| NWS Forecast for: East Slopes of the Oregon Cascades Issued by: National Weather Service Pendleton, OR Last Update: 1132 AM PDT Mon May 18 2026 | |
| Rest Of Today: Partly cloudy. Highs in the lower 50s to lower 60s, except in the lower to mid 60s valleys. Tonight: Mostly clear. Lows in the upper 20s to mid 30s. Tuesday: Sunny. Highs in the mid 50s to mid 60s, except in the mid 60s to lower 70s valleys. Gusts up to 20 mph in the afternoon. Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Wednesday: Sunny. Highs in the 60s, except in the upper 60s to mid 70s valleys. Wednesday Night Through Sunday: Mostly clear. Lows in the upper 30s to mid 40s. Highs in the lower 60s to lower 70s, except in the upper 60s to upper 70s valleys. | |
| Zone Forecast: East Slopes of the Oregon Cascades | |
Visit your local NWS office at: https://www.weather.gov/pdt |