Tim Chuey Weather

September 2, 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 FROM 11 AM TODAY UNTIL 5 AM SATURDAY FOR DRY AND UNSTABLE CONDITIONS FOR THE CENTRAL MOUNTAINS OF OREGON, THE SOUTHERN BLUE AND STRAWBERRY MOUNTAINS, THE CENTRAL BLUE MOUNTAINS, AND AND THE WALLOWA DISTRICT.
A RED FLAG WARMING IS IN EFFECT FOR WIND AND LOW RELATIVE HUMIDITY FROM 11 AM UNTIL 8 PM TODAY FOR THE DESCHUTES NATIONAL FOREST- MINUS SISTERS RANGER DISTRICT.
A RED FLAG WARNING IS IN EFFECT FOR STRONG GUSTY WINDS AND LOW RELATIVE HUMIDITY FROM 11 AM UNTIL 11 PM TODAY FOR THE UMPQUA NATIONAL FOREST, THE WESTERN ROGUE BASIN INCLUDING THE ILLINOIS VALLEY, THE SISKIYOU MOUNTAINS, AND THE EASTERN ROGUE VALLEY.
A RED FLAG WARNING IS IN EFFECT FROM 11 AM UNTIL 11 PM TODAY FOR STRONG GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE SOUTHERN OREGON CASCADES, THE KLAMATH BASIN, THE FREMONT-WINEMA NATIONAL FOREST, AND 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 TODAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE BURNS BLM.
A FIRE WEATHER WATCH IS IN EFFECT FROM SATURDAY MORNING UNTIL SATURDAY EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE VALE BLM.
A HEAT ADVISORY IS IN EFFECT FROM 2 PM UNTIL 8 PM TODAY FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON, THE LOWER COLUMBIA BASIN OF OREGON, THE GRANDE RONDE VALLEY, WALLOWA COUNTY, THE JOIHN DAY BASIN, THE OCHOCO, THE JOHN DAY HIGHLANDS, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS, THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS, NORTH CENTRAL OREGON, AND CENTRAL OREGON.
A HEAT ADVISORY IS IN EFFECT UNTIL 11 PM SUNDAY NIGHT FOR HARNEY COUNTY, BAKER COUNTY, MALHEUR COUNTY, AND THE OREGON LOWER TREASURE VALLEY.
AN AIR QUALITY ALERT IS IN EFFECT UNTIL FURTHER NOTICE FOR CURRY COUNTY, JACKSON COUNTY, AND JOSEPHINE COUNTY DUE TO SMOKE FROM THE RUM CREEK WILDFIRE.

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

The Upper Level High Pressure Ridge (“Arch” shape) will allow some marine air to move into the Pacific Northwest for some cooling. The graphics for days 1-3 show a weak cold front sliding through Oregon between Friday and Saturday. The graphics for days 3-7 Monday through Friday show more active weather patterns over the Pacific Northwest with frontal activity Monday through Wednesday.

Forecast for the South Willamette Valley including Eugene-Springfield:

Mostly sunny and a bit cooler today, partly cloudy tonight,
AM clouds and sun, mostly sunny and a bit cooler Saturday afternoon, clear at night,
Sunny and a bit warmer Sunday, then mostly clear Sunday night.
highs 84-82 warming to 87 Sunday lows 57-53 warming to 55 Sunday night.
Some AM clouds, sunny and a bit cooler Monday afternoon (Labor Day), clear Monday night,
Sunny and a bit warmer Tuesday, mostly clear at night,
Mostly sunny and a bit cooler Wednesday, mostly clear Wednesday night,
Some AM clouds, then mostly sunny and a bit cooler Thursday afternoon.
highs 86-87 cooling to 80 Thursday lows 53-50. (Seasonal Averages high 82 low 50)

Forecast for the Umpqua Valley including Roseburg:

Sunny and hazy and a bit cooler today, mostly clear in the evening, mostly cloudy late tonight,
Some AM clouds, sunny and a bit cooler Saturday afternoon, mostly clear at night,
Sunny and a bit warmer Sunday, then mostly clear Sunday night.
highs 87-84 warming to 88 Sunday lows near 58.
Mostly sunny and a bit cooler Monday (Labor Day), clear Monday night,
Mostly sunny and a bit warmer Tuesday, mostly clear at night,
Then sunny and a bit cooler Wednesday and Thursday, mostly clear Wednesday night.
highs 86-88 cooling to 79 Thursday lows 57-54. (Seasonal Averages high 84 low 55).

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

Partly cloudy with patchy AM coastal fog and inland haze, mostly cloudy with inland haze and a bit warmer this afternoon, mostly cloudy with a slight (20%) chance of rain tonight,
Some AM clouds with patchy fog, sunny and a bit warmer Saturday afternoon, mostly clear in the evening, partly cloudy late at night,
Sunny and a bit warmer Sunday, partly cloudy in the evening, mostly cloudy late Sunday night.
highs 73-77 lows near 55.
Mostly sunny and a bit warmer Monday (Labor Day), mostly clear Monday night,
Mostly sunny and a bit cooler Tuesday, mostly clear in the evening, partly cloudy late at night,
Then sunny Wednesday and Thursday, partly cloudy Wednesday night.
highs 76-74 lows 54-52. (Seasonal Averages high 67 low 53)

Forecast for the Northern Oregon Cascades including Willamette Pass:

Sunny and a bit cooler today, partly cloudy and cooler tonight,
Some AM clouds, mostly sunny and a bit cooler Saturday, mostly clear at night,
Sunny and a bit warmer Sunday, then mostly clear Sunday night.
free air freezing level 16,000 ft. today, 16,000 ft. falling to 15,000 ft. late tonight, 14,000 ft. Saturday, above 16,000 ft. Saturday night, 16,000 ft. Sunday, then above 16,000 ft. falling to 16,000 ft. late Sunday night.
highs 87-73 warming to 77 Saturday lows 46-48.
Sunny Monday (Labor Day), mostly clear Monday night,
Sunny and a bit warmer Tuesday, mostly clear at night,
Then mostly sunny and cooler Wednesday and Thursday, mostly clear Wednesday night.
free air freezing level 16,000 ft. Monday through Tuesday, 16,000 ft. falling to 15,000 ft. late Tuesday night, 15,000 ft. falling to 14,000 ft. Wednesday afternoon, 14, 000 ft. falling to 13,000 ft. Wednesday night, then 14,000 ft. Thursday.
highs near 78-64 lows 50-42.

_____

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: