Tim Chuey Weather

September 6, 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 RED FLAG WARNING IS IN EFFECT UNTIL 9 PM TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR THE DESCHUTES NATIONAL FOREST – MINUS SISTERS RANGER DISTRICT.
A RED FLAG WARNING IS IN EFFECT UNTIL MIDNIGHT TONIGHT FOR SIGNIFICANTLY UNSTABLE CONDITIONS FOR THE WILLAMETTE NATIONAL FOREST.
A RED FLAG WARNING IS IN EFFECT FROM 6 PM TONIGHT UNTIL 8 PM WEDNESDAY FOR DRY AND UNSTABLE CONDITIONS FOR THE CENTRAL MOUNTAINS OF OREGON, THE SOUTHERN BLUE AND STRAWBERRY MOUNTAINS, AND THE CENTRAL BLUE MOUNTAINS.
A RED FLAG WARNING IS IN EFFECT FROM 2 PM UNTIL 9 PM WEDNESDAY FOR DRY THUNDERSTORMS ON DRY FUELS AND STRONG GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN LAKE AND WESTERN HARNEY COUNTIES.
A RED FLAG WARNING IS IN EFFECT FROM 11 AM UNTIL 8 PM WEDNESDAY FOR GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE BURNS BLM AND THE VALE BLM.
A RED FLAG WARNING IS IN EFFECT UNTIL PM TONIGHT FOR STRONG GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE SOUTHERN OREGON CASCADES.
A RED FLAG WARNING IS IN EFFECT FROM 2 PM UNTIL 9 PM WEDNESDAY FOR DRY THUNDERSTORMS ON DRY FUELS FOR THE SOUTHERN OREGON CASCADES.
A RED FLAG WARNING IS IN EFFECT UNTIL 8 PM TONIGHT FOR STRONG GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST.
A RED FLAG WARNING IS IN EFFECT 2 PM UNTIL 9 PM WEDNESDAY FOR DRY THUNDERSTORMS ON DRY FUELS FOR THE KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST.
A RED FLAG WARNING IS IN EFFECT FROM 11 AM UNTIL 10 PM WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE EAST SLOPES OF THE CENTRAL OREGON CASCADES, THE EAST SLOPES OF THE NORTHERN OREGON CASCADES AND THE LOWER COLUMBIA BASIN OF OREGON.
A FIRE WEATHER WATCH IS IN EFFECT FROM FRIDAY MORNING THROUGH SATURDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE EAST SLOPES OF THE CENTRAL OREGON CASCADES, THE EAST SLOPES OF THE NORTHERN OREGON CASCADES AND THE LOWER COLUMBIA BASIN OF OREGON.
A RED FLAG WARNING IS IN EFFECT UNTIL 8 PM TONIGHT FOR THE UMPQUA NATIONAL FOREST, THE WESTERN ROGUE BASIN INCLUDING THE ILLINOIS VALLEY, THE SISKIYOU MOUNTAINS, THE EASTERN ROGUE VALLEY, AND THE SOUTHERN OREGON CASCADES.
A RED FLAG WARNING IS IN EFFECT UNTIL 8 PM TONIGHT FOR STRONG GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST.
A FIRE WEATHER WATCH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE EAST SLOPES OF THE CENTRAL OREGON CASCADES, THE EAST SLOPES OF THE NORTHERN OREGON CASCADES, AND THE LOWER COLUMBIA BASIN OF OREGON.
A FIRE WEATHER WATCH IS IN EFFECT FROM THIS EVENING UNTIL WEDNESDAY EVENING FOR DRY AND UNSTABLE CONDITIONS FOR THE NORTHERN BLUE MOUNTAINS OF OREGON AND THE WALLOWA DISTRICT.
AN AIR QUALITY ALERT IS IN EFFECT UNTIL 2 PM THURSDAY FOR DESCHUTES AND WALLOWA COUNTIES.
AN AIR QUALITY ALERT IS IN EFFECT UNTIL 11 AM WEDNESDAY FOR CURRY COUNTY, JACKSON COUNTY, JOSEPHINE COUNTY, DUE TO SMOKE FROM THE RUM CREEK WILDFIRE.
A HEAT ADVISORY IS IN EFFECT UNTIL 11 PM WEDNESDAY FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS , THE SOUTH CENTRAL OREGON CASCADES, EASTERN CURRY AND JOSEPHINE COUNTIES, JACKSON COUNTY, THE SISKIYOU MOUNTAINS, THE SOUTHERN OREGON CASCADES, THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
A HEAT ADVISORY IS IN EFFECT UNTIL 11 PM WEDNESDAY NIGHT FOR HARNEY COUNTY, BAKER COUNTY, MALHEUR COUNTY, AND THE OREGON LOWER TREASURE VALLEY.

HEALTH ADVISORIES

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.
NOTE: A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR THE WILLAMETTE RIVER NEAR CATHEDRAL PARK IN NORTH PORTLAND DUE THE PRESENCE OF A CYANOBACTERIA (BLUE-GREEN ALGAE) BLOOM AND CYANOTOXINS ABOVE RECREATIONAL USE VALUES FOR HUMAN EXPOSURE. IT HAS BEEN EXPANDED UPSTREAM (SOUTH) TO THE WILLAMETTE COVE AREA NEAR THE SP&S RAILROAD BRIDGE. 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. BLOOMS CAN DEVELOP AND DISAPPEAR ON ANY BODY OF WATER AT ANY TIME, EVEN IN THE FALL AND WINTER IF CONDITIONS ARE FAVORABLE. ONLY A FRACTION OF WATER BODIES IN OREGON ARE MONITORED FOR CYANOBACTERIA, BLOOMS AND TOXINS DURING THE RECREATION SEASON, AND NO MONITORING OR SAMPLING IS PERFORMED ONCE RECREATION SEASON HAS ENDED. IT IS VERY IMPORTANT FOR PEOPLE TO BECOME FAMILIAR WITH SIGNS OF BLOOM, EXPOSURES, AND SYMPTOMS BY VISITING OHA’S CYANOBACTERIA HARMFUL ALGAE BLOOM WEBSITE AT: http://www.healthoregon.org/hab.
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) moves closer to the coast to keep our warm weather pattern in place. The graphics for days 1-3 show a weak cold front moving through Oregon Wednesday. The graphics for days 3-7 Friday through Tuesday show more active weather patterns over the Pacific Northwest with frontal activity that came through Thursday. A pair of cold fronts will be approaching from the northwest Sunday and Monday and pushing through Sunday and next Monday.

Forecast for the South Willamette Valley including Eugene-Springfield:

Mostly clear and hazy tonight,
Partly cloudy with AM haze, mostly sunny and a bit cooler Wednesday afternoon, mostly clear late Wednesday night,
Mostly sunny and a bit cooler Thursday, clear at night,
Sunny and hazy and warmer Friday, then clear and hazy Friday night.
lows 54-48 warming to 55 Friday night highs 88-83 warming to 96 Friday.
Mostly sunny and hazy and a bit warmer Saturday, partly cloudy Saturday night,
Mostly sunny and cooler Sunday, partly cloudy at night,
Then partly cloudy and a bit cooler Monday and Tuesday, partly cloudy Monday night.
highs 99-80 lows 57-52. (Seasonal Averages high 81 low 49)

Forecast for the Umpqua Valley including Roseburg:

Becoming partly cloudy and hazy late tonight,
Partly cloudy with AM haze, sunny and a bit cooler Wednesday afternoon, evening haze, mostly clear Wednesday night,
Sunny and a bit cooler Thursday, clear at night,
Sunny and warmer Friday, then clear Friday night.
lows 60-54 warming back to 60 Friday night highs 90-85 warming to 96 Friday.
Sunny and a bit warmer Saturday, partly cloudy Saturday night,
AM sun, partly cloudy and cooler Sunday afternoon, partly cloudy at night,
Then partly cloudy and a bit cooler Monday and Tuesday, partly cloudy Monday night.
highs 101-80 lows 63-56. (Seasonal Averages high 83 low 54).

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

Becoming mostly cloudy late tonight,
Partly cloudy and a bit warmer Wednesday, mostly clear Wednesday night,
Sunny and a bit cooler Thursday, mostly clear at night,
Sunny and warmer Friday, then mostly clear Friday night.
lows 57-55 warming back to 57 Friday night highs 76-74 warming to 84 Friday.
Mostly sunny and a bit cooler Saturday, becoming mostly cloudy Saturday night,
AM sun, partly cloudy and a bit cooler Sunday afternoon, mostly cloudy at night,
Then partly cloudy and a bit cooler Monday and Tuesday, mostly cloudy Monday night.
highs 79-72 lows 58-56. (Seasonal Averages high 67 low 53)

Forecast for the Northern Oregon Cascades including Willamette Pass:

Mostly clear and hazy with areas of smoke tonight,
Mostly sunny and hazy with areas of smoke and a bit cooler Wednesday, mostly clear and hazy with areas of smoke Wednesday night,
Sunny and hazy with areas of smoke and a bit cooler Thursday, clear and hazy with areas of smoke Thursday night,
Sunny with areas of smoke and haze and a bit warmer Friday, mostly clear with areas of smoke and haze Friday night,
free air freezing level 16,000 ft. tonight, 15,000 ft. Wednesday and Wednesday night, 15,000 ft. rising to 16,000 ft. Thursday afternoon, 16,000 ft. rising to above 16,000 ft. Thursday night, above 16,000 ft. Friday, then 16,000 ft. Friday night. .
lows 57-46 warming to 49 Friday night highs 82-75 warming to 78 Friday.
Mostly sunny and a bit warmer with smoke and haze Saturday, partly cloudy Saturday night,
Partly cloudy and a bit cooler Sunday, partly cloudy at night,
Partly cloudy and a bit cooler Monday, partly cloudy Monday night,
Some AM clouds, then sunny and a bit cooler Tuesday afternoon.
free air freezing level 16,000 ft. Saturday, 15,000 ft. Saturday night and Sunday, 14,000 ft. Sunday night, 13,000 ft. Monday and Monday night, then 12,000 ft. Tuesday.
highs 84-69 lows 54-47.

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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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: