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Tim Chuey Weather

by | Oct 12, 2023 | Weather

October 13, 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 WATCH IS IN EFFECT UNTIL 8 AM TODAY FOR WALLOWA COUNTY.

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 has enhances the moisture of approaching frontal systems, but weak high pressure gave us a short break from the rain. The graphics for days 1-3  show a frontal system approaching the coast today and another one right behind it. The graphics for days 3-7  Monday through Friday show frontal systems moving into the Pacific Northwest Monday and Tuesday with a third front approaching the coast next Friday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Partly cloudy start, cloudy with rain and slightly cooler this afternoon, evening rain, a (40%) chance of rain late tonight,
  • Clouds and sun with a slight (20%) chance of AM rain, rain likely (70%) Saturday afternoon, cloudy with evening rain, a (40%) chance of rain late at night (0.10 in. of rain possible),
  • Mostly cloudy and a bit warmer with a (40%) chance of rain Sunday and in the evening, then a slight (20%) chance of rain late Sunday night.
  • highs 68-72 lows 50-54.
  • Mostly cloudy with a (40%) chance of AM rain, rain likely (70%) and a bit cooler Monday afternoon, rain Monday night,
  • Mostly cloudy with AM rain likely (70%), a good (50%) chance of rain Tuesday afternoon, partly cloudy with a slight (20%) chance of rain at night,
  • Partly cloudy and a bit warmer Wednesday, partly cloudy Wednesday night,
  • Then partly cloudy and a bit warmer with a slight (20%) chance of rain Thursday.
  • highs 68-72 lows 53-48 (seasonal averages high 62 low 42)

Forecast for the Umpqua Valley including Roseburg:

  • Partly cloudy start, mostly cloudy and slightly warmer with a slight (20%) chance of showers this afternoon, mostly cloudy with a (30%) chance of rain tonight (0.10 in. of rain possible),
  • Mostly cloudy and a bit cooler with a slight (20%) of rain Saturday, evening rain likely (70%), a good (50%) chance of rain at night,
  • Mostly cloudy with a slight (20%) chance of rain and a bit warmer Sunday, then a slight (20%) of rain Sunday night.
  • highs 72-67 warming to 73 Sunday lows 52-54.
  • Cloudy with a good (50%) chance of AM rain, rain and a bit cooler Monday afternoon, mostly cloudy with evening rain, rain late Monday night,
  • Mostly cloudy with a (40%) chance of AM rain, partly cloudy and a bit warmer with a (30%) chance of rain Tuesday afternoon, just partly cloudy at night,
  • Mostly sunny and a bit warmer Wednesday, mostly clear Wednesday night,
  • Then mostly sunny Thursday.
  • highs 66-73 lows 53-50 warming to 52 Wednesday night (seasonal averages high 68 low 46)

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

  • Mostly cloudy with patchy AM coastal fog, a bit cooler with a (30%) chance  of rain this afternoon (0.10 in. of rain possible), mostly cloudy with a good (50%) chance of rain tonight with patchy fog late (0.10 in. of rain possible),
  • Mostly cloudy with patchy AM coastal fog while areas of inland AM fog, mostly cloudy with a (40%) chance of  coastal rain and a bit cooler Saturday afternoon while a (30%) chance of inland rain and a bit warmer Saturday afternoon, a (30%) chance of rain late at night,
  • Mostly cloudy and a bit warmer with a slight (20%) chance of rain Sunday, then a slight (20%) chance of rain Sunday night.
  • highs 64-68 lows 48-56.
  • Cloudy with a (40%) chance of AM rain, likely (70%), rain and a bit cooler Monday afternoon, evening rain likely (70%), a (30%) chance of rain late Monday night,
  • Partly cloudy and a bit warmer with a slight (20%) chance rain Tuesday, just partly cloudy at night,
  • Some AM clouds, sunny and a bit warmer Wednesday afternoon, partly cloudy Wednesday night,
  • Then partly cloudy Thursday.
  • highs 64-72 lows 55-52. (seasonal averages high 63 low 47)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Partly cloudy start, mostly cloudy and a bit warmer with rain this afternoon, cloudy with evening rain, a slight (20%) late chance of rain tonight,
  • Mostly cloudy with a slight (20%) chance of AM rain, a good (50%) chance of rain and a bit cooler Saturday afternoon, cloudy with evening rain likely (70%), a good (50%) chance of late at night,
  • Clouds and sun with a (40%) chance of AM rain, a mix of clouds and sun and a bit warmer with a (30%) chance  of rain Sunday afternoon, then mostly cloudy with a slight (20%) chance of rain Sunday night,
  • free air freezing level 11,000 ft. tonight, snow level 7,000 ft. Friday, 7,500 ft. Friday night and Saturday, 8,000 ft. Saturday night, then above 8,000 ft. Sunday and Sunday night.
  • highs 59-54 warming to 60 Sunday lows 37-44.
  • Mostly cloudy with a good (50%) chance of AM rain, rain likely (70%) and a bit cooler Monday, rain Monday night,
  •  Clouds and sun with AM rain likely (70%), a bit cooler with a (40%) chance of rain Tuesday afternoon, partly cloudy with a slight (20%) chance of evening rain, just partly cloudy late at night,
  • Partly cloudy and a bit warmer Wednesday, mostly clear Wednesday night,
  • Then mostly sunny with a slight (20%) chance of rain Thursday.
  • snow level above 8,000 ft. Monday and Monday night, 8,000 ft. Tuesday, above 8,000 ft. Tuesday night, free air freezing level 15,000 ft. Wednesday, 16,000 ft. Wednesday night, then snow level above 8,000 ft. Thursday.
  • highs 60-53 warming to 65 Thursday lows 40-42.