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Tim Chuey Weather

by | Oct 11, 2023 | Weather

October 11, 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 FROM THURSDAY EVENING THROUGH FRIDAY MORNING FOR WALLOWA COUNTY AND THE GRANDE RONDE 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

An Upper Level Low Pressure Trough will enhance the moisture of approaching frontal systems. The graphics for days 1-3  show a frontal system approaching the coast Friday. The graphics for days 3-7  Saturday through Wednesday show frontal systems moving into the Pacific Northwest Saturday through Tuesday.

Note: LRAPA delayed the Fall Outdoor Burning Season has begun. Outdoor burning is NEVER allowed within the city limits of Eugene and Springfield.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly cloudy with a good (50%) chance of evening showers, just mostly cloudy late tonight (0.10 in. of rain possible),
  • Patchy AM fog,a mix of clouds and sun and a bit warmer Thursday, partly cloudy Thursday night,
  • A mix of clouds and sun and a bit warmer with a slight (20%) chance of rain Friday afternoon, rain likely (70%) at night,
  • Mostly cloudy with a good (50%) chance of AM rain, rain likely (70%) and a bit cooler Saturday afternoon, cloudy with evening rain likely (70%), then just mostly cloudy late Saturday night (0.10 in. of rain possible).
  • lows 52-45 warming back to 52 Saturday night highs 70-67.
  • Mostly cloudy with a bit warmer a good (50%) chance of rain Sunday, cloudy with a good (50%) chance of rain Sunday night,
  • Mostly cloudy with rain likely and a bit cooler Tuesday and Tuesday night,
  • Then partly cloudy and a bit warmer with a (30%) chance rain Wednesday.
  • highs 70-68 warming to 70 Wednesday lows 54-50. (seasonal averages high 67 low 43)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with evening showers likely (70%), a good (50%) chance of showers late tonight (under 0.10 in. of rain possible),
  • Partly cloudy and warmer Thursday, partly cloudy Thursday night,
  • Mostly cloudy Friday, cloudy with a (30%) chance of rain at night (0.10 in. of rain possible),
  • Cloudy and a bit cooler with a slight (20%) of rain Saturday, evening rain likely (70%), then a good (50%) chance of rain Saturday night.
  • lows 49-47 warming to 54 Saturday night highs 73-67.
  • Mostly cloudy with a good (50%) chance of rain and a bit warmer Sunday afternoon, a good (50%) of rain Sunday night,
  • Mostly cloudy with rain likely (70%) and a bit cooler Monday, evening rain, rain likely (70%) late at night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of rain Tuesday, a (30%) chance of rain Tuesday night,
  • Then partly cloudy and a bit warmer with a slight (20%) chance of rain Wednesday.
  • highs 73-70 warming back to 73 Wednesday lows 56-52 (seasonal averages high 69 low 46)

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

  • Mostly cloudy with evening showers likely (70%,), a good (50%) chance of showers tonight (under 0.10 in. of rain possible,
  • Partly cloudy and warmer Thursday,  partly cloudy Thursday night,
  • Mostly cloudy and a bit cooler with a slight (20%) chance  of rain Friday afternoon (0.10 in. of rain possible), cloudy with evening coastal rain while inland evening rain likely (70%), a good (50%) chance of rain late at night (0.10 in. of rain possible),
  • Cloudy with a good (50%) chance of AM rain, rain likely (70%) and a bit cooler Saturday afternoon, evening rain likely (70%), then a (%) chance of rain late Saturday night.
  • lows 52-49 warming 54 Saturday night highs 74-68.
  • Mostly cloudy and a bit warmer with a good (50%) chance of rain Sunday, rain likely (70%) Sunday night,
  • Mostly cloudy with AM rain likely (70%), rain Monday afternoon and evening, rain likely (70%) late at night,
  • Mostly cloudy and a bit cooler with rain Tuesday, rain Tuesday night,
  • Mostly cloudy with a (40%) chance of AM rain, then partly cloudy and a bit warmer with a (30%) chance of rain Wednesday afternoon,
  • highs 72-70 warming to 73 Wednesday lows 56-52. (seasonal averages high 64 low 47)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly cloudy with evening showers, a slight (20%) chance of showers late tonight (0.50 in. of rain possible),
  • Some AM clouds, sunny and a bit warmer Thursday afternoon, partly cloudy Thursday night,
  • Partly cloudy and a bit warmer with a slight (20%) chance of rain Friday afternoon, rain likely (70%) at night,
  • Then mostly cloudy with a good (50%) chance of AM rain, rain likely and a bit cooler Saturday afternoon, evening rain likely (70%), then a good (50%) chance of Saturday night.
  • snow level 6,500 ft. tonight, free air freezing level 8,000 ft. rising to 10,000 ft. Thursday afternoon, 11,000 ft. Thursday night, snow level 7,000 ft. Friday, 8,000 ft. Friday, 7,500 ft. Saturday, then 8,000 ft. Saturday night.
  • lows 34-39 highs 53-58 cooling to 54 Saturday.
  • Mostly cloudy with a good (50%) chance of rain and a bit warmer Sunday and Sunday night,
  • Mostly cloudy with a good (50%) chance of AM rain, rain likely (70%) and a bit cooler Monday, rain at night,
  • Mostly cloudy and a bit cooler with rain Tuesday, rain Tuesday night,
  • Then partly cloudy and a bit warmer Wednesday.
  • snow level 8,000 ft. Sunday, above 8,000 ft. Sunday night through Monday night, 7,500 ft. Tuesday, then 7,000 ft. Tuesday night and Wednesday.
  • highs 58-52 warming to 62 Wednesday lows 43-37.