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Lake Alta Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  | |  |  |  | | | | | | |
| Clear | Sunny | Mostly Clear | Chance of Rain | Chance of Rain | Chance of Rain | Chance of Rain | Mostly Clear | Mostly Clear | Clear | Clear | Clear |
| Lo: 57°FLo: 14°C | Hi: 66°FHi: 19°C | Lo: 48°FLo: 9°C | Hi: 62°FHi: 17°C | Lo: 45°FLo: 7°C | Hi: 54°FHi: 12°C | Lo: 42°FLo: 6°C | Hi: 62°FHi: 17°C Lo: 44°FLo: 7°C | Hi: 62°FHi: 17°C Lo: 44°FLo: 7°C | Hi: 69°FHi: 21°C Lo: 48°FLo: 9°C | Hi: 69°FHi: 21°C Lo: 48°FLo: 9°C | Hi: 77°FHi: 25°C Lo: 53°FLo: 12°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1132 PM PDT Fri Oct 09 2026 
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Issued: 1249 PM PDT Fri Oct 9 2026
Key Messages
- Wind Advisory for the Delta and vicinity Valley locations in effect 11 PM tonight until 7 AM Saturday.
- Pattern chance this weekend-early next week: cooler temperatures, chances for precipitation, isolated thunderstorms, and mountain snow.
- Elevated Fire Weather conditions in the northern Sacramento Valley today, then again Sunday-Monday including the adjacent foothills
- Potential for first measurable snow of the season in the Sierra Sunday PM - Monday, south of US 50 and above 7000 fee...