AM frost, then sunny today.

Check out my latest Eugene Daily News “Weather Or Not” column now at:

(If it is unavailable it is due to site maintenance.)

“Musick has Charms to sooth a savage Breast.”

Here is my weekly weather quiz question. What is  “Radiation Fog?“  The First person to post the correct answer as a comment will win a week of free personalized weather forecasts tailored to your needs.

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ADVISORIES:

  • A FREEZE WARNING IS IN EFFECT UNTIL 10 AM TODAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.

HEALTH ADVISORIES:

  • A RECREATIONAL USE HEALTH ADVISORY IS IN EFFECT FOR NORTH TENMILE LAKE IN COOS COUNTY  AND SOUTH TENMILE LAKE IN COOS COUNTY  DUE TO THE PRESENCE OF A CYANOBACTERIAL (HARMFUL ALGAE) BLOOM AND CYANOTOXINS (HARMFUL ALGAE TOXINS) ABOVE RECREATIONAL GUIDELINE VALUES FOR HUMAN EXPOSURE. PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE WHERE BLOOMS ARE IDENTIFIED. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY, WHICH COULD LEAD TO INHALATION RISK. ALTHOUGH TOXINS ARE NOT ABSORBED THROUGH THE SKIN, PEOPLE WHO HAVE SKIN SENSITIVITIES MAY EXPERIENCE A PUFFY RED RASH.
  • A PUBLIC HEALTH ADVISORY REMAINS IN EFFECT FOR WATER CONTACT AT NESKOWIN BEACH IN TILLAMOOK COUNTY DUE TO HIGHER-THAN-NORMAL LEVELS OF FECAL BACTERIA. FECAL BACTERIA CAN CAUSE DIARRHEA, STOMACH CRAMPS, SKIN RASHES, UPPER RESPIRATORY INFECTIONS AND OTHER ILLNESSES. PEOPLE SHOULD AVOID DIRECT CONTACT WITH THE WATER IN THIS AREA UNTIL THE ADVISORY IS LIFTED. 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.
  • RECREATIONAL USE HEALTH ADVISORIES REMAIN IN EFFECT FOR THE HOWARD’S BAY AREA OF UPPER KLAMATH LAKE IN KLAMATH COUNTY DUE TO THE PRESENCE OF AS CYANOBACTERIAL (HARMFUL ALGAE) BLOOM AND CYANOTOXINS (HARMFUL ALGAE TOXINS) ABOVE RECREATIONAL GUIDELINE VALUES FOR HUMAN EXPOSURE. PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE WHERE BLOOMS ARE IDENTIFIED. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY, WHICH COULD LEAD TO INHALATION RISK. ALTHOUGH TOXINS ARE NOT ABSORBED THROUGH THE SKIN, PEOPLE WHO HAVE SKIN SENSITIVITIES MAY EXPERIENCE A PUFFY RED RASH.
  • A PRECAUTIONARY RECREATIONAL USE HEALTH ADVISORY FOR THE 2019 CYANOBACTERIAL (HARMFUL ALGAE) BLOOM SEASON REMAINS IN EFFECT FOR LAKE BILLY CHINOOK IN JEFFERSON COUNTY DUE TO CYANOBACTERIAL BLOOMS THAT ROUTINELY DEVELOP IN THE LAKE. NO BLOOMS HAVE BEEN DETECTED AT THIS TIME, BUT BLOOMS CAN DEVELOP THROUGHOUT THE SEASON AND IN AREAS THAT ARE NOT VISUALLY MONITORED BY JEFFERSON COUNTY , OREGON STATE PARKS, OR THE U.S. FOREST SERVICE. THE ADVISORY WILL REMAIN IN EFFECT THROUGH NOVEMBER 1, 2019.
  • 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.

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THE WEATHER PATTERN:

An Upper Level High Pressure Ridge (Shaded “Arch” shape with arrows) takes over bring colder air our way. The graphics for days 1-3 show the powerful storm the moved through the Pacific Northwest. The supper strong low is often called a “bomb cyclone.” Also the next frontal system headed our way Saturday. The graphics for days 3-7 show the frontal systems we’ll see Sunday through next Thursday.

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THE AIR QUALITY INDEX:

For the local area:

Eugene/Springfield: The Air Quality Index is 93 in the Moderate category measuring Particulate Matter.

Oakridge: The Air Quality Index is 71 in the Moderate category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 54 in the Moderate category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

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Home Wood Heating Advisory

Posted Daily

Eugene-Springfield: GREEN – Burning is Allowed.

Oakridge: GREEN – Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

 

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FORECASTS:

Forecast for the Southern Willamette Valley including Eugene and Springfield:

  • Mostly clear with frost again this AM, sunny and a bit cooler this afternoon, clear with frost and patchy fog late tonight,
  • Partly cloudy with AM frost and patchy fog, mostly cloudy Saturday afternoon, cloudy with rain and snow likely (70%) Saturday night (0.10 in. of rain possible, 1 in. of snow possible, snow level 1,000 ft.),
  • Cloudy with a good (50%) chance of rain Sunday, mostly cloudy with a (40%) chance of rain at night.
  •  highs near 40 lows 24-34 cooling to 32 Sunday night.
  • Mostly cloudy with a slight (20%) chance of AM rain, partly cloudy and a bit warmer with a slight (20%) chance of showers Monday afternoon, just partly cloudy Monday night,
  • A mix of clouds and sun and a bit warmer  Tuesday, a slight (20%) chance of showers at night,
  • Mostly cloudy and a bit warmer with a (30%) chance of rain Wednesday, a good (50%) chance of rain Wednesday night,
  • Then cloudy with a good (50%) chance of rain Thursday.
  • highs 42-47 lows 33-37. (seasonal averages high 48 low 36)

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Your College Football Forecast    

Saturday November 30th: THE CIVIL WAR GAME

Ducks vs Oregon State, at Autzen Stadium,– Kickoff: 1:00 PM, Mostly cloudy 38, warming to 40 then cooling through the rest of the game. Rain/snow chances should hold off until nighttime. Snow level will be at 1,000 ft. so it shouldn’t be a threat to the game.

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Forecast for the Umpqua Valley including Roseburg

  • Partly cloudy with patchy freezing fog this AM, sunny and a bit warmer this afternoon, mostly clear this evening, partly cloudy late tonight,
  • Mostly cloudy and a bit warmer Saturday with a (30%) chance of afternoon rain and snow (snow level 1,000 ft.), rain and snow likely (70%) Saturday night (0.25 in. of rain possible, snow level 2,000 ft. rising to 2,500 ft.),
  • Cloudy and a bit warmer with a (30%) chance of rain Sunday and Sunday night.
  • highs 36-42 lows 25-35.
  • A (30%) chance of rain and a bit warmer Monday, partly cloudy with patchy evening fog, mostly cloudy late Monday night,
  • Mostly cloudy and a bit warmer Tuesday, partly cloudy with patchy fog and a slight (20%) chance of evening rain, mostly cloudy with a slight (20%) chance of rain late Tuesday night and Wednesday, a (30%) chance of rain at night,
  • Then cloudy with a (40%) chance of rain Thursday.
  • highs 45-50 lows near 35 (seasonal averages high 49 low 38)

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

  • AM coastal clouds with patchy freezing fog and sunny and a bit cooler this afternoon while patchy AM inland freezing fog and sunny and a bit cooler this afternoon inland, mostly clear this evening, partly cloudy late tonight,
  • A (40%) chance of coastal rain Saturday afternoon while a (40%) chance of inland afternoon rain and snow, rain likely (70%) Saturday night (0.25 in. of rain possible),
  • Mostly cloudy and a bit warmer with a good (50%) chance of rain Sunday, evening rain likely (70%), then a good (50%) chance of rain late Sunday night.
  • high 46-54 lows 29-36.
  • Mostly cloudy with a good (30%) chance of rain and a bit warmer Monday, partly cloudy with patchy fog late Monday night,
  • Mostly cloudy with patchy AM fog, partly cloudy with a slight (20%) chance of rain Tuesday afternoon and evening, mostly cloudy with patchy fog and a slight (20%) chance of rain late at night and Wednesday AM, mostly cloudy with a slight (20%) chance of rain, patchy evening fog, mostly cloudy with a slight (20%) chance of rain late Wednesday night,
  • Then cloudy with a good (50%) chance of rain Thursday.
  • highs near 56 lows 35-37. (seasonal averages high 52 low 41)

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Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly sunny and a bit cooler today, mostly clear tonight.
  • Some AM clouds, increasing clouds with snow likely (70%) Saturday afternoon and evening, a good (50%) of snow at night,
  • Then cloudy with a good (50%) chance of rain and snow and a bit warmer Sunday and Sunday night.
  • free air freezing level at the surface today and tonight, snow level 2,000 ft. Saturday, 2,500 ft. falling to 2,000 ft. Saturday night, 2,500 ft. rising to 4,500 ft. Sunday, then 4,500 ft. falling to 4,000 late Sunday night.
  • highs 28-33 lows 13-28.
  • Mostly cloudy with a (40%) chance of AM rain and snow, a bit warmer with a slight (20%) chance of rain and snow showers Monday afternoon, just mostly cloudy in the evening, partly cloudy late Monday night,
  • A mix of clouds and sun Tuesday, partly cloudy with a slight (20%) chance of evening showers, mostly cloudy with a slight (20%) chance of showers late at night,
  • Mostly cloudy with a (40%) chance of AM rain and a slight (20%) chance of snow, a slight (20%) chance of rain and snow in the afternoon Wednesday, a (40%) chance of snow Wednesday night,
  • Then cloudy and a bit cooler with a good (50%) chance of rain and snow Thursday.
  • snow level 5,000 ft. rising to 6,000 ft. Monday, free air freezing level 7,000 ft. Monday night, 7,000 ft. rising to 7,500 ft. Tuesday, snow level 6,500 ft. falling to 6,000 ft. late Tuesday night, 5,500 ft. Wednesday, 6,000 ft. falling to 5,500 ft.Wednesday, then 5,000 ft. Thursday.
  • highs 38-36 lows near 28.

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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 change due to unexpected changes in atmospheric conditions, so there are no guarantees that the actual weather will conform to the projected forecast.

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

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