tonight,
  • Sunny and a bit warmer Sunday, clear Sunday night,
  • Mostly sunny and a bit warmer Monday, partly cloudy at night,
  • A mix of clouds and sun and a bit cooler Tuesday (Halloween), then mostly cloudy with a slight (20%) chance of rain Tuesday night.
  • free air freezing level 8,000 ft. rising to 9,000 ft. late tonight, 9,000 ft. rising to 11,000 ft. Sunday afternoon, 11,000 ft. rising to 12,000 ft. late Sunday night, 12,000 ft. Monday, 13,000 ft. falling to 12,000 ft. Monday night, 11,000 ft. Tuesday, then snow level 7,500 ft. Tuesday night.
  • lows 23-35 highs 47-56 cooling to 54 Tuesday.
  • Mostly cloudy and a bit cooler with a good (50%) chance of rain Wednesday, rain Wednesday night,
  • Mostly cloudy with rain and a bit cooler Thursday, rain at night,
  • Then mostly cloudy with rain likely (70%) Friday through Saturday.
  • snow level 8,000 ft. Wednesday through Thursday night, 7,500 ft. Friday, then 8,000 ft. Friday night and Saturday.
  • highs 52-48 lows 42-37.