Tim Chuey Weather

December 10, 2022

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 MIDNIGHT TONIGHT ABOVE 3,000 FT. FOR THE NORTHERN OREGON CASCADES.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 7 PM TONIGHT FOR THE OCHOCO AND THE JOHN DAY HIGHLANDS.
A WINTER STORM WARNING IS IN EFFECT UNTIL 7 PM THIS EVENING ABOVE 4,500 FT. FOR THE EAST SLOPES OF THE OREGON CASCADES.
A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM SUNDAY FOR BAKER COUNTY.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 7 PM THIS EVENING ABOVE 4,000 FT. FOR THE NORTHERN BLUE MOUNTAINS OF OREGON AND THE SOUTHERN BLUE MOUNTAINS OF OREGON.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL MIDNIGHT TONIGHT ABOVE 3,500 FT. FOR THE CASCADES IN LANE COUNTY.
A WINTER WEATHER ADVISORY IS IN EFFECT FROM 10 PM TONIGHT UNTIL 10 PM SUNDAY FOR CENTRAL OREGON.

HEALTH ADVISORIES

A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR WILLOW CREEK RESERVOIR IN MORROW COUNTY DUE THE PRESENCE OF A CYANOBACTERIA (BLUE-GREEN ALGAE) BLOOM AND CYANOTOXINS ABOVE RECREATIONAL USE VALUES FOR HUMAN EXPOSURE. PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE WHERE BLOOMS ARE, AS THE MAJOR RISK OF EXPOSURE IS FROM INGESTING WATER. THESE TOXINS ARE NOT ABSORBED THROUGH THE SKIN. HOWEVER, IF YOU HAVE SKIN SENSITIVITIES YOU MAY GET A PUFFY RED RASH. IT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SPECIAL CARE SHOULD BE TAKEN WITH CHILDREN, ESPECIALLY THE YOUNGER ONES, WHEN THEY ARE NEAR THE WATER.
A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR ALL OF UPPER KLAMATH LAKE IN KLAMATH COUNTY INCLUDING SHOALWATER BAY DUE THE PRESENCE OF A CYANOBACTERIA (BLUE-GREEN ALGAE) BLOOM AND CYANOTOXINS ABOVE RECREATIONAL USE VALUES FOR HUMAN EXPOSURE. PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE WHERE BLOOMS ARE, AS THE MAJOR RISK OF EXPOSURE IS FROM INGESTING WATER. THESE TOXINS ARE NOT ABSORBED THROUGH THE SKIN. HOWEVER, IF YOU HAVE SKIN SENSITIVITIES YOU MAY GET A PUFFY RED RASH. IT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SPECIAL CARE SHOULD BE TAKEN WITH CHILDREN, ESPECIALLY THE YOUNGER ONES, WHEN THEY ARE NEAR THE WATER.
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) returns the airflow that brings in storms. The graphics for days 1-3 show the frontal system that will be fighting to move into the Pacific Northwest. The graphics for days 3-7 Tuesday through Saturday show the frontal systems headed our way.
**Note: Ski season is under way. Willamette Pass is open Wednesday-Sunday, Hoodoo is open Thursday through Sunday, and Mt. Ashland is open 9 am til 4 pm through December 12th. Check their web pages for updates and snow conditions.

Forecast for the South Willamette Valley including Eugene-Springfield:

Mostly cloudy with evening showers likely (70%), a slight (20%) chance of late evening showers becoming a good (50%) chance of showers late tonight (0.10 in. of rain possible),
Mostly cloudy with a good (50%) chance of AM showers, showers likely (70%) becoming a good (50%) chance of showers Sunday afternoon and a bit cooler (0.10 in. of rain possible), a (40%) chance of evening showers, a slight (20%) chance of showers Sunday night with patchy fog late,
Patchy AM fog, mostly cloudy with a slight (20%) chance of showers Monday, mostly cloudy in the evening, partly cloudy with patchy fog late at night,
AM clouds and sun with patchy fog, mostly sunny and a bit cooler Tuesday afternoon, partly cloudy Tuesday night.
lows 35-24 highs 46-43.
Partly cloudy and a bit cooler Wednesday, partly cloudy late Wednesday night,
Some AM clouds, mostly sunny and a bit warmer Thursday afternoon, mostly clear at night,
Some AM clouds, mostly sunny and a bit cooler Friday afternoon, partly cloudy Friday night,
Then partly cloudy and a bit warmer Saturday.
highs 40-42 cooling back to 40 Friday warming back to 42 Saturday lows near 23. (Seasonal Averages high 47 low 34)

Forecast for the Umpqua Valley including Roseburg:

Mostly cloudy with evening showers and snow showers with a slight (20%) chance of thunderstorms, a good (50%) chance of rain and snow showers tonight (0.10 in. of rain possible, snow level 2,500 ft. falling to 2,000 ft. ),
Mostly cloudy with a (30%) chance of rain and snow showers and a bit cooler Sunday (snow level 2,000 ft. rising to 2,500 ft. in the afternoon), a slight (20%) chance of rain and snow showers Sunday night with patchy fog late (snow level 2,50 ft. falling to 2,000 ft. late at night),
Patchy AM fog, mostly cloudy with a (30%) chance of rain and snow showers and a bit warmer Monday, partly cloudy at night,
Some AM clouds with patchy fog, sunny and a bit cooler Tuesday afternoon, then partly cloudy Tuesday night.
lows 37-28 highs 45-47 cooling back to 45 Tuesday.
Partly cloudy and a bit cooler Wednesday through Thursday night,
Partly cloudy and a bit cooler Friday, partly cloudy Friday night,
Then partly cloudy and a bit warmer Saturday.
highs 43-39 warming to 42 Saturday lows near 32. (Seasonal Averages high 48 low 37).

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

Mostly cloudy with evening showers and a slight (20%) chance of thunderstorms, a good (50%) chance of showers tonight with a slight (20%) chance of inland snow showers late tonight (0.10 in. of rain possible, snow level 2,000 ft. late tonight),
Mostly cloudy and a bit warmer with a (40%) chance of coastal showers Sunday while a (40%) chance of AM inland rain and snow showers and a (40%) chance of inland showers Sunday afternoon, mostly cloudy with a (30%) chance of showers Sunday night with patchy fog late,
Mostly cloudy with patchy AM fog and a (30%) chance of showers, mostly cloudy and a bit cooler with a (30%) chance of inland showers Monday (snow level 2,000 ft.), partly cloudy with patchy fog at night,
Sunny Tuesday, then partly cloudy Tuesday night.
lows 35-32 highs 52-48.
Partly cloudy and a bit warmer Wednesday, partly cloudy Wednesday night,
Partly cloudy and a bit warmer Thursday, partly cloudy at night,
Then partly cloudy Friday through Saturday.
highs 50-54 lows 33-35 . (Seasonal Averages high 53 low 40)

Forecast for the Northern Oregon Cascades including Willamette Pass:

Mostly cloudy with evening rain and snow showers likely (70%), showers likely (70%) late tonight,
Mostly cloudy with AM snow likely (70%), a good (50%) chance of snow showers and a bit cooler Sunday afternoon (0.25 in. of rain possible, 1-3 in. of snow possible), evening snow showers likely (70%), a good (50%) chance of snow showers late Sunday night (2 in. of snow possible),
Mostly cloudy with a (40%) chance of rain and snow showers and a bit cooler Monday, mostly cloudy in the evening, just partly cloudy late Monday night,
Some AM clouds, mostly sunny and a bit warmer Tuesday afternoon, then partly cloudy Tuesday night,
snow level 3,000 ft. falling to 2,500 ft. late tonight, 2,500 ft. Sunday, 2,500 ft. falling to 2,000 ft. late Sunday night, 1,500 ft. rising to 2,000 ft. Monday afternoon, free air freezing level at the surface Monday night and Tuesday, then 3,000 ft. falling to the surface Tuesday night.
lows 22-13 highs 28-27.
Partly cloudy Wednesday through Thursday night,
Partly cloudy and a bit warmer Friday and Friday night,
Then partly cloudy and a bit warmer Saturday.
free air freezing level at the surface rising to 2,500 ft. Tuesday afternoon, 3,000 ft. Wednesday, 4,000 ft. falling to 3,5oo late Wednesday night, free air freezing level 3,000 ft. rising to 3,500 ft. Thursday afternoon, 2,500 ft. falling to the surface late Thursday night, then at the surface Friday.
highs 27-32 lows 13-15.

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 actual weather will conform to the projected forecast.

_____

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:

Mostly cloudy with rain tonight (0.75 in. of rain possible),
Mostly cloudy with coastal showers and a slight (20%) chance of thunderstorms Tuesday while inland AM showers with inland showers and a slight (20%) chance of thunderstorms Tuesday afternoon (0.25 in. of rain possible), showers with a slight (20%) chance of thunderstorms Tuesday night (0.25 in. of rain possible),
Mostly cloudy with AM showers and a slight (20%) chance of thunderstorms, showers likely (70%) and a bit warmer Wednesday afternoon (0.25 in. of rain possible), a (30%) chance of evening showers, mostly cloudy with patchy inland fog late at night (under 0.10 in. of rain possible),
Mostly cloudy start, partly cloudy and a bit warmer Thursday afternoon, then cloudy with a (40%) chance of rain Thursday night.
lows 47-40 warming to 46 Thursday night highs 56-59.
Cloudy with a good (50%) chance of AM rain, rain likely (70%) and a bit warmer Friday afternoon, rain Friday night,
Mostly cloudy with rain likely (70%) and a bit cooler Saturday and in the evening, rain late at night,
Mostly cloudy with rain and a bit warmer Sunday, rain likely (70%) Sunday night,
Then mostly cloudy and a bit warmer with rain likely (70%) Monday.
highs 62-58 warming back to 62 Monday lows 49-45. (Seasonal Averages high 60 low 45)

Forecast for the Northern Oregon Cascades including Willamette Pass:

Mostly cloudy with evening showers, showers and snow showers with patchy fog late tonight (2 in. of snow possible),
Mostly cloudy with patchy fog and snow showers and rain showers and a bit cooler Tuesday (1-4 in. of snow possible), showers with patchy evening fog, snow showers late Tuesday night (1-4 in. of snow possible),
Mostly cloudy with snow showers and a bit cooler Wednesday, a (40%) chance of evening snow showers, widespread frost late at night,
Partly cloudy with widespread AM frost, partly cloudy and a bit warmer Thursday afternoon, widespread evening frost, mostly cloudy with a slight (20%) chance of snow with a good (50%) chance of rain late Thursday night.
snow level 7,000 ft. falling to 4,500 ft. late tonight, 3,500 ft. Tuesday, 2,500 ft. Tuesday night through Wednesday night, free air freezing level at the surface Thursday, then snow level 3,000 ft. Thursday night, then 7,500 ft. Friday and Friday night.
lows 28-17 warming to 24 Thursday night highs 32-29 warming to 33 Thursday.
Cloudy with a good (50%) chance of rain and a bit warmer Friday, rain Friday night,
Mostly cloudy and a bit cooler with rain and snow likely (70%) Saturday, snow and rain at night,
Mostly cloudy with snow and rain and a bit cooler Sunday, snow and rain likely (70%) Sunday night,
Then mostly cloudy and a bit warmer with rain and snow likely (70%) Monday.
7,500 ft. Friday and Friday night, 5,000 ft. Saturday, 4,000 ft. Saturday night and Sunday, 3,500 ft. Sunday night, then 5,000 ft. Monday.
highs 38-33 warming to 35 Monday lows 26-34 cooling to 29 Saturday night.

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

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8/ 22 Plenty of sunshine, but cooler to start your workweek today.

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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:

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

Forecast for the Northern Oregon Cascades including Willamette Pass: