Tim Chuey Weather

November 19, 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

AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 PM TONIGHT BELOW 2,500 FT. FOR THE CENTRAL COAST RANGE OF WESTERN OREGON, THE SOUTH WILLAMETTE VALLEY, THE NORTHERN OREGON CASCADE FOOTHILLS, AND THE CASCADE FOOTHILLS IN LANE COUNTY.
AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM MONDAY FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM MONDAY FOR THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL AND EASTERN LAKE COUNTY.
AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 11 AM TODAY FOR HARNEY COUNTY, BAKER COUNTY, MALHEUR COUNTY, AND THE OREGON LOWER TREASURE VALLEY.
A FROST ADVISORY IS IN EFFECT FROM 2 AM UNTIL 8 AM TODAY FOR THE SOUTH CENTRAL OREGON COAST.

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 High Pressure Ridge (“Arch” shape) continues to bring clear skies and cold nights to the Pacific Northwest. Watch out for more freezing low temperatures with fog and possible widespread frost. The graphics for days 1-3 show more cold air moving into the Pacific Northwest from the north. The graphics for days 3-7 Tuesday through Saturday show the complex frontal systems that will be approaching next week with one Tuesday followed by others.

Forecast for the South Willamette Valley including Eugene-Springfield:

Widespread frost this AM, mostly sunny and a bit cooler this afternoon, partly cloudy with widespread frost late tonight,
Widespread AM frost, a mix of clouds and sun and a bit warmer Sunday afternoon, mostly cloudy with a slight (20%) chance of rain late at night,
Mostly cloudy with a slight (20%) chance of rain Monday, a good (50%) chance of evening rain, then rain likely (70%) late Monday night.
highs 49-53 lows 27-42.
Mostly cloudy and a bit warmer with rain likely (70%) Tuesday, a good (50%) chance of rain Tuesday night,
Mostly cloudy and a bit warmer with a slight (20%) chance of rain Wednesday, just mostly cloudy at night,
A mix of clouds and sun and a bit cooler Thursday (Thanksgiving Day), partly cloudy in the evening, mostly cloudy with a slight (20%) chance of rain late Thursday night,
Then mostly cloudy and a bit cooler with a (30%) chance of rain Friday.
highs 55-59 cooling to 56 Friday lows 44-38. (Seasonal Averages high 52 low 37)

Forecast for the Umpqua Valley including Roseburg:

Sunny and a bit warmer today, mostly clear this evening, partly cloudy late tonight,
Partly cloudy start, mostly cloudy Sunday, mostly cloudy at night,
Mostly cloudy and a bit warmer Monday, then mostly cloudy with a slight (20%) chance of rain Monday night.
highs 54-56 lows 32-42.
Cloudy with a slight (20%) chance of rain and a bit cooler Tuesday, mostly cloudy with a (30%) chance of evening rain, a slight (20%) chance of showers Tuesday night,
Mostly cloudy with a slight (20%) chance of AM showers, just mostly cloudy and a bit warmer Wednesday afternoon, mostly cloudy at night,
Some AM clouds, sunny and a bit warmer Thursday afternoon (Thanksgiving Day), partly cloudy with a slight (20%) chance of showers late Thursday night,
Then mostly cloudy and a bit cooler with a slight (20%) chance of showers Friday.
highs 54-62 cooling to 59 Friday lows 44-42. (Seasonal Averages high 53 low 40).

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

Sunny and a bit warmer today, partly cloudy this evening, mostly cloudy late tonight,
Partly cloudy start, mostly cloudy and a bit cooler Sunday afternoon and at night,
Mostly cloudy and a bit warmer Monday, then mostly cloudy a slight (20%) chance of rain Monday night.
highs 62-59 warming back to 62 Monday lows 36-46.
Cloudy and a bit cooler with a (40%) chance of rain Tuesday, mostly cloudy with a (30%) chance of evening rain, a slight (20%) chance of showers late Tuesday night,
Mostly cloudy with a slight (20%) chance of AM showers, just mostly cloudy and a bit warmer Wednesday afternoon, mostly cloudy at night,
Partly cloudy and a bit warmer Thursday (Thanksgiving Day), mostly cloudy with a slight (20%) chance of showers Thursday night,
Then mostly cloudy with a slight (20%) chance of showers Friday.
highs 60-64 lows 46-44 (Seasonal Averages high 56 low 43)

Forecast for the Northern Oregon Cascades including Willamette Pass:

Mostly sunny and a bit cooler today, partly cloudy tonight,
A mix of clouds and sun and a bit warmer Sunday, mostly cloudy at night,
A mix of clouds and sun Monday, partly cloudy in the evening, then mostly cloudy with a good (50%) chance of rain late Monday night.
free air freezing level 9,000 ft. rising to 11,000 ft. this afternoon, 11,000 ft. falling to 10,000 ft. late tonight, 9,000 ft. Sunday and Sunday night, 8,000 ft. Monday, then snow level 6,500 ft. Monday night.
highs 39-44 lows 22-32.
Cloudy with a good (50%) chance of rain and a bit cooler Tuesday, mostly cloudy with a (40%) chance of evening, a slight (20%) chance of rain late Tuesday night,
Clouds and sun with a slight (20%) chance of AM rain, a mix of clouds and sun and a bit warmer Wednesday afternoon, just partly cloudy at night,
Some AM clouds, sunny and a bit warmer Thursday afternoon (Thanksgiving Day), partly cloudy with a slight (20%) chance of rain Thursday night,
Then a mix of clouds and sun with a slight (20%) chance of rain Friday.
snow level 6,500 ft. Tuesday and Tuesday night, 6,000 ft. Wednesday,free air freezing level 12,000 ft. Wednesday night, 13,000 ft. Thursday, snow level above 8,000 ft. Thursday night, then 7,5000 ft. Friday.
highs 40-49 lows near 32.

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: