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October 22, 2022

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 WINTER WEATHER ADVISORY IS IN EFFECT FROM 3 AM UNTIL 11 PM TODAY ABOVE 4,000 FT. FOR THE CASCADES IN LANE COUNTY.
  • AN AIR QUALITY ADVISORY IS IN EFFECT UNTIL 6 PM MONDAY FOR WILDFIRE SMOKE FOR ALL OF LANE COUNTY.
  • AN AIR QUALITY ADVISORY IS IN EFFECT UNTIL 6 PM MONDAY FOR DESCHUTES COUNTY.
  • A WIND ADVISORY IS IN EFFECT UNTIL 2 AM TODAY FOR NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.

HEALTH ADVISORIES

  • A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR WILLOW CREEK RESERVOIR IN MORROW COUNTY DUE THE PRESENCE OF A CYANOBACTERIA (BLUE-GREEN ALGAE) BLOOM AND CYANOTOXINS ABOVE RECREATIONAL USE VALUES FOR HUMAN EXPOSURE. PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE WHERE BLOOMS ARE, AS THE MAJOR RISK OF EXPOSURE IS FROM INGESTING WATER. THESE TOXINS ARE NOT ABSORBED THROUGH THE SKIN. HOWEVER, IF YOU HAVE SKIN SENSITIVITIES  YOU MAY GET A PUFFY RED RASH. IT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SPECIAL CARE SHOULD BE TAKEN WITH CHILDREN, ESPECIALLY THE YOUNGER ONES, WHEN THEY ARE NEAR THE WATER.
  • PUBLIC HEALTH ADVISORIES THAT WERE ISSUED FOR UNSAFE LEVELS OF FECAL BACTERIA IN OCEAN WATERS AT ROCKAWAY BEACH IN TILLAMOOK COUNTY AND IN OCEAN WATERS AT SHORT SAND BEACH IN TILLAMOOK COUNTY HAVE BEEN LIFTED.
  • A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR ALL OF UPPER KLAMATH LAKE IN KLAMATH COUNTY INCLUDING SHOALWATER BAY DUE THE PRESENCE OF A CYANOBACTERIA (BLUE-GREEN ALGAE) BLOOM AND CYANOTOXINS ABOVE RECREATIONAL USE VALUES FOR HUMAN EXPOSURE. PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE WHERE BLOOMS ARE, AS THE MAJOR RISK OF EXPOSURE IS FROM INGESTING WATER. THESE TOXINS ARE NOT ABSORBED THROUGH THE SKIN. HOWEVER, IF YOU HAVE SKIN SENSITIVITIES  YOU MAY GET A PUFFY RED RASH. IT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SPECIAL CARE SHOULD BE TAKEN WITH CHILDREN, ESPECIALLY THE YOUNGER ONES, WHEN THEY ARE NEAR THE WATER.
  • NOTE: THE RECREATIONAL HEALTH ADVISORY ISSUED FOR THE WILLAMETTE RIVER NEAR CATHEDRAL PARK IN NORTH PORTLAND  AND UPSTREAM (SOUTH) TO THE WILLAMETTE COVE AREA NEAR THE SP&S RAILROAD BRIDGE DUE THE PRESENCE OF A CYANOBACTERIA (BLUE-GREEN ALGAE) BLOOM AND CYANOTOXINS HAS BEEN LIFTED. IT IS VERY IMPORTANT FOR PEOPLE TO BECOME FAMILIAR WITH SIGNS OF BLOOM, EXPOSURES, AND SYMPTOMS BY VISITING OHA’S CYANOBACTERIA HARMFUL ALGAE BLOOM WEBSITE AT:  http://www.healthoregon.org/hab.
  • A PERMANENT RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR THE SOUTH UMPQUA RIVER AND MAINSTEM UMPQUA RIVER. THE ADVISORY COVERS THE SOUTH UMPQUA RIVER FROM CANYONVILLE DOWNSTREAM TO THE CONFLUENCE OF THE MAINSTEM UMPQUA RIVER, AND THE MAINSTEM UMPQUA RIVER DOWNSTREAM PAST ELKTON TO LAWSON BAR. PEOPLE IN THE BEDROCK ALONG THE RIVERS EDGE ARE ARE KNOWN TO DEVELOP CYANOBACTERIA (BLUE-GREEN ALGAE) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED AT SEVERAL ACCESS AREAS ALONG THE RIVER.

THE WEATHER PATTERN

  • An Upper Level Low Pressure Trough (“U” shape) will be pushing a series of fronts to the Pacific Northwest. The graphics for days 1-3 show the complex frontal system that moved through Oregon. The graphics for days 3-7  Tuesday through Saturday show our rain season looks like it it really starting with a cold front moving in Monday. Another complex frontal system will be to slide through Wednesday, then a front will be sliding in next Friday.

Forecast for the South Willamette Valley including Eugene-Springfield:

  • Mostly cloudy and cooler with showers and a slight (20%) chance of thunderstorms today (0.50 in. of  rain possible, more in storms), rain with a slight (20%) chance of evening thunderstorms, rain likely (70%) late tonight (0.10 in. of  rain possible, more in storms),
  • Partly cloudy with patchy AM fog and a slight (20%) chance of rain, partly cloudy and a bit warmer Sunday afternoon, partly cloudy with a (40%) chance of rain at night (under 0.10 in. of rain possible),
  • Mostly cloudy with rain and a bit cooler Monday, evening rain likely (70%), then a good (50%) chance of rain late Monday night.
  • highs 54-58 cooling to 55 Monday lows 39-43.
  • Mostly cloudy with a good (50%) chance of AM rain, rain likely (70%) and a bit warmer Tuesday afternoon, rain Tuesday night,
  • Mostly cloudy and a bit cooler with rain Wednesday, a (40%) chance of rain at night,
  • A mix of clouds and sun and a bit warmer with a slight (20%) chance of rain Thursday, partly cloudy with a (50%) chance of evening rain, mostly cloudy with a good (50%) chance of rain late Thursday night,
  • Mostly cloudy with AM rain likely, then a (40%) chance of rain and a bit warmer Friday afternoon.
  • highs 58-56 warming to 63 Friday lows 44-42. (Seasonal Averages high 62 low 41)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy and much cooler with showers and a slight (20%) chance of thunderstorms today and this evening (0.25 in. of rain possible), showers likely (70%) late tonight (0.25 in. of rain possible),
  • Mostly cloudy and a bit warmer Sunday, partly cloudy in the evening, mostly cloudy with a slight (20%) chance of rain late at night,
  • Mostly cloudy with AM rain likely (70%), rain and a bit cooler Monday afternoon, then rain likely (70%) Monday night.
  • highs 53-57 cooling to 55 Monday lows 42-40 warming to 46 Monday night .
  • Mostly cloudy with rain likely (70%) and a bit warmer Tuesday, rain Tuesday night,
  • Mostly cloudy with AM showers, showers likely (70%) and a bit cooler  Wednesday, a good (50%) chance of showers at night,
  • Mostly cloudy with a slight (20%) chance of AM showers, partly cloudy and a bit warmer with a slight (20%) chance of rain Thursday afternoon, partly cloudy with a (40%) chance of evening rain, mostly cloudy with a (30%) chance of rain late Thursday night,
  • Mostly cloudy and a bit warmer with a good (50%) chance of rain Friday.
  • highs 57-55 warming to 62 Friday lows 45-42. (Seasonal Averages high 64 low 44).

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

  • Mostly cloudy with showers with a slight (20%) chance of thunderstorms today and this evening (0.25 in. of rain possible), showers likely (70%) late tonight ( 0.10 in. of rain possible, more in storms),
  • Mostly cloudy and a bit warmer Sunday, a slight (20%) chance of rain late at night (under 0.10 in. of rain possible),
  • Mostly cloudy with AM rain likely (70%), rain Monday afternoon, then rain likely (70%) Monday night.
  • highs 62-64 lows 45-48.
  • Mostly cloudy and a bit warmer with rain likely (70%) Tuesday, rain Tuesday night,
  • Mostly cloudy with AM showers likely (70%), a good (50%) chance of showers Wednesday afternoon, a (40%) chance of showers at night,
  • Mostly cloudy with a slight (20%) chance of AM showers, partly cloudy and a bit warmer with a slight (20%) chance of rain Thursday afternoon, a (40%) chance of rain Thursday night,
  • Then mostly cloudy and a bit warmer with a good (50%) chance of rain Friday.
  • highs 64-66 lows near 48. (Seasonal Averages high 62 low 46)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly cloudy with patchy smoke and much cooler with showers and a slight (20%) chance of thunderstorms today (0.75 in. of rain possible, 3-5 in. of snow possible, snow possibly heavy at times), evening showers with a slight (20%) chance of thunderstorms, showers with patchy smoke late tonight,
  • Mostly cloudy with patchy smoke and a slight (20%) chance of AM rain and snow, partly cloudy and a bit warmer with patchy smoke Sunday afternoon, partly cloudy with patchy smoke Sunday night,
  • Mostly cloudy with patchy smoke and a good (50%) chance of AM rain and snow, rain and a bit warmer with patchy smoke Monday afternoon, cloudy with evening rain likely (70%), a (40%) chance of rain late Monday night.
  • snow level 4,000 ft. today and tonight, 3,500 ft. Sunday, free air freezing level 5,000 ft. rising to 5,500 ft  late Sunday night, snow level 7,500 ft. Monday, then 7,000 ft. Monday night.
  • highs 33-43 lows 26-30.
  • Mostly cloudy with a good (50%) chance of rain and snow and a bit cooler Tuesday, rain and snow Tuesday night (snow possibly heavy at times late at night),
  • Mostly cloudy and a bit cooler with rain and snow likely (70%) Wednesday, a (30%) chance of evening rain and snow,  a slight (20%) chance of rain  late at night,
  • Mostly cloudy start, partly cloudy and a bit warmer with a slight (20%) chance of rain and snow Thursday afternoon and evening, mostly cloudy with a good (50%) chance of rain and snow late Thursday night,
  • Mostly cloudy with a good (50%) chance of AM snow, a mix of clouds and sun and a bit warmer with a good (50%) chance of rain Friday afternoon.
  • snow level  5,500 ft. Tuesday, 4,500 ft. Tuesday night through Thursday, 5,000 ft. Thursday, then 5,500 ft. Thursday night and Friday.
  • highs 42-37 warming to 46 Friday lows 29-32 cooling to 28 Thursday night.
  • For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

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8/ 22 Plenty of sunshine, but cooler to start your workweek today.

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  • For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

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Mostly clear again tonight, then sunshine and slightly cooler for your Friday.

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

  • Becoming mostly cloudy late tonight,
  • Some AM clouds, sunny and a bit warmer Friday afternoon, clear in the evening, partly cloudy late Friday night,
  • Mostly cloudy start, partly cloudy and slightly cooler Saturday afternoon, mostly clear at night,
  • Mostly sunny Sunday, then mostly clear Sunday night.
  • lows 54-56 cooling back to 54 Sunday night highs 70-69.
  • Mostly sunny and a bit warmer Monday, mostly clear Monday night,
  • Partly cloudy and slightly cooler Tuesday, partly cloudy at night,
  • Then partly cloudy Wednesday through Thursday.
  • highs 73-72 lows 54-56 cooling back to 54 Wednesday night. (Seasonal Averages high 66 low 54)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly clear tonight,
  • Mostly sunny and a bit cooler Friday, clear Friday night,
  • Sunny and a bit warmer Saturday, mostly clear at night,
  • Some AM clouds, mostly sunny and a bit cooler Sunday, then clear Sunday night.
  • free air freezing level 15,000 ft. falling to 14,000 ft. late tonight, 14,000 ft. rising to 15,000 ft. Friday afternoon, 15,000 ft. Friday night through Sunday, then 16,000 ft. Sunday night.
  • lows 49-47 highs 74-72 warming back to 74 Sunday.
  • Sunny and a bit warmer Monday, clear Monday night,
  • Sunny Tuesday, mostly clear at night,
  • Then mostly sunny and a bit cooler Wednesday and Thursday, mostly clear Wednesday night.
  • free air freezing level 16,000 ft. Monday through Thursday.
  • highs 80-75 lows 53-50.