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February 13, 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

  • A WINTER STORM WARNING IS IN EFFECT FROM 10 AM TODAY UNTIL 1 PM TUESDAY  FOR THE COAST RANGE OF NORTHWEST OREGON, THE CENTRAL COAST RANGE OF WESTERN OREGON, THE NORTHERN OREGON CASCADE FOOTHILLS, AND THE CASCADE FOOTHILLS IN LANE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 4 AM TODAY UNTIL 1 PM TUESDAY FOR THE NORTHERN OREGON CASCADES AND THE CASCADES IN LANE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 10N AM TODAY UNTIL 4 PM TUESDAY FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS AND THE SOUTH CENTRAL OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT FROM 7 PM TODAY UNTIL 1 PM TUESDAY ABOVE 1,500 FT. FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 4 AM TODAY UNTIL 10 AM TUESDAY ABOVE 4,500 FT. FOR THE EAST SLOPES OF THE OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT FROM 10 AM TODAY UNTIL 4 PM TUESDAY FOR THE SISKIYOU MOUNTAINS AND THE SOUTHERN OREGON CASCADES,.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 7 PM TODAY UNTIL 1 PM TUESDAY ABOVE 500 FT. FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 10 PM TONIGHT UNTIL 10 AM TUESDAY FOR THE LOWER COLUMBIA, THE GREATER PORTLAND METRO AREA, THE CENTRAL WILLAMETTE VALLEY, THE SOUTH WILLAMETTE VALLEY, AND THE WESTERN COLUMBIA RIVER GORGE.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 10 PM TONIGHT UNTIL 10 AM TUESDAY FOR THE NORTH OREGON COAST.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 PM TODAY UNTIL 10 AM TUESDAY FOR THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN LAKE COUNTY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 7 PM TONIGHT UNTIL 1 PM TUESDAY ABOVE 500 FT. FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 AM TODAY UNTIL 4 AM TUESDAY FOR THE NORTHERN BLUE MOUNTAINS OF OREGON AND THE NORTHWEST BLUE MOUNTAINS.
  • A HIGH SURF ADVISORY IS IN EFFECT FROM NOON TODAY UNTIL NOON TUESDAY FOR THE NORTH OREGON COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT FROM 4 PM TODAY UNTIL 7 PM TUESDAY FOR THE CENTRAL OREGON COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT FROM  4 PM TODAY UNTIL 7 PM TUESDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A WIND ADVISORY IS IN EFFECT FROM 1 PM TODAY UNTIL 1 AM TUESDAY FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON, THE LOWER COLUMBIA BASIN OF OREGON, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, AND NORTH CENTRAL OREGON.

HEALTH ADVISORIES

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) moves in returning moisture and another frontal system. The graphics for days 1-3 show the next frontal system moving through the Pacific Northwest for your Monday. The graphics for days 3-7 show more frontal activity moving our way Thursday through next Monday.

Forecast for the South Willamette Valley including Eugene-Springfield:

  • Mostly cloudy with AM rain and a slight (20%) chance of thunderstorms, showers and a bit cooler with a slight (20%) chance of  thunderstorms this afternoon (0.25 in. of rain possible, more in storms), evening rain and snow showers with a slight (20%) chance of thunderstorms, rain and snow showers late tonight (0.25 in. of rain possible, 2 in. of snow possible, snow level 500 ft. late at night),
  • Mostly cloudy with AM snow and rain showers likely (70%), partly cloudy and a bit cooler with a good (50%) chance of showers Tuesday afternoon (under 0.10 in. of rain possible, snow level 500 ft.), just mostly clear Tuesday night,
  • Partly cloudy and a bit warmer Wednesday and in the evening, then mostly cloudy late Wednesday night.
  • highs 45-42 warming back to 45 Wednesday night lows 32-22 warming to 25 Wednesday night.
  • Mostly cloudy with a (30%) chance of AM rain and snow showers, a (40%) chance of rain Thursday afternoon (snow level 1,000 ft.), a (40%) chance of evening rain, a slight (20%) chance of rain and snow late Thursday night,
  • Mostly cloudy with a (40%) chance of AM rain, partly cloudy a bit warmer with a (40%) chance of rain Friday afternoon, partly cloudy with a slight (20%) chance of evening rain, just mostly cloudy late Friday night,
  • Mostly cloudy and a bit warmer with a slight (20%) chance of rain Saturday, partly cloudy with a slight (20%) chance of evening rain, mostly cloudy with a slight (20%) chance of rain late Saturday night,
  • Then mostly cloudy and a bit cooler with a good (50%) chance of rain Sunday.
  • highs 45-49 cooling to 47 Sunday lows 30-27 warming to 32 Saturday night. (seasonal averages high 51 low 35)

Forecast for the Umpqua Valley including Roseburg:

Mostly cloudy with AM showers, snow showers and a slight (20%) chance of thunderstorms, colder with showers, snow showers and a slight (20%) chance of thunderstorms this afternoon (0.10 in. of rain possible, 1-2 in. of snow possible, snow level 2,000 ft. falling to 1,500 ft.), evening showers, snow showers with a slight (20%) chance of thunderstorms, snow showers with a slight (20%) chance of thunderstorms late tonight (0.25 in. of rain possible, 2-4 in. of slow lower elevations while 3-6 inches of snow possible above 1,500 ft., snow level 400 ft.),

Mostly cloudy with AM snow showers and a slight (20%) chance of thunderstorms (snow possibly heavy at times), rain and snow likely (70%) and a bit cooler Tuesday afternoon (0.10 in. of rain possible, snow level 800 ft.), becoming just partly cloudy Tuesday night,

Sunny and a bit warmer Wednesday, partly cloudy in the evening, then just mostly cloudy late Wednesday night.

highs 44-42 warming to 45 Wednesday lows 32-22 warming to 28 Wednesday night.

Mostly cloudy and a bit warmer with a slight (20%) chance of rain and snow Thursday, a (40%) chance of rain and snow Thursday night,

Mostly cloudy and a bit warmer with a (30%) chance of rain and snow Friday, partly cloudy with a slight (20%) chance of evening rain, just mostly cloudy late at night,

Mostly cloudy with a slight (20%) chance of rain and a bit warmer Saturday and in the evening, a slight (20%) chance of rain and snow late Saturday night,

Mostly cloudy with a slight (20%) chance of AM rain and snow, then a (30%) chance of rain Sunday afternoon.

highs 46-50 lows 33-30 warming to back to 33 Saturday night. (seasonal averages high 53 low 37)

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

  • Mostly cloudy with showers and a slight (20%) chance of thunderstorms and a bit cooler today (under 0.10 in. of rain possible, snow level 2,000 ft. falling to 1,500 ft.), evening coastal showers with a slight (20%) chance of thunderstorms and coastal showers, snow showers and a slight chance of thunderstorms late tonight while inland showers, snow showers and a slight (20%) chance of thunderstorms tonight (0.25 in. of rain possible, 3-4 in. of snow possible, snow level 700 ft.),
  • Mostly cloudy with AM showers, snow showers and a slight (20%) chance of thunderstorms, a bit cooler with afternoon coastal rain likely (70%) while inland rain and snow likely (70%) Tuesday afternoon (0.10 in. of rain possible), mostly clear and colder Tuesday night with patchy inland fog late,
  • AM sun, partly cloudy and a bit warmer Wednesday afternoon, partly cloudy in the evening, then mostly cloudy with a slight (20%) chance of rain and snow late Wednesday night,
  • highs 49-47 warming to  52 Wednesday lows 35-27 warming to 32 Wednesday night.
  • Mostly cloudy with a slight (20%) chance of AM rain and snow, a (40%) chance of rain Thursday afternoon, a good (50%) chance of rain Thursday night,
  • Mostly cloudy with a (40%) chance of rain and a bit warmer Friday, partly cloudy with a slight (20%) chance of evening , mostly cloudy with a slight (20%) chance of rain at night,
  • Mostly cloudy with a slight (20%) chance of AM rain, partly cloudy and a bit cooler with a slight (20%) chance of rain Saturday afternoon, mostly cloudy with a slight (20%) chance of rain Saturday night,
  • Then mostly cloudy and a bit cooler with a (30%) chance of rain Sunday.
  • highs 52-54 cooling back to 52 Sunday lows 35-32 warming back to 35 Saturday night. (seasonal averages high 54 low 41)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly cloudy with AM rain and snow (patchy blowing snow, snow possibly heavy at times), showers and a bit cooler with a slight (20%) chance of thunderstorms this afternoon with blowing snow reducing visibility (0.75 in. of rain possible, more in storms 6-10 in. of snow possible), snow possibly heavy at times, and breezy (Wind: W 15-25 mph gusts to 40 mph in passes), evening snow showers with a slight (20%) chance of thunderstorms and areas of blowing snow, snow showers with patchy blowing snow late tonight (0.50 in. of rain possible, 5-9 in. of snow possible, snow possibly heavy at times) and breezy (Wind: W 15-20 mph gusts to 30 mph in the passes),
  • Mostly cloudy with AM snow, snow showers likely (70%) and cooler Tuesday afternoon, becoming mostly clear at night,
  • Mostly sunny and warmer Wednesday, then partly cloudy with a slight (20%) chance of snow late Wednesday night,
  • snow level 2,000 ft. today, at the surface tonight and Tuesday, free air freezing level at the surface Tuesday night and Wednesday, then snow level 2,000 ft. Wednesday night..
  • highs 33-23 warming back to 33 Wednesday lows 16-8 warming to 15 Wednesday night.
  • A mix of clouds and sun and a bit warmer with a (40%) chance of snow Thursday with a (%) chance of rain in the afternoon, mostly cloudy with a (40%) chance of snow Thursday night,
  • A mix of clouds and sun and a bit warmer with a (40%) chance of snow Friday and a slight (20%) chance of afternoon rain, partly cloudy with a slight (20%) chance of evening rain and snow, just partly cloudy Friday night,
  • A mix of clouds and sun and a bit warmer with a slight (20%) chance of snow Saturday and a slight (20%) chance of rain afternoon rain, a slight (20%) chance of evening rain, mostly cloudy with a slight (20%) chance of snow late Saturday night,
  • A mix of clouds and sun and a bit cooler with a good (50%) chance of snow Sunday and a good (50%) chance of rain in the afternoon.
  • snow level 2,500 ft. Thursday through Friday, 3,000 ft. Friday night, 2,500 ft. Saturday, then 3,000 ft. Saturday night and Sunday.
  • highs 34-37 cooling to 35 Sunday lows 20-18 warming to 22 Saturday night.

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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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10/31 Showers with patchy fog overnight.

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_____

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

Posted In Uncategorized

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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.