The storm is over, now more cold air.

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 WINTER STORM WARNING IS IN EFFECT UNTIL 4 AM THURSDAY FOR THE OCHOCO AND THE JOHN DAY HIGHLANDS, THE EAST SLOPES OF THE OREGON CASCADES, CENTRAL OREGON, THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS, AND NORTH CENTRAL OREGON.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 4 AM THURSDAY FOR THE UPPER HOOD RIVER VALLEY, THE NORTHERN OREGON CASCADES.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 9 PM TONIGHT FOR THE NORTHERN OREGON CASCADES.

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.” The graphics for days 3-7 show a complex frontal system offshore Saturday and it’s progression through next Wednesday.

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THE AIR QUALITY INDEX:

For the local area:

Eugene/Springfield: The Air Quality Index is 43 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 19 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 22 in the Good 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:

  • Partly cloudy and colder tonight,
  • Mostly sunny and a bit cooler Thursday (Thanksgiving Day), mostly clear with patchy frost Thursday night and Friday AM, mostly sunny and a bit cooler in the afternoon, mostly clear with patchy evening frost, areas of frost and patchy fog late Friday night,
  • Partly cloudy, patchy AM frost, mostly cloudy with a slight (20%) chance of rain and snow and a bit warmer Saturday afternoon (snow level 500 ft.), rain and snow likely (70%) Saturday night (snow level 500 ft.).
  • lows 25-22 warming to 32 Saturday night highs 40-38 warming back to 40 Saturday.
  • Cloudy with patchy fog and a good (50%) chance of AM rain and snow, with patchy fog and a good (50%) chance of rain Sunday afternoon, a (40%) chance of rain or freezing Sunday night,
  • Mostly cloudy with a slight (20%) chance of AM rain or freezing rain, a bit warmer with a slight (20%) chance of showers Monday afternoon, partly cloudy with a slight (20%) chance of showers Monday night,
  • Partly cloudy and a bit warmer with a slight (20%) chance of showers Tuesday and Tuesday night,
  • Then mostly cloudy and a bit warmer with a slight (20%) chance of showers Wednesday.
  • highs 39-45 lows 32-34 cooling back to 32 Tuesday night. (seasonal averages high 49 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, a slight chance of rain and snow. The snow should stay in the hills above 500 feet.

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Forecast for the Umpqua Valley including Roseburg

  • Mostly cloudy with a slight (20%) chance of evening snow showers, just partly cloudy late tonight,
  • AM clouds with patchy freezing fog, partly and a bit cooler with patchy freezing fog in the afternoon (Thanksgiving Day), clear in the evening, partly cloudy with patchy frost late Thursday night and Friday AM, sunny and a bit warmer in the afternoon, mostly clear in the evening, partly cloudy late Friday night,
  • Mostly cloudy and a bit warmer Saturday with a (30%) chance of afternoon rain and snow, cloudy with evening rain and snow likely (70%), then a good (50%) chance of rain and snow late Saturday night.
  • lows 27-22 warming to 34 Saturday night highs 36-42.
  • Cloudy and a bit warmer with a (30%) chance of rain Sunday and Sunday night,
  • A (300%) chance of rain and a bit warmer Monday, just mostly cloudy at night,
  • Mostly cloudy and a bit warmer Tuesday and Tuesday night,
  • Then mostly cloudy with a slight (20%) chance of showers Wednesday.
  • highs 45-50 lows near 35 (seasonal averages high 50 low 38)

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

  • Mostly cloudy this evening, mostly clear late tonight,
  • Sunny and a bit warmer Thursday (Thanksgiving Day), mostly clear Thursday night,
  • Sunny Friday, partly cloudy in the evening, mostly cloudy with a slight (20%) chance of showers late Friday night,
  • A (30%) chance of AM rain and snow showers, a bit warmer with a (40%) chance of showers Saturday afternoon, cloudy with evening rain likely (70%), a good (50%) chance of rain late Saturday night.
  • lows 30-26 warming to 35 Saturday night high 45-49.
  • Mostly cloudy and a bit warmer with rain likely (70%) Sunday, cloudy with evening rain likely (70%), a good (50%) chance of rain late Sunday night,
  • A good (50%) chance of showers and a bit warmer Monday, mostly cloudy with a slight (20%) chance of evening showers, partly cloudy with a slight (20%) chance of showers late Monday night,
  • Partly cloudy and a bit warmer Tuesday, a slight (20%) chance of showers at night,
  • Then mostly cloudy with a (30%) chance of showers Wednesday.
  • highs 54-57 lows near 37. (seasonal averages high 52 low 41)

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Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly cloudy with a slight (20%) chance of evening snow, partly cloudy with a slight (20%) chance of snow late tonight,
  • Partly cloudy Thursday (Thanksgiving Day) and Thursday night,
  • Partly cloudy Friday and Friday night.
  • Mostly cloudy Saturday with a slight (20%) chance of snow, then snow likely (70%) Saturday night.
  • snow level at the surface tonight, free air freezing level at the surface Thursday through Friday night, snow level at the surface Saturday, then 2,000 ft. Saturday night.
  • lows 14-12 warming to 23 Saturday night highs 25-27.
  • Cloudy with AM snow likely (70%), a good (50%) chance of rain and snow and a bit warmer Sunday afternoon, a (40%) chance of rain and snow at night,
  • A (30%) chance of AM rain and snow showers, a bit warmer with a slight (20%) chance of rain and snow showers Monday afternoon, mostly cloudy with a slight (20%) chance of evening rain and snow showers, partly cloudy with a slight (20%) chance of rain and snow showers late Monday night,
  • Partly cloudy with a slight (20%) chance of AM rain and snow showers, a slight (20%) chance of showers and a bit warmer Tuesday afternoon, mostly cloudy with a slight (20%) chance of evening showers, a slight (20%) chance of rain and snow showers late at night,
  • Mostly cloudy with a (30%) chance of rain and snow showers Wednesday.
  • snow level 2,000 ft. rising to 3,500 ft. Sunday, 4,000 ft. late Sunday night, 4,000 ft. rising to 5,000 ft. Monday, 6,000 ft. Monday night and Tuesday, 6,500 ft. falling to 6,000 ft. Tuesday night, then 6,000 ft. Wednesday.
  • highs 33-40 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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