Rain overnight tonight. What about your Sunday?

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

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“Musick has Charms to sooth a savage Breast.”

Here is my weekly weather quiz question for the last time. What is  “Radiation Fog?“  Here is the correct answer. Radiation Fog is a fog that forms when outgoing longwave radiation cools the near-surface air below its dew point temperature.  I’ll have a new weekly weather quiz question for you starting Monday. 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 WEATHER ADVISORY IS IN EFFECT FROM 10 PM TONIGHT UNTIL 10 AM SUNDAY FOR THE LOWER COLUMBIA, THE CENTRAL WILLAMETTE VALLEY, THE GREATER PORTLAND METRO AREA.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 10 PM TONIGHT UNTIL NOON SUNDAY FOR THE WESTERN COLUMBIA RIVER GORGE, THE UPPER HOOD RIVER VALLEY, AND THE CENTRAL COLUMBIA RIVER GORGE.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 7 PM THIS EVENING UNTIL 1 PM SUNDAY FOR THE EAST SLOPES OF THE OREGON CASCADES.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 9 PM THIS EVENING UNTIL 4 PM SUNDAY FOR THE EAST COLUMBIA RIVER GORGE, NORTH CENTRAL OREGON, CENTRAL OREGON, THE JOHN DAY BASIN, AND THE JOHN DAY HIGHLANDS.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 10 PM TONIGHT UNTIL 10 AM SUNDAY FOR THE COAST RANGE OF NORTHWEST OREGON AND THE NORTHERN OREGON CASCADE OOTHILLS.
  • A WINTER STORM WARNING IS IN EFFECT FROM 1 AM UNTIL 9 PM SUNDAY FOR HARNEY COUNTY, BAKER COUNTY, AND MALHEUR COUNTY.
  • A WIND ADVISORY IS IN EFFECT FROM 10 PM TONIGHT UNTIL 4 PM SUNDAY FOR NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
  • A BEACH HAZARDS STATEMENT IS IN EFFECT FOR SNEAKER WAVES UNTIL 2 AM SUNDAY 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) brought colder air our way. The graphics for days 1-3 show the next storm that  approaches the Pacific Northwest from the west and southwest.  The graphics for days 3-7 show the frontal activity Tuesday through next Saturday.

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THE AIR QUALITY INDEX:

For the local area:

Eugene/Springfield: The Air Quality Index is 76 in the Moderate category measuring Particulate Matter.

Oakridge: The Air Quality Index is 38 in the good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 58 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:

  • Cloudy with evening rain (snow level 1,000 ft.), rain late tonight (0.25 in. of rain possible, no snow accumulation expected),
  • Mostly cloudy with a (40%) chance of AM rain, a bit warmer with a slight (20%) chance of rain Sunday afternoon (under 0.10 in. of rain possible), a (30%) chance of evening rain, a slight (20%) chance of rain at night (under 0.10 in. of rain possible),
  • A mix of clouds and sun with a slight (20%) chance of rain and a bit warmer Monday, then partly cloudy Monday night,
  • Partly cloudy and a bit warmer Tuesday, then a slight (20%) chance of rain at night.
  • lows 34-37 highs 39-48.
  • Mostly cloudy with a slight (20%) chance of rain Wednesday, a (30%) chance of rain Wednesday night,
  • Cloudy with a (40%) chance of rain Thursday, a good (50%) chance of rain at night,
  • A good (50%) chance of AM rain, rain likely (70%) Friday afternoon, mostly cloudy with a good (50%) chance of rain Friday night,
  • Then cloudy with a good (50%) chance of rain Saturday.
  • highs near 48 lows near 40. (seasonal averages high 48 low 35)

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Your College Football Forecast    

Friday December 6th: THE PACK 12 CHAMPIONSHIP

Ducks vs Utah, at Levi’s  Stadium, Santa Clara, CA – Kickoff: 5:00 PM, too soon for a preliminary weather forecast.

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Forecast for the Umpqua Valley including Roseburg

  • Mostly cloudy with evening rain and snow, rain late tonight (0.25 in. of rain possible, 1 in. of snow possible, snow level 2,500 ft. rising to 3,500 ft. late tonight),
  • A (40%) chance of rain and warmer Sunday (0.10 in. of rain possible), a slight (20%) chance of evening rain, a (30%) chance of showers late Sunday night (under 0.10 in. of rain possible),
  • Mostly cloudy with a slight (20%) chance of showers and a bit warmer Monday and in the evening, just mostly cloudy late Monday night and Tuesday, then partly cloudy with patchy fog late Tuesday night.
  • lows near 38 highs 49-53.
  • Mostly cloudy and a bit cooler with patchy fog and a slight (20%) chance of rain Wednesday, patchy evening fog, cloudy with a (30%) chance of rain Wednesday night,
  • A bit cooler with a (30%) chance of rain Thursday, cloudy with a good (50%) chance of evening, rain likely (70%) at night, then a good (50%) chance of rain and a bit cooler Friday through Saturday.
  • highs 52-49 lows near 39 (seasonal averages high 49 low 38)

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

  • Mostly cloudy rain tonight (0.25 in. of rain possible),
  • A bit warmer with a good (50%) chance of rain Sunday (0.25 in. of rain possible) and  Sunday night (under 0.10 in. of rain possible),
  • Mostly cloudy with a (30%) chance of showers and a bit warmer Monday, a slight (20%) chance of evening showers, just mostly cloudy late at night,
  • Mostly cloudy and a bit warmer Tuesday, partly cloudy with patchy fog Tuesday night.
  • lows 39-42 cooling to 38 Monday night and Tuesday night high 54-58.
  • AM patchy fog, mostly cloudy and a bit cooler with a slight (20%) chance of rain Wednesday, patchy evening fog, mostly cloudy with a (30%) chance of rain late Wednesday night,
  • Mostly cloudy with a good (50%) chance of rain Thursday, rain likely (70%) at night,
  • Rain likely (70%) Friday and at night,
  • Then mostly cloudy with a good (50%) chance of rain Saturday.
  • highs near 56 lows near 39. (seasonal averages high 52 low 41)

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Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly cloudy with evening snow, rain and snow late tonight (0.10 on. of rain possible, 2 in. of snow possible),
  • A mix of clouds and sun with a good (50%) chance of AM rain and snow, a good (50%) chance of rain or snow and a bit warmer Sunday afternoon, partly cloudy with a slight (20%) chance of rain and snow Sunday night,
  • A slight (20%) chance of AM rain and snow, just partly cloudy and a bit warmer Monday afternoon and at night,
  • Partly cloudy Tuesday, then a slight (20%) chance of rain at night.
  • snow level 2,000 ft. rising to 4,000 ft. tonight, 4,500 ft. rising to 5,000 ft. Sunday afternoon, 5,000 Sunday night, 5,500 ft. Monday AM, free air freezing level 7,500 ft. Monday night, 7,000 ft. rising to 7,500 ft. Tuesday afternoon, 7,500 ft. Tuesday evening, then snow level 6,500 ft. Tuesday night,
  • lows 26-29 highs 34-39.
  • A mix of clouds and sun with a slight (20%) chance of and a bit cooler Wednesday, mostly cloudy with a slight (20%) chance of evening rain, a slight (20%) chance of rain and snow late Wednesday night,
  • A (30%) chance of rain and snow Thursday, cloudy with a (40%) of evening rain, a good (40%) chance of rain and snow late Thursday night,
  • Cloudy with a good (50%) chance of AM rain and snow, rain and snow likely (70%) and a bit cooler Friday afternoon, a good (50%) chance of evening rain and snow, rain and snow likely (70%) at night and Saturday AM, then a good (50%) chance of rain and snow and a bit cooler Saturday afternoon.
  • snow level, 6,500 ft. falling to 6,000 ft. Wednesday afternoon, 6,000 ft. falling Wednesday night, 5,500 ft. rising to 6,000 ft. Thursday afternoon, 5,500 ft. rising to 6,000 ft. late  Thursday night, 5,500 ft. Friday, 5,500 ft. falling to 5,000 ft. late Friday night, then 4,500 Saturday.
  • highs 38-34 lows near 30.

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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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