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Donner Memorial State ParkDonner Lake, CA Weather Forecast
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Donner Lake Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SATURDAY NIGHT |
 |  |  |  |  | | |  | | | | |
| Smoke | Mostly Cloudy | Clearing | Sunny | Clear | Sunny | Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Clear |
| Lo: 49°FLo: 9°C | Hi: 73°FHi: 23°C | Lo: 46°FLo: 8°C | Hi: 75°FHi: 24°C | Lo: 46°FLo: 8°C | Hi: 77°FHi: 25°C | Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C Lo: 48°FLo: 9°C | Hi: 75°FHi: 24°C Lo: 48°FLo: 9°C | Hi: 70°FHi: 21°C Lo: 43°FLo: 6°C | Hi: 70°FHi: 21°C Lo: 43°FLo: 6°C | Hi: 68°FHi: 20°C Lo: 42°FLo: 6°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 231 PM PDT Sun Sep 20 2026 
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Issued: 202 PM PDT Sun Sep 20 2026
Key Messages
- Dry and mild conditions persist for the rest of today.
- Precipitation potential returns Monday, especially for Mineral County and the eastern Sierra.
- Plan on increased winds by Thursday and a return of precipitation chances by Friday.
Discussion
...
The latest RAP analysis of the upper air pattern shows the CWA underneath an upper ridge with an upper low off the CA coast this afternoon. Going through the rest of the day, models show the Pacific low progressing east toward CA and beginnin...