179
WWUS76 KPQR 102048
NPWPQR

URGENT - WEATHER MESSAGE
National Weather Service Portland OR
148 PM PDT Sun Aug 10 2025

ORZ109>125-WAZ205>207-209-210-111200-
/O.CON.KPQR.XH.W.0001.000000T0000Z-250813T0500Z/
Tualatin Valley-Portland West Hills and Chehalem Mountain-Inner
Portland Metro-East Portland Metro-Outer Southeast Portland Metro-
West Central Willamette Valley-East Central Willamette Valley-
Benton County Lowlands-Linn County Lowlands-Lane County Lowlands-
West Columbia River Gorge of Oregon above 500 ft-West Columbia
River Gorge I-84 Corridor-Upper Hood River Valley-Central
Columbia River Gorge I-84 Corridor-Clackamas County Cascade
Foothills-Cascade Foothills of Marion and Linn Counties-Lane
County Cascade Foothills-North Clark County Lowlands-Inner
Vancouver Metro-East Clark County Lowlands-West Columbia River
Gorge SR 14 Corridor-Central Columbia River Gorge SR 14 Corridor-
Including the cities of Fairview, Creswell, Camas, Silver Falls,
Lake Oswego, Sylvan Hill, Hillsboro, North Bonneville, Cape Horn,
Carson, Stayton, Cascade Locks, Forest Grove, Happy Valley,
Monroe, Rooster Rock, Vida, Oregon City, Lebanon, Oakridge,
Philomath, Beacon Rock SP, Rockcreek, Corvallis, Eugene,
Evergreen, Boring, Chehalem Mountain, Monmouth, Odell, Eagle
Creek, Cottage Grove, Silverton, Parkdale, Harrisburg, Dallas,
Molalla, Corbett, Brownsville, Detroit, McKenzie Bridge, Sandy,
Mill City, Albany, Bonneville, Stevenson, Springfield, Troutdale,
McMinnville, Brightwood, Wilsonville, Keizer, Skyline Drive,
Junction City, Vancouver, Sellwood, Hood River, Estacada,
Cherryville, Gresham, Brush Prairie, Hockinson, Salem, Welches,
Wyeth, Tigard, Woodburn, Rhododendron, Underwood, Sheridan,
Washougal, Newberg, La Center, Ridgefield, Sherwood, Portland,
Salmon Creek, Multnomah Falls, and Battle Ground
148 PM PDT Sun Aug 10 2025

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 10 PM PDT TUESDAY...

* WHAT...Dangerously hot conditions with temperatures of 97 to 102
  degrees F. Overnight temperatures of 63 to 70 degrees F.

* WHERE...Greater Portland/Vancouver Metro, Western and Central
  Columbia River Gorge, the Corbett area and the Hood River Valley,
  Central and Southern Willamette Valley, and Foothills of the
  Northern and Central Oregon Cascades.

* WHEN...Until 10 PM PDT Tuesday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events.

* ADDITIONAL DETAILS...Highest temperatures will be on Monday,
  especially from Corvallis southward. Overnight conditions will
  begin to cool on Tuesday night into Wednesday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in a cool place during the heat of the
day, stay out of the sunshine, and check up on relatives and
neighbors. For those without air conditioning, use fans to keep air
moving. Keeps windows closed during the day and open at night,
unless air quality is degraded due to wildfire smoke.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Monitor the latest forecasts and warnings for updates.

&&

$$

ORZ104-105-108-WAZ202-204-208-111200-
/O.CON.KPQR.HT.Y.0004.000000T0000Z-250813T0500Z/
North Oregon Coast Range Lowlands-Central Oregon Coast Range
Lowlands-Lower Columbia River-Willapa and Wahkiakum Lowlands-
Cowlitz County Lowlands-South Washington Cascade Foothills-
Including the cities of Mapleton, Clatskanie, Grand Ronde,
Rosburg, Grand Ronde Indian Reservation, Lebam, Jewell, Willapa,
Necanicum, Longview, Toutle, Kelso, Amboy, Hoskins, Alma, Alsea,
Lake Merwin, Rainier, Kalama, Vernonia, Cathlamet, Knappa,
Woodland, Scappoose, Castle Rock, St. Helens, Yacolt, and
Glenwood
148 PM PDT Sun Aug 10 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT TUESDAY...

* WHAT...Temperatures of 90-98 degrees F. Overnight temperatures of
  59 to 65 degrees F.

* WHERE...North and Central Coast Range Valleys of Oregon, Lower
  Columbia River and Cowlitz River Valleys, Willapa and Wahkiakum
  Lowlands, and South Washington Cascade Foothills.

* WHEN...Until 10 PM PDT Tuesday.

* IMPACTS...Hot temperatures may cause heat illnesses.

* ADDITIONAL DETAILS...Highest overnight temperatures north of Hwy
  18 in Oregon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in a cool place during the heat of the
day, stay out of the sunshine, and check up on relatives and
neighbors. For those without air conditioning, use fans to keep air
moving. Keeps windows closed during the day and open at night,
unless air quality is degraded due to wildfire smoke.

Monitor the latest forecasts and warnings for updates.

&&

$$

For more information from the National Weather Service visit
www.weather.gov/portland

27