Heat Advisory
Status
Event Continued Active alertStart Time
Tue 08/04/2026 03:00 PM EDTEnd Time
Thu 08/06/2026 02:00 AM EDTSignificance
AdvisoryImpacts
Low impact
Locations Affected
Portland, OR ∙ Salem, OR ∙ Vancouver, WA ∙ Eugene, OR ∙ Gresham, OR ∙ Beaverton, OR ∙ Hillsboro, OR ∙ Springfield, OR ∙ Corvallis, OR ∙ Albany, ORFull Alert Message
URGENT - WEATHER MESSAGE National Weather Service Portland OR 1149 AM PDT Mon Aug 3 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO 11 PM PDT WEDNESDAY... * WHAT...Afternoon high temperatures of 95 to 100 degrees and morning low temperatures of 60 to 65 degrees expected. * WHERE...Portions of northwest and west central Oregon and southwest Washington. * WHEN...From noon Tuesday to 11 PM PDT Wednesday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Wildfire smoke is beginning to increase west of the Cascades over far northwest Oregon and southwest Washington, which may limit high temperatures by approximately 1-3 degrees. However, temperatures will still be hot enough to bring an increased risk of heat-related illnesses even if temperatures are dampened a few degrees from smoke. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Technical Header
ORZ104-105-108>118-WAZ204>208-040600- /O.CON.KPQR.HT.Y.0005.260804T1900Z-260806T0600Z/ North Oregon Coast Range Lowlands-Central Oregon Coast Range Lowlands-Lower Columbia River-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-Cowlitz County Lowlands-North Clark County Lowlands-Inner Vancouver Metro-East Clark County Lowlands- South Washington Cascade Foothills- Including the cities of Hillsboro, Monroe, Sellwood, Monmouth, Dallas, Corvallis, Brush Prairie, Eugene, Alsea, Sherwood, Stayton, Keizer, Kelso, Boring, Lake Oswego, Creswell, Vancouver, Grand Ronde, Gresham, Cottage Grove, Philomath, St. Helens, Salmon Creek, Silverton, Harrisburg, Rockcreek, Longview, Kalama, Sheridan, Vernonia, Evergreen, Scappoose, Estacada, McMinnville, Lake Merwin, Oregon City, Sandy, Happy Valley, Grand Ronde Indian Reservation, Chehalem Mountain, Tigard, Clatskanie, Battle Ground, Brownsville, Hockinson, Forest Grove, Newberg, Fairview, Springfield, Toutle, Woodland, Mapleton, Eagle Creek, Albany, Camas, Portland, Salem, Rainier, Yacolt, Alma, Jewell, Woodburn, Amboy, Glenwood, Troutdale, Sylvan Hill, Junction City, Hoskins, Skyline Drive, Knappa, Wilsonville, Ridgefield, La Center, Molalla, Castle Rock, Lebanon, Necanicum, and Washougal 1149 AM PDT Mon Aug 3 2026
