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Tim Chuey Weather

by | Sep 11, 2023 | Weather

September 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

NONE AT THIS TIME.

HEALTH ADVISORIES

  • 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  is poised to take over and bring some warming temperatures. The graphics for days 1-3  show another weak cold front trying to move in Tuesday. The graphics for days 3-7   Thursday through Monday show a cold front to our northwest next Monday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Partly cloudy tonight,
  • Partly cloudy Tuesday and Tuesday night,
  • AM clouds and sun, sunny and a bit warmer Wednesday afternoon, mostly clear at night,
  • Sunny and a bit warmer Thursday, then clear Thursday night.
  • lows 53-55 cooling to 52 Wednesday night highs 78-82.
  • Sunny and a bit warmer Friday, mostly clear Friday night,
  • Mostly sunny and a bit cooler Saturday and Sunday, mostly clear both nights,
  • Partly cloudy and a bit cooler with a slight (20%) chance of showers Monday afternoon.
  • highs 86-90 cooling to 85 Sunday lows 52-54 (seasonal averages high 80 low 49)

Forecast for the Umpqua Valley including Roseburg:

  • Partly cloudy this evening, mostly cloudy and hazy late tonight,
  • AM clouds, sunny and a bit warmer Tuesday afternoon, mostly clear in the evening, partly cloudy late Tuesday night,
  • Some AM clouds, sunny and a bit warmer Wednesday afternoon, clear at night,
  • Sunny and a bit warmer Thursday, then clear Thursday night.
  • lows 55-58 cooling to 54 Wednesday night warming to 56 Thursday night highs 82-93.
  • Sunny and a bit warmer Friday, mostly clear Friday night,
  • Mostly sunny and a bit cooler Saturday and Sunday, mostly clear both nights,
  • Then mostly sunny Monday.
  • highs near 95-83 lows near 57. (seasonal averages high 82 low 53)

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

  • Mostly cloudy with evening haze, mostly cloudy with patchy fog late tonight,
  • Mostly cloudy with patchy AM coastal fog, sunny and a bit warmer Tuesday afternoon, partly cloudy in the evening, mostly cloudy with patchy coastal late fog Tuesday night,
  • Mostly cloudy with patchy AM coastal fog, sunny and a bit warmer Wednesday afternoon, mostly clear at night,
  • AM clouds, sunny and a bit warmer Thursday afternoon, then mostly clear Thursday night.
  • lows 52-58 cooling back to 52 Thursday night highs 77-80.
  • Mostly sunny and a bit cooler Friday and Saturday, mostly clear both nights,
  • Mostly sunny Sunday, mostly clear in the evening, partly cloudy late Sunday night,
  • Then partly cloudy and a bit cooler with a slight (20%) chance of showers Monday.
  •  highs 79-74 lows near 55. (seasonal averages high 67 low 52)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Partly cloudy tonight,
  • Some AM clouds, sunny and a bit cooler Tuesday afternoon, mostly clear Tuesday night,
  • Mostly sunny and a bit warmer Wednesday, mostly clear at night,
  • Sunny and a bit warmer Thursday, then clear Thursday night.
  • free air freezing level 13,000 ft. tonight and Tuesday, 13,000 ft. falling to 12,000 ft. late Tuesday night, 13,000 ft. rising to 14,000 ft. Wednesday afternoon, 14,000 ft. Wednesday night and Thursday, then 15,000 ft. Thursday night.
  • lows 42-44 highs 70-66 warming to 68 Wednesday.
  • Sunny and a bit warmer Friday, mostly clear Friday night,
  • Mostly sunny Saturday, mostly clear at night,
  • Mostly sunny and a bit cooler Sunday, partly cloudy Sunday night,
  • AM sun with a slight (20%) chance of showers, then partly cloudy and a bit cooler with a slight (20%) chance of showers Monday afternoon.
  • free air freezing level 15,000 ft. Friday, 14,000 ft. Friday night through Sunday night, then snow level above 8,000 ft. Monday.
  • highs 76-79 cooling to 77 Sunday lows 49-52 cooling back to 49 Saturday night.