| NWS Forecast for: Grande Ronde Valley Issued by: National Weather Service Pendleton, OR Last Update: 255 PM PST Sat Dec 27 2025 | |
| Tonight: Mostly cloudy. Lows in the lower to mid 20s. North wind 5 to 10 mph with gusts to around 20 mph in the evening, becoming light. Sunday: Mostly sunny. Patchy fog in the morning. Highs in the mid to upper 30s. Light wind. Sunday Night: Partly cloudy. Lows in the lower to mid 20s. Light wind, becoming southeast 5 to 10 mph overnight. Monday: Mostly sunny. Highs in the upper 30s. South wind 5 to 10 mph with gusts to around 20 mph. Monday Night: Partly cloudy. Lows in the lower to mid 20s. South wind 5 to 10 mph. Tuesday Through New Years Day: Partly cloudy. Highs in the lower to mid 40s. Lows in the mid 20s to lower 30s. Thursday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the lower 30s. Friday: Rain or snow likely. Highs in the lower 40s. Chance of precipitation 70 percent. Friday Night: Mostly cloudy with a 40 percent chance of rain or snow. Lows in the mid to upper 20s. Saturday: Partly sunny with a chance of rain or snow. Highs around 40. Chance of precipitation 40 percent. | |
| Zone Forecast: Grande Ronde Valley | |
Visit your local NWS office at: https://www.weather.gov/pdt |