Sites, CA Weather Forecast
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| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY |
| Partly Cloudy | Chance of Rain | Chance of T-Storm | Chance of T-Storm | Chance of Rain | Chance of Rain | Mostly Sunny | Clear | Clear | Mostly Clear | Mostly Clear | Mostly Clear |
| Hi: 70°FHi: 21°C | Lo: 57°FLo: 14°C | Hi: 72°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 52°FLo: 11°C | Hi: 73°FHi: 23°C | Hi: 74°FHi: 23°C Lo: 50°FLo: 10°C | Hi: 74°FHi: 23°C Lo: 50°FLo: 10°C | Hi: 74°FHi: 23°C Lo: 50°FLo: 10°C | Hi: 74°FHi: 23°C Lo: 50°FLo: 10°C | Hi: 74°FHi: 23°C Lo: 50°FLo: 10°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1132 AM PDT Tue Oct 20 2026 

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Issued: 110 PM PDT Tue Oct 20 2026
Key Messages
- Widespread precipitation late today through Thursday, with below normal temperatures, thunderstorm chances, and high elevation snow showers.
- Ridging builds into the region end of the week and into the weekend, with a slight chance for precipitation Sunday into early next week.
Discussion
...
...Today through Thursday...
Satellite has a broad area of broken clouds across CA this afternoon, with a few isolated showers in parts of the Sierra. Current HIRES guidance has showers and isolated ...
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