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Calistoga, CA Weather Forecast
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Calistoga Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | THURSDAY | FRIDAY |
 |  |  |  |  | | | | | |
| Partly Cloudy | Partly Cloudy | Mostly Cloudy | Mostly Clear | Sunny | Clear | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy |
| Hi: 92°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C | Lo: 61°FLo: 16°C | Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 97°FHi: 36°C Lo: 61°FLo: 16°C | Hi: 97°FHi: 36°C Lo: 61°FLo: 16°C | Hi: 97°FHi: 36°C Lo: 61°FLo: 16°C | Hi: 76°FHi: 24°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 602 AM PDT Sat Oct 03 2026 
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Issued: 512 AM PDT Sat Oct 3 2026
Key Messages
Updated at 1243 AM PDT Sat Oct 3 2026- Moderate to major HeatRisk across the Bay Area and Central Coast Saturday and Sunday
- Moderate to major HeatRisk across the interior Bay Area and Central Coast Monday through Thursday
- Elevated fire weather conditions across the higher terrain through Thursday
Aviation
... (12Z TAFS) Issued at 512 AM PDT Sat Oct 3 2026
Satellite and surface observations show dense fog with surface visibilities less than 1/4 mile from the San Francisco Peninsula to the...