Heat advisory for Eastern Columbia River Gorge of Washington until early Thursday morning

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At 11 a.m. on Wednesday, the NWS Pendleton OR released a heat advisory in effect until Thursday at 5 a.m. for Eastern Columbia River Gorge of Washington.

The NWS informs, "Hot conditions with temperatures up to 100 degrees expected. This will pose a moderate to locally major risk of heat-related illness."

"Hot temperatures may cause heat illnesses," says the NWS.

This advisory is in effect until Thursday at 5 a.m.

Protect yourself during a heat wave with these tips from the NWS

• Stay hydrated: Make sure to drink plenty of fluids.
• Find cool shelter: Stay in an air-conditioned room.
• Avoid direct sun exposure: Protect yourself and check on vulnerable relatives and neighbors.
• Child and pet welfare: Never forget to safeguard young children and pets by not leaving them unattended in vehicles, especially during scorching weather when car interiors can become life-threateningly hot.
• Exercise caution outdoors: If you work or spend time outside, take additional safety measures.
• Find the right time: Consider rescheduling strenuous activities to early morning or evening if possible.
• Familiarize yourself with warning signs: Know the symptoms of heat exhaustion and heat stroke.
• Dress appropriately: Wear lightweight, loose-fitting clothing to stay comfortable.

For a safer outdoor work environment, follow the Occupational Safety and Health Administration (OSHA)'s guidance by scheduling regular rest breaks in shaded or air-conditioned places. If anyone shows signs of heat illness, promptly move them to a cool, shaded area. In an emergency, call 911.

Source: The National Weather Service

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This story was originally published July 15, 2026 at 11:05 AM.