Calpine Reservoir, CA Weather Forecast
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Calpine Reservoir Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | FRIDAY |
| Sunny | Partly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Clear | Clear | Clear | Clear | Clear |
| Hi: 72°FHi: 22°C | Lo: 33°FLo: 1°C | Hi: 56°FHi: 13°C | Lo: 29°FLo: -2°C | Hi: 54°FHi: 12°C | Lo: 27°FLo: -3°C | Hi: 61°FHi: 16°C Lo: 31°FLo: -1°C | Hi: 61°FHi: 16°C Lo: 31°FLo: -1°C | Hi: 72°FHi: 22°C Lo: 34°FLo: 1°C | Hi: 72°FHi: 22°C Lo: 34°FLo: 1°C | Hi: 72°FHi: 22°C Lo: 34°FLo: 1°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 231 AM PDT Sat Oct 10 2026 

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Issued: 153 AM PDT Sat Oct 10 2026
Key Messages
- Critical fire weather and hazardous lake conditions today due to strong southwest winds.
- A strong cold front will be arriving for Sunday, bringing much colder temperatures, rain showers and mountain snow showers that may linger into early next week.
- Moisture associated with Tropical Storm Rachel will boost shower chances.
Discussion
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Evidence of the inbound frontal boundary is showing up across central Oregon on the satellite returns this morning, soon to take aim at the northern bor...
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