| NWS Forecast for: John Day Basin Issued by: National Weather Service Pendleton, OR Last Update: 1132 PM PDT Tue May 19 2026 |  |
| Rest Of Tonight: Partly cloudy. Lows in the lower to mid 40s. Light wind. Wednesday: Partly cloudy in the morning then clearing. Highs in the upper 60s to mid 70s. Light wind, becoming northwest 5 to 10 mph in the afternoon. Wednesday Night: Partly cloudy. Lows in the 40s. North wind 5 to 15 mph in the evening, becoming light. Thursday: Sunny. Highs in the 70s. Light wind. Thursday Night: Mostly clear. Lows in the 40s. Northeast wind 5 to 10 mph. Friday Through Sunday Night: Mostly clear. Highs in the mid 70s to mid 80s. Lows in the lower 40s to lower 50s. Memorial Day: Mostly cloudy. Highs in the lower to mid 70s. Monday Night: Breezy. Mostly cloudy with a 40 percent chance of rain showers. Lows in the upper 30s to lower 40s. Tuesday: Partly cloudy with a 20 percent chance of rain showers. Highs in the upper 50s to mid 60s. | |
| Zone Forecast: John Day Basin | |
Visit your local NWS office at: https://www.weather.gov/pdt |