Tim Chuey Weather

February 26, 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 UNTIL 1 PM TODAY FOR THE NORTHERN OREGON CASCADE FOOTHILLS.
A WINTER STORM WARNING IS IN EFFECT UNTIL 6 PM TONIGHT FOR THE NORTHERN OREGON CASCADES.
A WINTER WEATHER ADVISORY IS IN EFFECT IS IN EFFECT UNTIL 7 PM TONIGHT FOR THE CASCADES IN LANE COUNTY.
A WINTER STORM WARNING IS IN EFFECT UNTIL NOON TODAY FOR THE COAST RANGE OF NORTHWESTERN OREGON.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL NOON TODAY ABOVE 1,000 FT. FOR THE CENTRAL COAST RANGE OF WESTERN OREGON.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL NOON TODAY ABOVE ABOVE 1,500 FT. FOR THE CASCADE FOOTHILLS IN LANE COUNTY.
A WINTER STORM WARNING IS IN EFFECT UNTIL 1 PM TODAY FOR THE WESTERN COLUMBIA RIVER GORGE.
A WINTER STORM WARNING IS IN EFFECT UNTIL 1 PM TODAY THE CENTRAL COLUMBIA RIVER GORGE.
A WINTER STORM WARNING IS IN EFFECT FROM 4 AM MONDAY UNTIL 4 AM TUESDAY FOR THE SOUTH CENTRAL OREGON CASCADES, THE SISKIYOU MOUNTAINS, AND THE SOUTHERN OREGON CASCADES.
A WINTER WEATHER ADVISORY IS IN EFFECT FROM 1 AM UNTIL 4 PM TODAY FOR THE SOUTH CENTRAL OREGON CASCADES, THE SISKIYOU MOUNTAINS, AND THE SOUTHERN OREGON CASCADES.
A WINTER STORM WARNING IS IN EFFECT FROM 10 AM TODAY UNTIL 4 AM TUESDAY ABOVE 1,500 FT. FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
A WINTER STORM WARNING IS IN EFFECT FROM 4 AM MONDAY UNTIL 4 AM TUESDAY ABOVE 1,500 FT. FOR CENTRAL DOUGLAS COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS AND JACKSON COUNTY.
A WINTER WEATHER ADVISORY IS IN EFFECT FROM 1 AM UNTIL 4 AM TODAY ABOVE 2,000 FT. FOR CENTRAL DOUGLAS COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS AND JACKSON COUNTY.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 AM TODAY FOR THE LOWER COLUMBIA AND THE GREATER PORTLAND METRO AREA.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 1 PM TODAY FOR THE UPPER HOOD RIVER VALLEY.
A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 AM UNTIL 10 PM TODAY ABOVE 3,500 FT. FOR THE NORTHERN BLUE MOUNTAINS OF OREGON AND THE NORTHWEST BLUE MOUNTAINS.
A WINTER STORM WARNING IS IN EFFECT FROM 10 PM TONIGHT UNTIL 4 AM TUESDAY ABOVE 1,500 FT. FOR EASTERN CURRY COUNTY AND JOSEPHINE COUNTY.
A WINTER WEATHER ADVISORY IS IN EFFECT FROM 1 AM UNTIL 4 PM TODAY ABOVE 2,000 FT. FOR EASTERN CURRY COUNTY AND JOSEPHINE 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 the frontal activity approaching Oregon. The graphics for days 3-7 show more complex frontal activity moving our way Wednesday through next Sunday giving us chances of getting wet.

Forecast for the South Willamette Valley including Eugene-Springfield:

Mostly cloudy with AM rain, showers and a bit cooler this afternoon (0.25 in. of rain possible), showers tonight (0.25 in. of rain possible, under 1 in. of snow possible, snow level 1,00o ft.),
Mostly cloudy with showers and a bit cooler Monday (0.10 in. of rain possible, snow level 1,000 ft.), rain at night (0.25 in. of rain possible, snow level 1,000 ft.),
Mostly cloudy with AM rain, showers and a bit cooler Tuesday afternoon, then a good (50%) chance of showers Tuesday night (snow level 1,000 ft.).
highs 44-42 lows 33-24.
A mix of clouds and sun and a bit warmer with a (30%) chance of showers Wednesday, mostly cloudy with showers likely (70%) Wednesday night (snow level 1,000 ft.),
Mostly cloudy with showers Thursday and at night (snow level 1,000 ft.),
Then mostly cloudy with showers Friday, showers likely (70%) Friday night and Saturday.
highs near 44 lows 29-32 cooling back to 39 Friday night (seasonal averages high 54 low 36)

Forecast for the Umpqua Valley including Roseburg:

Mostly cloudy with AM rain and snow and a slight (20%) chance of thunderstorms, and a bit cooler today (0.25 in. of rain possible snow level 1,500 ft.), a good (50%) chance of evening rain and snow, snow showers late tonight (0.25 in. of rain possible, snow level 600 ft.
Mostly cloudy with showers, snow showers with a slight (20%) chance of thunderstorms Monday afternoon (0.25 in. of rain possible), evening rain and snow showers and a slight (20%) chance of thunderstorms, snow showers and a slight (20%) chance thunderstorms at night (0.25 in. of rain possible),
Mostly cloudy and a bit cooler with showers and snow showers and a slight (20%) chance of thunderstorms rain and snow showers Tuesday, then a good (50%) chance of snow showers Tuesday night,
highs 45-42 lows 32-29.
Mostly cloudy with a slight (20%) chance of AM snow showers, partly cloudy and a bit warmer with a slight (20%) chance of rain and snow showers Wednesday afternoon, a slight (20%) chance of evening rain and snow showers, mostly cloudy with a slight (20%) chance of rain and snow showers late Wednesday night,
Mostly cloudy with rain and snow showers Thursday, a good (50%) chance of rain and snow showers late Thursday night,
Mostly cloudy with rain and snow showers likely (70%) and a bit cooler Friday, then rain and snow showers Friday night and Saturday.
highs 46-44 lows 29-33 cooling to 30 Friday night. (seasonal averages high 56 low 38)

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

Mostly cloudy with AM coastal rain and a slight (20%) chance of thunderstorms with coastal showers likely (70%) and a slight (20%) chance of coastal thunderstorms and a bit cooler this afternoon while inland AM rain and snow with a slight (20%) chance of thunderstorms and inland showers with snow likely (70%) and a bit cooler this afternoon (0.25 in. of rain possible, 1 in. of snow possible, snow possibly heavy at times, snow level 1,500 ft. ), evening coastal showers likely (70%) with a slight (20%) chance of coastal thunderstorms and coastal showers a slight (20%) chance of thunderstorms late tonight while inland evening rain and snow likely (70%) with a slight (20%) chance of thunderstorms and inland showers and snow showers with a slight (20%) chance of inland thunderstorms late tonight (0.50 in. of rain possible, 2-4 in. of snow possible, snow level 900 ft., snow possibly heavy at times late tonight) and breezy (Wind: S 15-25 mph),
Mostly cloudy with coastal showers and a (30%) chance of thunderstorms while showers and snow showers with a (30%) chance of thunderstorms and a bit cooler Monday (0.50 in. of rain possible, snow possibly heavy at times, snow level 1,000 ft. rising to 1,500 ft. in the afternoon), evening coastal with a (30%) chance of thunderstorms and coastal showers, snow showers and a slight (20%) chance of thunderstorms late at night while inland showers and snow showers with a slight (20%) chance of thunderstorms at night (0.50 in. of rain possible),
Mostly cloudy with showers and snow showers and a slight (20%) chance of thunderstorms and a bit cooler Tuesday, evening rain and snow showers, then a good (50%) chance of rain and snow showers late Tuesday night.
highs near 48 lows near 37-30.
Mostly cloudy with a (30%) chance of AM rain and snow showers, partly cloudy with a slight (20%) chance of rain and snow showers and a bit warmer Wednesday afternoon, mostly cloudy with a (30%) chance of rain and snow showers Wednesday night,
Mostly cloudy with showers Thursday, evening showers likely (70%), a good (50%) chance of rain and snow showers late at night,
Mostly cloudy with a good (50%) chance of AM rain and snow showers, rain and snow showers and a bit cooler with rain and snow showers Friday afternoon, rain and snow showers Friday night,
Then partly cloudy with rain and snow showers Saturday.
highs 49-47 lows 29-34. (seasonal averages high 54 low 41)

Forecast for the Northern Oregon Cascades including Willamette Pass:

Mostly cloudy with AM snow, snow showers and cooler today (2-6 in. of snow possible), showers tonight (3-6 in. of snow possible),
Mostly cloudy and a bit warmer with showers Monday (3-5 in. of snow possible), snow, possibly heavy at times, at night (6-10 in. of snow possible) and breezy (Wind: S 5-15 mph increasing and shifting to W 15-25 mph late at night),
Mostly cloudy with AM rain or snow, showers and a bit cooler Tuesday afternoon (3-6 in. of snow possible), then a slight (20%) chance of snow showers Tuesday night.
snow level at the surface tonight and Sunday, 1,500 ft. Sunday night, 2,000 ft. Monday,at the surface Monday night, 1,500 ft. Tuesday, then at the surface Tuesday night.
highs 43-26 lows 17-13.
A mix of clouds and sun and a bit warmer with a (40%) chance of snow showers Wednesday, snow likely (70%) late Wednesday night,
Mostly cloudy and a bit warmer with snow showers Thursday and at night,
Mostly cloudy and a bit cooler with snow showers Friday, then snow showers likely (70%) Friday night and Saturday.
snow level at the surface Wednesday through Saturday.
highs 26-32 cooling to 27 Friday lows 13-20.

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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: