Weather Alerts For Portland, OR

# HEADLINE -------------------- HEAT ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING # DETAILS -------------------- WHAT Temperatures as high as 95 to 100 degrees. WHERE Greater Portland/Vancouver Metro, Western and Central Columbia River Gorge and the Hood River Valley, Lower Columbia River and Cowlitz River Valleys, Central Willamette Valley, and South Washington Cascade Foothills. WHEN Until 11 PM PDT this evening. IMPACTS Hot temperatures may cause heat illnesses. ADDITIONAL DETAILS Smoke from fires outside of the region or clouds moving into the area could result in cooler daytime high temperatures than currently forecast. There is around a 15-25% chance of thunderstorms on Wednesday afternoon which may increase cloud cover and thus cause temperatures to be slightly lower than forecast. ISSUED AT Wednesday, July 22, 2026 at 11:56 AM PDT ISSUED BY National Weather Service Portland OR HEADER URGENT - WEATHER MESSAGE # 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. # AREAS AFFECTED -------------------- 84 Corridor, Central Columbia River Gorge SR 14 Corridor, Inner Vancouver Metro, Upper Hood River Valley, 84 Corridor, Central Columbia River Gorge I, Cowlitz County Lowlands, East Central Willamette Valley, East Clark County Lowlands, East Portland Metro, Inner Portland Metro, Lower Columbia River, North Clark County Lowlands, Outer Southeast Portland Metro, Portland West Hills and Chehalem Mountain, South Washington Cascade Foothills, Tualatin Valley, West Central Willamette Valley, West Columbia River Gorge I, West Columbia River Gorge SR 14 Corridor Including the cities of Beacon Rock SP, Boring, Sylvan Hill, Sandy, McMinnville, Tigard, Bonneville, Silverton, Parkdale, Camas, Stayton, Cape Horn, Skyline Drive, Hillsboro, Stevenson, Battle Ground, Salmon Creek, Estacada, Newberg, Rockcreek, Lake Oswego, Fairview, Scappoose, Salem, Wilsonville, Odell, Kelso, Lake Merwin, Multnomah Falls, North Bonneville, Rooster Rock, Oregon City, Evergreen, Sellwood, Sheridan, Washougal, Monmouth, Hood River, Underwood, Yacolt, St. Helens, Eagle Creek, Ridgefield, Troutdale, Chehalem Mountain, Keizer, Happy Valley, Amboy, Cascade Locks, Hockinson, Woodland, Castle Rock, Toutle, Carson, Portland, Kalama, Sherwood, Woodburn, Rainier, Clatskanie, Molalla, Gresham, Brush Prairie, Wyeth, La Center, Vancouver, Forest Grove, Longview, and Dallas

Closest strike: 11.75 miles Storms Approaching Stay alert and frequently check WeatherBug to see if storms are moving toward you. Be mindful that new storms can also form with little notice.