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Ershim Lake Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | THURSDAY |
 |  |  |  |  | | | | |  | | |
| Chance of T-Storm | Chance of T-Storm | Chance of Showers | Mostly Sunny | Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Lo: 52°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 50°FLo: 10°C | Hi: 66°FHi: 19°C | Lo: 47°FLo: 8°C | Hi: 66°FHi: 19°C | Lo: 45°FLo: 7°C | Hi: 64°FHi: 18°C | Lo: 43°FLo: 6°C | Hi: 62°FHi: 17°C Lo: 44°FLo: 7°C | Hi: 62°FHi: 17°C Lo: 44°FLo: 7°C | Hi: 62°FHi: 17°C Lo: 44°FLo: 7°C |
| POP: 50% | POP: 70% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 310 PM PDT Thu Aug 27 2026 
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Issued: 1205 PM PDT Thu Aug 27 2026
Key Messages
1 Temperatures drop slightly Thursday and Friday before a significant decrease over the weekend.
2. Moisture tracking over the region in the late week period will bring a 10 to 30 percent chance of thunderstorms over the Sierra Nevada on Friday. 5 to 25 percent chance of precipitation Friday in the Valley.
3. Precipitation chances return middle of next week.
Discussion
... Here comes the clouds! A nice cloudy morning greeted most of the San Joaquin Valley as the first remnants of the for...