Heat Advisory issued July 6 at 8:54PM PDT until July 11 at 10:00PM PDT by NWS Pendleton OR

Tag : weather

* WHAT...Hot temperatures with modest overnight relief. Afternoon high temperatures potentially reaching 105 degrees in the Grande Ronde Valley, with highs in the 90s up to or exceeding 100 degrees in the mountains and mountain valleys. Overnight and morning low temperatures in the 50 and 60s. * WHERE...Blue Mountains of Oregon and Washington, Grande Ronde Valley, and Wallowa County. * WHEN...From noon Monday to 10 PM PDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...In Wallowa County, hottest temperatures will be in the canyons, especially Hells Canyon. Moderate to locally Extreme HeatRisk (risk of heat-related impacts) is anticipated through the duration of the event.