Tim Chuey Weather

February 27, 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 WEATHER ADVISORY IS IN EFFECT UNTIL 4 PM TODAY FOR THE NORTHERN OREGON CASCADE FOOTHILLS.
A WINTER WEATHER ADVISORY IS IN EFFECT FROM 7 AM TODAY UNTIL 4 AM TONIGHT FOR THE NORTHERN OREGON CASCADES AND THE CASCADES IN LANE COUNTY.
A WINTER WEATHER ADVISORY IS IN EFFECT IS IN EFFECT UNTIL 11 AM TODAY FOR THE LOWER COLUMBIA AND THE WESTERN COLUMBIA RIVER GORGE.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 11AM TODAY FOR THE CENTRAL WILLAMETTE VALLEY.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 11 AM TODAY FOR THE COAST RANGE OF NORTHWESTERN OREGON.AND THE CENTRAL COAST RANGE OF OF WESTERN OREGON.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 11 AM TODAY FOR THE GREATER PORTLAND METRO AREA.
*A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 AM TODAY UNTIL UNTIL 4 PM TUESDAY FOR THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
A WINTER STORM WARNING IS IN EFFECT FROM 4 AM TODAY UNTIL 4 PM TUESDAY FOR THE SOUTH CENTRAL OREGON CASCADES, THE SISKIYOU MOUNTAINS, AND THE SOUTHERN OREGON CASCADES.
A WINTER STORM WARNING IS IN EFFECT FROM 1 AM TODAY UNTIL 4 PM TUESDAY ABOVE 1,500 FT. FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS .
A WINTER STORM WARNING IS IN EFFECT FROM 1 AM TODAY UNTIL 4 PM TUESDAY ABOVE 1,500 FT. FOR CENTRAL DOUGLAS COUNTY.
A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 AM TODAY UNTIL 4 PM TUESDAY ABOVE 500 FT. FOR CENTRAL DOUGLAS COUNTY.
A WINTER STORM WARNING IS IN EFFECT UNTIL 4 PM TUESDAY ABOVE 1,500 FT. FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 AM TODAY UNTIL 10 PM TUESDAY ABOVE 2,000 FT. FOR JACKSON COUNTY.
A HIGH WIND WARNING IS IN EFFECT UNTIL UNTIL 7 AM TODAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.

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 the frontal activity approaching Oregon. The graphics for days 3-7 show more complex frontal activity moving our way Thursday through next Monday giving us chances of getting wet.

Forecast for the South Willamette Valley including Eugene-Springfield:

Mostly cloudy with AM rain and snow (snow level 500 ft.), showers with a slight (20%) chance of thunderstorms and a bit cooler this afternoon (0.25 in. of rain possible, 1 in. of snow possible), late evening rain and snow showers with a slight (20%) chance of thunderstorms, rain and snow showers late tonight (0.25 in. of rain possible, 0.50 in. of snow possible, snow level 1,000 ft. falling to 500 ft. late at night),
Mostly cloudy with rain and snow showers Tuesday (1 in. of snow possible, snow level 500 ft. rising to 1,000 ft. in the afternoon), a good (50%) chance of Wednesday, partly cloudy in the evening, then mostly cloudy with a slight (20%) of rain and snow late Wednesday night (snow level 500 ft. late at night).
highs near42 lows 32-26 warming to 28 Wednesday night.
Mostly cloudy with AM rain and snow (snow level 500 ft.), rain Thursday afternoon, a good (50%) chance of evening rain and snow, a slight (20%) chance of snow late Thursday night (snow level 1,500 ft. falling to 500 ft. late at night),
AM clouds and sun with a good (50%) chance of rain and a slight (20%) chance of snow (snow level 1,000 ft.), a mix of clouds and sun and a bit warmer with a good (50 %) chance of rain Friday afternoon (snow level 500 ft.), evening rain and snow likely (70%), rain and snow likely (70%) late Friday night (snow level 1,500 ft. falling to 1,000 ft,
Mostly cloudy with AM rain and snow (snow level 1,000 ft.), rain and a bit cooler Saturday afternoon, evening rain and snow, a (%) chance of rain or snow late Saturday night,
Mostly cloudy with AM rain likely (70%) and a (30%) chance of snow, then rain likely (70%) Sunday afternoon (snow level 500 ft. rising to 1,000 ft. in the afternoon.).
highs 42-45 cooling to 43 Saturday night lows 30-32 cooling to 29 Saturday night (seasonal averages high 54 low 36)

Forecast for the Umpqua Valley including Roseburg:

Mostly cloudy with showers, snow showers and a slight (20%) chance of thunderstorms and a bit cooler this afternoon (0.25 in. of rain possible, 1-2 in. of snow possible lower elevations while 5-8 in. of snow possible above 1,500 ft., snow level 900 ft. rising to 1,500 ft. this afternoon) and breezy (Wind: S 15-25 mph), evening rain and snow showers and a slight (20%) chance of thunderstorms, snow showers and a slight (20%) chance thunderstorms late at night (0.25 in. of rain possible, 2-4 in. of snow possible lower elevations while 4-7 in. of snow possible above 1,500 ft., snow level 700 ft.)
Mostly cloudy with AM snow showers and a slight (20%) chance of thunderstorms, partly cloudy showers, snow showers and a slight (20%) chance of thunderstorms and a bit cooler Tuesday afternoon (snow level 1,000 ft.), a good (50%) chance of evening rain and snow with a slight (20%) chance of thunderstorms, a good (50%) chance of showers late Tuesday night,
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, just partly cloudy in the evening, rain and snow showers, then mostly cloudy with a slight (20%) chance of rain and snow showers late Wednesday night.
lows 33-27 highs 44-42 warming back to 44 Wednesday.
Mostly cloudy with a (40%) chance of AM rain and snow showers, rain and snow showers Thursday afternoon, a good (50%) chance of rain and snow showers late Thursday night,
Mostly cloudy with a slight (20%) chance of rain and snow showers and a bit warmer Friday and in the evening, rain and snow showers likely (70%) late Friday night,
Then mostly cloudy and a bit cooler with rain and snow showers Saturday through Sunday,
highs 43-47 cooling to 44 Saturday and Sunday lows near 32. (seasonal averages high 56 low 38)

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

Mostly cloudy with coastal showers and a (30%) chance of thunderstorms while inland showers and snow showers with a (30%) chance of thunderstorms and a bit cooler today (0.50 in. of rain possible, patchy blowing snow, snow possibly heavy at times, snow level 1,000 ft. rising to 1,500 ft. this afternoon), evening coastal showers with a (30%) chance of thunderstorms and coastal showers, snow showers and a slight (20%) chance of thunderstorms late tonight while inland showers and snow showers with a slight (20%) chance of thunderstorms tonight (0.50 in. of rain possible, 3-5 in. of snow possible, snow level 900 ft.),
Mostly cloudy with AM coastal showers, snow showers and a slight (20%) chance of thunderstorms and coastal showers and a bit cooler Tuesday afternoon while inland showers and snow showers and a slight (20%) chance of thunderstorms Tuesday, evening showers and snow showers with a slight (20%) chance of thunderstorms, a good (50%) chance of rain and snow showers late Tuesday night (snow level 400 ft.),
Partly cloudy with a slight (20%) chance of AM rain and snow showers, just partly cloudy and a bit warmer Wednesday afternoon, partly cloudy in the evening, then mostly cloudy with rain and snow showers likely (70%) late Wednesday night .
highs 46-44 warming back to 46 Wednesday lows near 37-29.
Mostly cloudy with AM rain and snow showers, showers and a bit warmer Thursday afternoon, a good (50%) chance of rain and snow showers late Thursday night,
Mostly cloudy with a slight (20%) chance of AM rain and snow showers, a (30%) chance of showers Friday afternoon, evening rain and snow showers likely (70%), rain and snow showers late at night,
Mostly cloudy and a bit cooler with rain and snow showers and breezy Saturday and Saturday night,
Then mostly cloudy and slightly warmer with rain and snow showers Sunday.
highs 48-46warming back to 48 Sunday lows 30-33 cooling back to 30 Saturday night. (seasonal averages high 54 low 41)

Forecast for the Northern Oregon Cascades including Willamette Pass:

Mostly cloudy with AM snow, and a bit warmer with snow showers today (2-6 in. of snow possible, snow, possibly heavy at times this afternoon, snow showers tonight (3-7 in. of snow possible, snow possibly heavy at times) and breezy (Wind: S 5-15 mph increasing and shifting to W 15-25 mph late tonight),
Mostly cloudy with snow showers and a bit cooler Tuesday (1-2 in. of snow possible), a slight (20%) chance of snow showers Tuesday night, evening show showers, a good (50%) chance of snow showers late at night,
A mix of clouds and sun and a bit warmer with a (40%) chance of snow showers Wednesday, partly cloudy in the evening, then mostly cloudy late Wednesday night.
snow level at the surface tonight, 1,500 ft. Monday afternoon, at the surface Monday night through Wednesday, then free air freezing level 2,500 ft. Wednesday evening.
highs 28-25 warming to 27 Wednesday lows 17-13.
Mostly cloudy with a good (50%) chance of AM snow, snow and a bit warmer Thursday afternoon, a good (50%) chance of snow Thursday night,
A mix of clouds and sun and a bit warmer with a good (50%) chance of snow Friday, partly cloudy with a good 50%) chance of evening snow, mostly cloudy with a good (50%) chance of snow showers late at night,
Mostly cloudy with snow and a bit cooler Saturday, snow likely (70%) Saturday night,
Then mostly cloudy with snow Sunday.
snow level 2,000 ft. Thursday and Thursday evening, 1,500 ft. Friday afternoon through Saturday afternoon, then at the surface Saturday night and Sunday.
highs 30-32 cooling to 28 Saturday and Sunday lows 16-18 cooling back to 16 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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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: