Tim Chuey Weather

July 29, 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 EXCESSIVE HEAT WARNING IS IN EFFECT UNTIL 9 PM SATURDAY FOR THE GREATER PORTLAND METRO AREA, THE UPPER HOOD RIVER VALLEY, THE WESTERN COLUMBIA RIVER GORGE, THE CENTRAL COLUMBIA RIVER GORGE, THE CENTRAL WILLAMETTE VALLEY .
AN EXCESSIVE HEAT WARNING IS IN EFFECT UNTIL 11 PM SATURDAY FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON, THE LOWER COLUMBIA BASIN OF OREGON, THE JOHN DAY BASIN, THE OCHOCO, THE GRANDE RONDE VALLEY, THE JOHN DAY HIGHLANDS, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, NORTH CENTRAL OREGON, AND CENTRAL OREGON, THE NORTHERN BLUE MOUNTAINS OF OREGON, THE SOUTHERN BLUE MOUNTAINS OF OREGON, AND THE NORTHWEST BLUE MOUNTAINS.
AN EXCESSIVE HEAT WARNING IS IN EFFECT UNTIL 11 PM SATURDAY FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS AND THE SOUTH CENTRAL OREGON CASCADES, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, AND THE SOUTH CENTRAL OREGON CASCADES.
AN EXCESSIVE HEAT WARNING IS IN EFFECT UNTIL 9 PM SATURDAY FOR THE SISKIYOU MOUNTAINS, THE SOUTHERN OREGON CASCADES, AND THE KLAMATH BASIN.
A EXCESSIVE HEAT WARNING IS IN EFFECT FROM 11 AM UNTIL 9 PM SUNDAY FOR MALHEUR COUNTY AND THE OREGON LOWER TREASURE VALLEY.
A HEAT ADVISORY IS IN EFFECT UNTIL 11 PM FRIDAY FOR WALLOWA COUNTY, THE GRANDE RONDE VALLEY, AND THE EAST SLOPES OF THE OREGON CASCADES.
A HEAT ADVISORY IS IN EFFECT UNTIL 9 PM SATURDAY BELOW 4,000 FT. FOR THE NORTHERN OREGON CASCADES AND THE CASCADES IN LANE COUNTY.
*HEAT ADVISORY IS IN EFFECT UNTIL 9 PM SATURDAY FOR NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
A HEAT ADVISORY IS IN EFFECT UNTIL 9 PM SATURDAY FOR CENTRAL DOUGLAS COUNTY.
A HEAT ADVISORY IS IN EFFECT UNTIL 9 PM SATURDAY FOR THE COAST RANGE ON NORTHWEST OREGON, THE CENTRAL COAST RANGE OF WESTERN OREGON, THE NORTHERN OREGON CASCADE FOOTHILLS, THE CASCADE FOOTHILLS IN LANE COUNTY, THE LOWER COLUMBIA, AND THE SOUTH WILLAMETTE VALLEY.
A HEAT ADVISORY IS IN EFFECT UNTIL 11 AM SUNDAY FOR MALHEUR COUNTY.
A HEAT ADVISORY IS IN EFFECT UNTIL 8 PM SUNDAY FOR HARNEY COUNTY AND BAKER COUNTY.
AN AIR QUALITY ALERT IS IN EFFECT UNTIL 9 PM SATURDAY FOR THE LOWER COLUMBIA, THE GREATER PORTLAND METRO AREA, THE CENTRAL WILLAMETTE VALLEY, AND THE SOUTH WILLAMETTE VALLEY.

HEALTH ADVISORIES

THE PUBLIC HEALTH ADVISORY ISSUED FOR UNSAFE LEVELS OF FECAL BACTERIA IN OCEAN WATERS AT D RIVER BEACH IN LINCOLN COUNTY HAS BEEN LIFTED.
A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR AREAS AROUND EAGLE RIDGE COUNTY PARK IN UPPER KLAMATH LAKE IN KLAMATH 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 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) strengthens again for warmup that is a real heat wave. The graphics for days 1-3 show no frontal systems attempting to move southward into Oregon. The graphics for days 3-7 Monday through Friday show a frontal system pushing into the Pacific Northwest next Tuesday through next Thursday.
NOTE: AN AIR QUALITY ALERT IS IN EFFECT UNTIL 9 PM SATURDAY FOR THE LOWER COLUMBIA, THE GREATER PORTLAND METRO AREA, THE CENTRAL WILLAMETTE VALLEY, AND THE SOUTH WILLAMETTE VALLEY.

Forecast for the South Willamette Valley including Eugene-Springfield:

Mostly sunny and HOT today, mostly clear tonight,
Mostly sunny and Still HOT Saturday, mostly clear at night,
Partly cloudy and a just bit cooler Sunday, then partly cloudy with a slight (20%) chance of showers late Sunday night.
highs 99-93 lows 62-60.
A mix of clouds and sun and a bit cooler Monday, partly cloudy Monday night,
Partly cloudy and a bit cooler Tuesday, partly cloudy at night,
Some AM clouds, mostly sunny Wednesday afternoon, partly cloudy Wednesday night,
Then partly cloudy and a bit warmer Thursday.
highs 87-82 warming to 84 Thursday lows 57-54. (Seasonal Averages high 86 low 53)

Forecast for the Umpqua Valley including Roseburg:

AM haze, sunny and Hot today, mostly clear with a slight (20%) chance of evening thunderstorms, just mostly clear late tonight,
Mostly sunny and Hot Saturday with a slight (20%) chance of afternoon and evening thunderstorms, partly cloudy with a slight (20%) chance of thunderstorms late at night,
Partly cloudy and a bit cooler Sunday with a slight (20%) chance of thunderstorms, a slight (20%) chance of evening thunderstorms, then just partly cloudy late Sunday night.
highs 101-95 lows 64-62.
Partly cloudy and a bit cooler Monday, partly cloudy Monday night,
Partly cloudy and cooler Tuesday, mostly clear at night,
Mostly sunny Wednesday, mostly clear Wednesday night,
Then partly cloudy and a bit warmer Thursday.
highs 90-82 warming to 84 Thursday lows 60-56. (Seasonal Averages high 88 low 59).
highs 90-82 warming to 84 Thursday lows 60-56. (Seasonal Averages high 88 low 59).

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

Mostly cloudy and hazy with patchy AM fog, sunny and a bit warmer this afternoon with patchy coastal fog this afternoon, partly cloudy with patchy evening coastal fog, mostly cloudy with patchy coastal fog late tonight,
Mostly cloudy start, partly cloudy warmer Saturday afternoon and evening, mostly cloudy with patchy coastal fog at night while partly cloudy with a slight (20%) chance of inland thunderstorms at night,
Mostly cloudy and a bit cooler with a slight (20%) chance of thunderstorms Sunday, then mostly cloudy with patchy fog late Sunday night.
highs near 68 lows near 56.
Mostly cloudy with patchy AM fog, partly cloudy and a bit warmer Monday afternoon and evening, mostly cloudy late Monday night,
Partly cloudy and a bit cooler Tuesday, partly cloudy at night,
Partly cloudy Wednesday, partly cloudy with patchy fog late Wednesday night,
Then partly cloudy and slightly warmer Thursday.
highs 73-72 warming back to 73 Thursday lows 56-54. (Seasonal Averages high 67 low 54)

Forecast for the Northern Oregon Cascades including Willamette Pass:

Mostly sunny and still Hot today, mostly clear tonight.
Mostly sunny and a bit cooler but still Hot Saturday, partly cloudy at night,
AM clouds, partly cloudy and a bit cooler with a slight (20%) chance of showers Sunday afternoon and evening, then partly cloudy with a slight (20%) chance of showers late Sunday night.
free air freezing level 16,000 ft. today through Sunday, then snow level above 8,000 ft. Sunday night.
highs 84-87 lows 62-54.
Partly cloudy and cooler with a slight (20%) of showers Monday and a slight (20%) chance of afternoon thunderstorms, partly cloudy with a slight (20%) chance of showers Monday night,
Partly cloudy and a bit cooler with a slight (20%) chance of showers Tuesday, just partly cloudy at night,
Partly cloudy and a bit cooler Wednesday and Wednesday night,
Then partly cloudy and a bit warmer Thursday.
snow level above 8,000 ft. Monday through Tuesday, then free air freezing level 14,000 ft. Tuesday night through Thursday.
highs 78-69 warming to 73 Thursday lows 50-45.

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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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Mostly clear again tonight, then sunshine and slightly cooler for your Friday.

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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: