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Tim Chuey Weather

by | Nov 13, 2023 | Weather

November 14, 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

  • AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 11 AM MST WEDNESDAY FOR THE OREGON LOWER TREASURE VALLEY.

HEALTH ADVISORIES

  • A PUBLIC HEALTH ADVISORY IS IN EFFECT FOR UNSAFE LEVELS OF FECAL BACTERIA IN OCEAN WATERS AT BEVERLY BEACH IN LINCOLN COUNTY. PEOPLE SHOULD AVOID DIRECT CONTACT WITH THE WATER IN THIS AREA UNTIL THE ADVISORY IS LIFTED. UNSAFE LEVELS OF FECAL BACTERIA CAN CAUSE DIARRHEA, STOMACH CRAMPS, SKIN RASHES, UPPER RESPIRATORY INFECTIONS AND OTHER ILLNESSES. CHILDREN, THE ELDERLY, AND THOSE WITH A COMPROMISED IMMUNE SYSTEM SHOULD USE EXTRA CAUTION AS THEY ARE MORE VULNERABLE TO TO ILLNESSES FROM WATERBORNE BACTERIA. VISITORS SHOULD AVOID WADING IN NEARBY CREEKS, POLS OF WATER ON THE BEACH, OR IN DISCOLORED WATER, AND STAY CLEAR OF WATER RUNOFF FLOWING INTO THE OCEAN.
  • 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 CONTINUES 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

  • Zonal (West to East) airflow continues the moisture feed, but weak high pressure brings short-lived drying. The graphics for days 1-3  show the next frontal systems that will move through the Pacific Northwest today and Wednesday. The graphics for days 3-7   Friday through Tuesday show the complex frontal system that impacts our weather Sunday. Another front will be offshore next Tuesday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • A mix of clouds and sun with a good (50%) chance of showers and cooler this afternoon (under 0.10 in. of rain possible), showers likely (70%) tonight (0.10 in. of rain possible),
  • Cloudy start, a mix of clouds and sun and a bit warmer Wednesday afternoon (under 0.10 in. of rain possible), partly cloudy a slight (20%) chance of evening showers, then partly cloudy late at night,
  • AM clouds and sun, sunny and a bit cooler Thursday afternoon, then partly cloudy Thursday night.
  • highs 55-52 lows 44-37.
  • Some AM clouds, sunny and a bit warmer Friday, partly cloudy with a slight (20%) chance of evening rain, mostly cloudy with a (40%) chance of rain late Friday night,
  • Mostly cloudy with rain and a bit warmer Saturday, rain at night,
  • Clouds and sun with AM showers likely (70%), a mix of clouds and sun with a (40%) chance of showers and a bit cooler Sunday afternoon, partly cloudy with a (40%) chance of evening showers, mostly cloudy with a (40%) chance of showers late Sunday night,
  • A mix of clouds and sun with a (50%) chance of showers Monday.
  • highs 54-56 cooling to 53 Sunday and Monday lows 42-37. (seasonal averages high 54 low 38)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with a slight (20%) chance of rain today (under 0.10 in. of rain possible), evening rain likely (70%), a good (50%) chance of rain late tonight (0.10 in. of rain possible),
  • Mostly cloudy and a bit warmer with a (40%) chance of rain Wednesday (under 0.10 in. of rain possible), a slight (20%) chance of rain at night,
  • Partly cloudy and a bit cooler Thursday, then partly cloudy Thursday night.
  • highs 57-60 cooling to 58 Thursday lows 48-43.
  • Partly cloudy and a bit warmer Friday, partly cloudy with a slight (20%) of evening rain, mostly cloudy with a (20%) chance of rain late Friday night,
  • Mostly cloudy with a good (50%) chance of AM rain, rain and a bit cooler Saturday afternoon, evening rain, rain likely (70%) late6 at night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of showers Sunday, a slight (20%) chance of showers Sunday night,
  • Then mostly cloudy and a bit warmer with a slight (20%) chance of showers Monday.
  • highs 62-52 warming to 55 Monday lows 46-39. (seasonal averages high 55 low 41)

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

  • Mostly cloudy and a bit warmer with a slight (20%) chance of coastal rain today while a slight (20%) chance of inland AM rain and inland rain this afternoon (under 0.10 in. of rain possible), evening rain with a good (50%) chance of rain late tonight (0.10 in. of rain possible),
  • Mostly cloudy with a (40%) of rain Wednesday afternoon (under 0.10 in. of rain possible), partly cloudy with a slight (20%) chance of evening rain, mostly cloudy with a slight (20%) chance of rain late at night,
  • Mostly sunny Thursday, then mostly clear Thursday night.
  • highs near 64 lows 48-44.
  • Mostly sunny and a bit warmer Friday, partly cloudy with a slight (20%) chance of evening rain, mostly cloudy with a slight (20%) chance of rain late Friday night,
  • Mostly cloudy and a bit cooler with rain Saturday and in the evening, rain likely (70%) late at night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of showers Sunday, a slight (20%) chance of showers Sunday night,
  • Then mostly cloudy and a bit warmer with slight (20%) chance of showers Monday.
  • highs 67-59 warming to 63 Monday lows 48-42 (seasonal averages high 57 low 44)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Partly cloudy with a good (50%) chance of AM showers, mostly cloudy with a good (50%) chance showers and cooler this afternoon, showers tonight,
  • Mostly cloudy with AM showers likely (70%), a good (50%) chance of showers Wednesday, partly cloudy with a (40%) chance of evening showers, a slight (20%) chance of rain and snow showers late at night,
  • Partly cloudy with a slight (20%) chance of AM rain showers and snow showers, mostly sunny with a slight (20%) chance of showers and a bit warmer Thursday afternoon, then mostly clear Thursday night.
  • snow level 6,500 ft. today, 7,000 ft. tonight, 6,500 ft. Wednesday, 6,000 ft. Wednesday night and Thursday, then free air freezing level 10,000 ft. Thursday night.
  • highs 48-50 lows 35-32.
  • Mostly sunny and a bit warmer Friday, partly cloudy with a slight (20%) chance of evening rain, a good (50%) chance of rain late Friday night,
  • Mostly cloudy with AM rain likely (70%), rain with a slight (20%) snow and a bit cooler Saturday afternoon, snow and rain at night,
  • Mostly cloudy with AM snow and rain showers likely (70%), rain with a slight (20%) of snow and a bit cooler Sunday afternoon, partly cloudy with a good (50%) chance of snow and rain showers Sunday night,
  • Then a mix of clouds and sun and a bit warmer with a good (50%) chance of rain and snow showers Monday.
  • free air freezing level 10,000 ft. Friday, snow level 7,000 ft. Friday night and Saturday, 5,000 ft. Saturday night, 4,000 ft. Sunday and Sunday night, then 5,000 ft. Monday.
  • highs 52-35 warming to 43 Monday lows 33-26.