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Tim Chuey Weather

by | Oct 19, 2023 | Weather

October 19, 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 BEACH HAZARDS STATEMENT IS IN EFFECT FOR DANGEROUS SNEAKER WAVES UNTIL 5 AM FRIDAY FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.
  • A BEACH HAZARDS STATEMENT IS IN EFFECT FOR DANGEROUS SNEAKER WAVES THROUGH LATE TONIGHT FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.

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 High Pressure Ridge (“Arch” shape) will start some clearing and a warming trend beginning. The graphics for days 1-3  show a frontal system moving through the Pacific Northwest tonight through Saturday. The graphics for days 3-7  Sunday through Thursday show frontal activity Sunday. Another front will be pushing through the Pacific Northwest Tuesday and next Wednesday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Clear this evening, partly cloudy with patchy fog late tonight,
  • Mostly cloudy with patchy AM fog, partly cloudy and cooler with lingering patchy fog Friday afternoon, partly cloudy Friday night,
  • Mostly cloudy and a bit warmer Saturday, mostly cloudy with rain likely (70%) at night (under 0.10 in. of rain possible),
  • Mostly cloudy and a bit cooler with rain and a bit cooler Sunday, then mostly cloudy with rain likely (70%) Sunday night.
  • lows 48-53 cooling to 50 Sunday night highs 64-67 cooling to 63 Sunday.
  • Mostly cloudy with a slight (20%) chance of rain Monday, partly cloudy with a slight (20%) chance of rain Monday night,
  • Mostly cloudy with a good (50%) chance of rain and a bit cooler Tuesday, rain likely (70%) at night,
  • A mix of clouds and sun and a bit cooler with a (50%) chance of rain Wednesday, mostly cloudy with a good (50%) chance of evening rain, partly cloudy with a good (50%) chance of rain late Wednesday night,
  • Then a mix of clouds and sun with a (40%) chance of rain Thursday.
  • highs 63-60 lows near 44 (seasonal averages high 63 low 41)

Forecast for the Umpqua Valley including Roseburg:

  • Clear this evening, mostly cloudy with widespread dense fog late tonight,
  • Mostly cloudy with widespread AM fog, just mostly cloudy and a bit warmer Friday afternoon, partly cloudy with widespread evening fog, mostly cloudy with widespread fog late Friday night,
  • Mostly cloudy and a bit cooler Saturday, mostly cloudy with a good (50%) chance of rain at night (under 0.10 in. of rain possible),
  • Mostly cloudy with AM rain likely (70%), a bit cooler with a showers and a slight (20%)  of thunderstorms Sunday afternoon, then a (40%) chance of rain Sunday night.
  • lows 54-56 highs 78-70.
  • Mostly cloudy Monday and Monday night,
  • Mostly cloudy and a bit warmer with a slight (20%) chance of rain Tuesday afternoon, a good (50%) chance of rain at night,
  • Mostly cloudy with a (40%) chance of rain and a bit cooler Wednesday, a (30%) chance of rain Wednesday night,
  • Then mostly cloudy and a bit warmer with a slight (20%) chance of rain Thursday.
  • highs 62-59 lows 52-47 (seasonal averages high 65 low 44)

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

  • Mostly clear with patchy evening coastal fog and mostly cloudy with widespread dense coastal fog late tonight while mostly clear with widespread dense late evening and late night fog,
  • Mostly cloudy with patchy AM coastal fog while widespread AM inland fog, just mostly cloudy and a bit warmer Friday afternoon, partly cloudy with widespread evening and late night fog Friday night,
  • Cloudy and cooler Saturday, mostly cloudy with rain likely (70%) at night (0.10 in. of rain possible),
  • Mostly cloudy with AM rain, rain likely (70%) and a bit cooler Sunday afternoon, then a (40%) chance of rain Sunday night.
  • lows near 53 highs 74-62.
  • Mostly cloudy Monday, mostly cloudy Monday night,
  • Mostly cloudy with a slight (20%) chance of rain and a bit warmer Tuesday, a good (50%) chance of rain at night,
  • Mostly cloudy with a good (50%) chance of rain and a bit cooler Wednesday, a slight (20%) chance of rain Wednesday night,
  • Then mostly cloudy with a (30%) chance of rain Thursday.
  • highs 62-64 lows 46-48. (seasonal averages high 62 low 47)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Clear tonight,
  • A mix of clouds and sun and a bit cooler Friday, partly cloudy Friday night,
  • A mix of clouds and sun  and a bit cooler Saturday, becoming mostly cloudy with rain Saturday night,
  • Mostly cloudy with rain and cooler Sunday, evening rain likely (70%), with a slight (20%) chance of thunderstorms, a (%) chance of rain and snow late Sunday night.
  • free air freezing level 15,000 ft. tonight, 14,000 ft. Friday, 13,000 ft. falling to 12,000 ft. late Friday night, 12,000 ft. Saturday, snow level above 8,000 ft. Saturday Saturday night, 8,000 ft. Sunday, then 7,000 ft. Sunday night.
  • lows 47-38 highs 68-47.
  • Mostly cloudy with a (40%) chance of AM rain and snow, partly cloudy and a bit warmer with a slight (20%) chance of rain and snow Monday afternoon, a slight (20%) chance of rain and snow Monday night,
  • A mix of clouds and sun with a good (50%) chance of rain and snow Tuesday, rain and slow likely (70%) at night,
  • Mostly cloudy with rain and snow likely (70%) and a bit cooler Wednesday, a good (50%) chance of rain and snow Wednesday night,
  • Then a mix of clouds and sun with a good (50%) chance of rain and snow Thursday.
  • snow level 6,500 ft. Monday, 6,000 ft. Monday night, 6,500 ft. Tuesday night and Wednesday, 6,000 ft. Wednesday night, then 5,500 ft. Thursday.
  • highs 52-47 lows near 34.