Weather WorldJefferson County, OR Weather Forecast
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Jefferson County Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | MONDAY | TUESDAY |
 |  |  |  |  | | | | | |
| Clearing | Mostly Clear | Chance of Showers | Chance of Showers | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear |
| Hi: 70°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 70°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 77°FHi: 25°C | Hi: 80°FHi: 27°C Lo: 46°FLo: 8°C | Hi: 80°FHi: 27°C Lo: 46°FLo: 8°C | Hi: 80°FHi: 27°C Lo: 46°FLo: 8°C | Hi: 80°FHi: 27°C Lo: 46°FLo: 8°C | Hi: 80°FHi: 27°C Lo: 46°FLo: 8°C |
| POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 457 AM PDT Wed Sep 16 2026 
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Issued: 436 AM PDT Wed Sep 16 2026
Key Messages
- Very low (5-15%) chance of thunderstorms today for central Oregon, mainly south of the Bend metro.
- Increasing chances of showers tonight (Thursday night) through Friday for central/eastern Oregon and southeast Washington. Highest chances for the Blue Mountains.
- Slight chance to chance (10-30%) of thunderstorms over the Blue Mountains and vicinity Thursday. Lower chances (10-20%) for the northeast Blue Mountains region Friday.
- Temperatures will slowly warm to above normal by the end o...