Tim Chuey Weather

March 10, 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 10 PM TONIGHT ABOVE 3,000 FT. FOR THE NORTHERN OREGON CASCADES.
A WINTER STORM WARNING IS IN EFFECT UNTIL 10 PM TONIGHT ABOVE 3,500 FT. FOR THE CASCADES IN LANE COUNTY.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 PM TONIGHT FOR THE SOUTH CENTRAL OREGON CASCADES.
A WINTER STORM WARNING IS IN EFFECT UNTIL 10 PM TODAY ABOVE 4,500 FT. FOR THE NORTHERN BLUE MOUNTAINS OF OREGON, THE OCHOCO, THE JOHN DAY AND THE NORTHWEST BLUE MOUNTAINS.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 PM TONIGHT FOR THE SISKIYOU MOUNTAINS AND THE SOUTH OREGON CASCADES.
A WINTER STORM WARNING IS IN EFFECT UNTIL 10 PM TONIGHT ABOVE 4,000 FT. FOR THE EAST SLOPES OF THE OREGON CASCADES.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 PM TONIGHT ABOVE 4,500 FT. FOR THE SOUTHERN BLUE MOUNTAINS OF OREGON.
A WIND ADVISORY IS IN EFFECT IS IN EFFECT UNTIL 7 PM MST TODAY FOR THE OREGON LOWER TREASURE VALLEY.
A WIND ADVISORY IS IN EFFECT UNTIL UNTIL 7 PM MST FOR HARNEY COUNTY AND MALHEUR 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 LeAn Upper Level Low Pressure Trough (“U” shape) has not moved so it’s still keeping us with the rain chances. The graphics for days 1-3 show the next frontal system headed through Oregon last night. The graphics for days 3-7 show more complex frontal systems moving our way Monday through next Friday giving us chances of getting wet.

Forecast for the South Willamette Valley including Eugene-Springfield:

Mostly cloudy with a good (50%) chance of evening showers, a slight (20%) chance of showers late tonight (0.10 in. of rain possible),
A mix of clouds and sun and a bit warmer with a slight (20%) chance of showers Saturday (under 0.10 in. of rain possible), partly cloudy with a slight (20%) chance of evening showers, mostly cloudy with rain likely (70%) and patchy fog late Saturday night (under 0.10 in. of rain possible),
Mostly cloudy with rain (0.10 in. of rain possible) Sunday (Daylight Saving time starts 2 am), rain at night (0.25 in. of rain possible) and breezy (Wind: S 5-15 mph gusts to 30 mph increasing to S 15-25 mph gusts to 35 mph late at night),
Mostly cloudy with rain and a bit warmer Monday, then rain Monday night.
lows 35-46 cooling to 37 Monday night highs 52-55.
Mostly cloudy and a bit cooler with rain likely (70%) Tuesday, rain likely (70%) Tuesday night,
Mostly cloudy and a bit warmer with rain likely (70%) Wednesday, partly cloudy with a (40%) chance of evening rain, a slight (20%) chance of rain late at night,
Partly cloudy and a bit warmer with a slight (20%) chance of rain Thursday and in the evening, a (30%) chance of rain late Thursday night,
Then a mix of clouds and sun and a bit cooler with a good (50%) chance of rain Friday.
highs 48-57 cooling to 55 Friday lows 35-32 warming back to 35 Thursday night. (seasonal averages high 56 low 37)

Forecast for the Umpqua Valley including Roseburg:

Mostly cloudy with a (30%) chance of evening rain and snow showers, a slight (20%) chance of showers late tonight (under 0.10 in. of rain possible, evening snow level 2,000 ft.),
Partly cloudy and a bit warmer with a (30%) chance of showers a bit warmer Saturday afternoon (snow level 3,000 ft.), a slight (20%) chance of evening rain and snow showers, rain with patchy fog late Saturday night,
Mostly cloudy and a bit warmer with rain (0.10 in. of rain possible) Sunday (Daylight Saving time starts 2 am), rain at night (0.10 in. of rain possible),
Mostly cloudy with AM rain, showers and breezy Monday, evening showers, then showers likely (70%) and colder late Monday night.
lows 33-47 cooling to 40 Monday night highs 54-56.
Mostly cloudy with AM showers likely (70%), rain likely (70%) and a bit cooler Tuesday afternoon, rain and snow showers likely (70%) Tuesday night,
Mostly cloudy and a bit warmer with rain and snow showers likely (70%) Wednesday, a slight (20%) chance of evening showers, partly cloudy with a slight (20%) chance of showers late Wednesday night,
Partly cloudy with a slight (20%) chance of showers and a bit warmer Thursday afternoon, mostly cloudy a (30%) chance of evening showers, a slight (20%) chance of rain late Thursday night,
Then mostly cloudy and a bit cooler with a (40%) chance of rain Friday.
highs 49-60 cooling to 47 Friday lows 37-34 warming to 38 Friday. (seasonal averages high 58 low 39)

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

Mostly cloudy with a (30%) chance of showers tonight (under 0.10 in. of rain possible, snow level 2,000 ft. late tonight),
Mostly cloudy with a (30%) chance of coastal showers and a bit warmer Saturday while partly cloudy with (30%) chance of inland showers and a bit warmer Saturday (AM snow level 2,000 ft.), mostly cloudy with a good (50%) chance of evening showers, rain late Saturday night (0.10 in. of rain possible),
Mostly cloudy with rain (0.25 in. of rain possible) and a bit warmer Sunday (Daylight Saving time starts 2 am), evening coastal showers with a slight (20%) chance of thunderstorms, rain at night (0.50 in. of rain possible),
Mostly cloudy with AM rain, showers and breezy and a bit warmer Monday afternoon, evening showers likely (70%) and cooler late Monday night.
lows 33-44 cooling to 35 Monday night highs 53-55.
Mostly cloudy with showers likely (70%) and a bit cooler Tuesday, showers likely (70%) Tuesday night,
Mostly cloudy and a bit warmer with showers likely (70%) Wednesday, a good (50%) chance of evening showers, partly cloudy with a (30%) chance of showers at night,
Partly cloudy and a bit warmer with a slight (20%) chance of showers Thursday afternoon, a (30%) chance of showers Thursday night,
Then mostly cloudy and a bit cooler with a good (50%) chance of rain Friday.
highs 50-58 cooling to 55 Friday lows 36-39. (seasonal averages high 55 low 42)

Forecast for the Northern Oregon Cascades including Willamette Pass:

Mostly cloudy with evening snow likely (70%), a good(50%) chance of late evening snow showers becoming a slight (20%) chance of snow showers late tonight (1-4 in. of snow possible),
Partly cloudy and a bit warmer Saturday, partly cloudy with a good (50%) chance of evening snow showers, mostly cloudy snow and rain, rain late Saturday night,
Mostly cloudy and a bit warmer with rain and snow (2 in. of snow possible) Sunday (Daylight Saving time starts 2 am), rain and snow at night (2 in. of snow possible) and breezy (Wind: S 10-15 mph gusts to 40 mph increasing to S 15-25 mph gusts to 45 mph late at night),
Mostly cloudy and a bit warmer with rain and snow Monday (1-2 in. of snow possible) and breezy, then rain and snow (1-4 in. of snow possible) Monday night.
snow level 2,500 ft. falling to late 2,000 ft. tonight, free air freezing level at the surface rising to 4,500 ft. Saturday afternoon, snow level 2,500 ft. rising to 3,000 ft. late Saturday night, 5,000 ft. rising to 5,500 ft. Sunday afternoon, 5,500 ft. Sunday night, 5,000 ft. falling to 5,000 ft. Monday afternoon, then 4,500 ft. falling to 4,000 ft. late Monday night.
lows 17-33 cooling to 26 Monday night highs 36-40.
Mostly cloudy and a bit cooler with rain and snow Tuesday, evening rain and snow likely (70%), snow likely (70%) late Tuesday night,
Mostly cloudy with AM snow likely (70%), snow and rain likely (70%) and a bit cooler Wednesday afternoon, partly cloudy with a (40%) chance of evening rain and snow, a slight (20%) chance of snow late at night,
Partly cloudy with a (30%) chance of AM rain and snow, a bit warmer with (30%) chance of rain and snow Thursday afternoon, partly cloudy with a slight (20%) chance of rain and snow late Thursday night,
Then a mix of clouds and sun and a bit warmer with with a (50%) chance of rain and snow Friday.
snow level 3,500 ft. rising to 4,000 ft. Tuesday afternoon, 3,500 ft. falling to 2,500 ft. Tuesday night, 2,000 ft., rising to 3,000 ft. late Tuesday night, 2,000 ft. rising to 3,000 ft. Wednesday, night, 3,000 ft. falling to 2,000 ft. Thursday afternoon, 4,000 ft. Thursday night, then 3,500 ft. rising to 4,500 ft. Friday afternoon.
highs 35-33 warming to 40 Friday lows 23-20 warming back to 23 Thursday 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: