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Tim Chuey Weather

by | Oct 9, 2023 | Weather

October 9, 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 will enhance the moisture of approaching frontal systems. The graphics for days 1-3  show a frontal system that pushed through the Pacific Northwest today and the next one moving in Tuesday. The graphics for days 3-7  Thursday through Monday show a frontal system moving into the Pacific Northwest Saturday and yet another following offshore.

Note: LRAPA has delayed the Fall Outdoor Burning Season until this Wednesday October 11th.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly cloudy with rain late tonight (0.10 in. of rain possible),
  • Mostly cloudy with AM rain, showers and a bit cooler with a slight (20%) chance of thunderstorms Tuesday afternoon (0.50 in. of rain possible), showers with a slight (20%) chance of thunderstorms Tuesday night (0.50 in. of rain possible),
  • Mostly cloudy with showers and a slight (20%) chance of thunderstorms Wednesday (0.25 in. of rain possible), evening showers likely (70%), a slight (20%) chance of showers late at night (under 0.10 in. of rain possible),
  • A mix of clouds and sun and warmer Thursday, then partly cloudy Thursday night.
  • lows 52-45 highs 63-67.
  • Mostly cloudy and a bit warmer with a (40%) chance of rain Friday afternoon, a good (50%) chance of rain Friday night,
  • Mostly cloudy with a good (50%) chance of AM rain, rain likely (70%) Saturday afternoon and at night,
  • Mostly cloudy with a good (50%) chance  of rain Sunday and Sunday night,
  • Then mostly cloudy with good (50%) chance of rain Monday.
  • highs near 68 lows 52-54. (seasonal averages high 68 low 43)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with a good (50%) of evening rain, rain with patchy fog late tonight (under 0.10 in. of rain possible),
  • Mostly cloudy with AM showers, slightly cooler with showers and a slight (20%) chance of thunderstorms Tuesday afternoon (0.25 in. of rain possible), showers with a slight (20%) chance of thunderstorms Tuesday night (0.25 in. of rain possible),
  • Mostly cloudy with AM showers and a slight (20%) chance of thunderstorms, showers and a bit cooler Wednesday afternoon (0.10 in. of rain possible), a good (50%) chance of  showers at night (under 0.10 in. of rain possible),
  • Partly cloudy and warmer Thursday, partly cloudy in the evening, then mostly cloudy late Thursday night.
  • lows 53-46 highs 64-62 warming to 72 Thursday.
  • Mostly cloudy and a bit cooler with a (30%) chance of showers Friday, a (40%) chance of showers Friday night,
  • Mostly cloudy with a (40%) chance of showers Saturday, cloudy with a (40%) chance of showers at night,
  • Mostly cloudy with a good (50%) chance of showers Sunday, a (40%) chance of showers Sunday night,
  • Then mostly cloudy with a good (50%) chance of showers Monday.
  • highs near 70 lows 53-56. (seasonal averages high 70 low 46)

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

  • Mostly cloudy with evening patchy coastal fog and a slight (20%) chance of rain while inland patchy evening fog with a slight (20%) chance of rain, rain late tonight (0.10 in. of rain possible),
  • Mostly cloudy and a bit warmer with coastal showers and a slight (20%) chance of thunderstorms Tuesday while inland AM showers and inland showers with a slight (20%) chance of thunderstorms and a bit warmer Tuesday afternoon (0.25 in. of rain possible), showers with a slight (20%) chance of thunderstorms Tuesday night (0.25 in. of rain possible),
  • Mostly cloudy with AM coastal showers and a slight (20%) chance of thunderstorms and coastal showers and a bit cooler Wednesday afternoon while mostly cloudy with inland showers Wednesday (0.25 in. of rain possible, a (40%) chance of coastal showers at night while a good (50%) chance of showers at night (under 0.10 in. of rain possible,
  • Mostly cloudy start, partly cloudy and warmer Thursday afternoon, then mostly cloudy Thursday night.
  • lows 52-47 warming to 49 Thursday night highs 66-72.
  • Mostly cloudy and a bit cooler with a (40%) chance  of showers Friday, cloudy with a (40%) chance of showers Friday night,
  • Mostly cloudy and a bit warmer with a good (50%) chance of showers Saturday, cloudy with a good (50%) of showers at night,
  • Mostly cloudy and a bit warmer with a good (50%) chance of showers Sunday and Sunday night,
  • Mostly cloudy with a good (50% ) chance of AM showers, then showers likely (70%) and a bit warmer Monday.
  • highs 68-72 lows 53-56. (seasonal averages high 64 low 48)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly cloudy with a good (50%) chance of evening rain, rain late tonight (0.10 in. of rain possible),
  • Mostly cloudy with AM rain, showers and a bit cooler with a slight (20%) chance of thunderstorms Tuesday afternoon and evening, snow showers late Tuesday night (0.75 in. of rain possible, snow possibly heavy at times),
  • Mostly cloudy with rain and snow showers and a bit cooler Wednesday (no snow accumulation expected), evening showers likely (70%), then partly cloudy with a slight (20%) chance of showers late at night,
  • Then partly cloudy and a bit warmer Thursday and Thursday night.
  • snow level 6,500 ft. tonight, 7,000 ft. Tuesday, 5,500 ft. Tuesday night and 7,000 ft. Wednesday, 6,000 ft. Wednesday night, free air freezing level 11,000 ft. Thursday, then 12,000 ft. Thursday night.
  • lows 37-30 warming to warming to 34 Thursday night highs 45-39 warming to 52 Thursday.
  • A mix of clouds and sun and a bit warmer with a slight (20%) chance of rain Friday afternoon, mostly cloudy with a good (50%) chance of rain Friday night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of rain Saturday, rain likely (70%) at night,
  • Mostly cloudy with a good (50%) chance of Sunday and Sunday night,
  • Mostly cloudy with a good (50%) chance of AM rain, then rain likely (70%) and a bit warmer Monday afternoon.
  •  free air freezing level 11,000 ft. Thursday, 12,000 ft. Thursday night, snow level 8,000 ft. Friday, then above 8,000 ft. Friday night through Monday.
  • highs 57-54 warming to 56 Monday lows 39-42.