Tim Chuey Weather

February 23, 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 WIND CHILL ADVISORY IS IN EFFECT UNTIL NOON FRIDAY FOR THE NORTHERN OREGON CASCADE FOOTHILLS, THE NORTHERN OREGON CASCADES, AND THE CASCADES IN LANE COUNTY.
A WIND CHILL ADVISORY IS IN EFFECT UNTIL NOON FRIDAY FOR THE GREATER PORTLAND METRO AREA AND THE WESTERN COLUMBIA RIVER GORGE.
A WIND CHILL ADVISORY IS IN EFFECT FROM 10 PM TONIGHT UNTIL 9 AM FRIDAY FOR THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, NORTH CENTRAL OREGON, AND CENTRAL OREGON.
A WINTER STORM WARNING IS IN EFFECT UNTIL 6 PM TODAY FOR THE COAST RANGE OF NORTHWEST OREGON.
A WINTER WEATHER ADVISORY IS IN EFFECT FROM 7 PM TONIGHT UNTIL 7 AM FRIDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
A WINTER STORM WARNING IS IN EFFECT UNTIL 6 PM TODAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 4 AM FRIDAY FOR THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OF OREGON.
A WINTER WEATHER ADVISORY IS IN EFFECT FROM 7 PM TONIGHT UNTIL 10 AM FRIDAY FOR THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN LAKE COUNTY.

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) is slowly moving southward over the Pacific Northwest. The graphics for days 1-3 show a slight pause in the frontal activity. The graphics for days 3-7 show more complex frontal activity moving our way Sunday through next Thursday keeping us wet.

Forecast for the South Willamette Valley including Eugene-Springfield:

Partly cloudy with a slight (20%) chance of evening snow showers, just partly cloudy late tonight (under 0.10 in. of rain possible),
Sunny and a bit cooler Friday, mostly clear Friday night,
Mostly sunny and a bit warmer with a slight (20%) chance of rain Saturday afternoon (snow level 1,000 ft.), evening snow with a slight (20%) chance of rain, rain late at night (0.10 in. of rain possible, snow level 1,000 ft.),
Mostly cloudy with AM snow and rain, snow and a bit cooler Sunday afternoon (snow level 1,500 ft.), a good (50%) chance of evening rain and snow, then snow likely (70%) late Sunday night (snow level 1,000 ft.).
lows 17-30 highs 38-46.
Mostly cloudy with AM snow likely (70%) and rain, rain and a bit warmer Monday afternoon (snow level 1,000 ft.), evening rain likely (70%), a good (50%) chance of rain and snow late Monday night (snow level 1,500 ft.),
Mostly cloudy with a AM snow, rain likely (70%) Tuesday afternoon (snow level 1,000 ft.), partly cloudy with a (40%) chance of evening rain and a slight (20%) chance of snow, partly cloudy with a slight (20%) chance of snow late Tuesday night,
Clouds and sun with a good (50%) chance of AM snow and rain, a mix of clouds and sun with a good (50%) chance of rain Wednesday afternoon, snow level (1,000 ft.), a good (50%) chance of rain Wednesday night,
Then mostly cloudy and a bit cooler with rain likely (70%) Thursday.
highs 45-43 lows 30-25 warming to 29 Thursday (seasonal averages high 53 low 35)

Forecast for the Umpqua Valley including Roseburg:

Mostly cloudy with a (40%) chance of evening snow with a slight (20%) chance thunderstorms, a (40%) chance of snow tonight (under 0.10 in. of rain possible),
Sunny and a bit cooler Friday, mostly clear Friday night,
Sunny and a bit warmer Saturday, partly cloudy with a (40%) chance of evening rain and snow showers, mostly cloudy with rain and snow showers late Saturday night (0.10 in. of rain possible, snow level 1,000 ft.),
Mostly cloudy with AM rain and snow showers, rain and snow showers likely (70%) and a bit cooler Sunday afternoon, then rain and snow showers likely (70%) Sunday night.
lows 25-23 warming to 32 Saturday night and Sunday night highs 44-48 cooling back to 44 Sunday.
Mostly cloudy with rain and snow showers and a bit warmer Monday, evening rain and snow showers, rain and snow showers likely (70%) late Monday night,
Mostly cloudy and a bit cooler with rain and snow showers likely (70%) Tuesday, a (40%) chance of rain and snow showers at night,
Mostly cloudy and a bit warmer with a slight (20%) chance of rain and snow showers Wednesday, a (30%) chance of showers Wednesday night,
Mostly cloudy with a (40%) chance of AM rain and snow showers, then rain and snow showers likely (70%) Thursday.
highs 46-44 warming to 45 Wednesday and Thursday lows 32-27 warming to 29 Wednesday night. (seasonal averages high 56 low 38)

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

Mostly cloudy with a (40%) chance of evening coastal rain, snow and a slight (20%) chance of thunderstorms and a slight (20%) chance of coastal rain and snow tonight while inland evening and a slight (20%) chance of thunderstorms snow showers likely (70%), a slight (20%) chance of inland snow showers late tonight (under 0.10 in. of rain possible, 1 in. of snow possible, snow level 0 ft.),
Sunny and warmer Friday, clear with widespread frost Friday night,
AM widespread frost, sunny and a bit warmer Saturday, partly cloudy with evening coastal showers likely (70%) and mostly cloudy with coastal showers late at night while partly cloudy with evening inland rain and snow showers likely (70%) and mostly cloudy with inland rain and snow showers late Saturday night (0.25 in. of rain possible),
Mostly cloudy with AM rain and snow showers (snow possibly heavy at times), rain and snow showers likely (70%) and a bit cooler Sunday afternoon and evening, rain and snow showers late Sunday night (snow level 1,500 ft., snow possibly heavy at times).
lows 25-22 warming 32 Saturday night and Sunday night highs 47-49 cooling back to 47 Sunday.
Mostly cloudy with AM rain and snow showers, showers Monday afternoon, evening rain and snow showers, rain and snow showers likely (70%) late Monday night,
Mostly cloudy with rain and snow showers Tuesday, a good (50%) chance of rain and snow showers at night,
Mostly cloudy and a bit warmer with a (30%) chance of rain and snow showers Wednesday, a (40%) chance of showers Wednesday night,
Then mostly cloudy with showers likely (70%) Thursday.
highs 47-49 lows 32-30. (seasonal averages high 54 low 41)

Forecast for the Northern Oregon Cascades including Willamette Pass:

Mostly cloudy with a good (50%) chance of evening snow showers, partly cloudy with a slight (20%) chance of snow showers late tonight (1 in. of snow possible, patchy blowing snow, wind chill temperature down to -9),
Partly cloudy with patchy AM blowing snow, AM wind chill temperature down to -8, sunny and a bit cooler Friday afternoon, mostly clear Friday night,
Mostly sunny and warmer Saturday, increasing clouds with evening snow likely (70%), snow late Saturday night (snow possibly heavy at times,)
Mostly cloudy with snow and a bit cooler Sunday (possibly heavy at times in AM), a good (50%) chance of evening snow, then snow likely (70%) Sunday night.
snow level at the surface tonight, free air freezing level at the surface Friday and Friday night, at the surface rising to 5,500 ft. Saturday afternoon, snow level 2,000 ft. Saturday night, 1,500 ft. Sunday, then at the surface Sunday night.
lows 5-22 cooling to 16 Sunday night highs 28-39 cooling to 27 Sunday.
Mostly cloudy and a bit warmer with snow Monday, evening snow, a good (50%) chance of snow late Monday night,
Mostly cloudy with a good (50%) chance of AM snow, snow and a bit cooler Tuesday afternoon, a good (50%) chance of evening snow, partly cloudy with a good (50%) chance of snow at night,
A mix of clouds and sun and a bit warmer with a good (50%) chance of snow Wednesday, mostly cloudy with a good (50%) chance of snow Wednesday night,
Then mostly cloudy with snow likely (70%) Thursday.
snow level 1,500 ft. Monday and Monday night, at the surface Tuesday through Wednesday, 2,000 ft. Wednesday night, then 2,500 ft. Thursday.
highs 30-28 warming to warming back to 30 Wednesday and Thursday lows 17-13 warming to 16 Wednesday 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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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.

Tim Chuey Weather

ADVISORIES

HEALTH ADVISORIES

THE WEATHER PATTERN

Forecast for the South Willamette Valley including Eugene-Springfield:

Forecast for the Umpqua Valley including Roseburg:

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

Forecast for the Northern Oregon Cascades including Willamette Pass:

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

Forecast for the Northern Oregon Cascades including Willamette Pass: