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Sonoma Valley High School Weather Forecast
| REST OF TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
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| Partly Cloudy | Chance of Showers | Chance of Showers | Patchy Fog | Patchy Fog | Mostly Clear | Patchy Fog | Patchy Fog | Patchy Fog | Partly Cloudy | Patchy Fog | Patchy Fog |
| Hi: 90°FHi: 32°C | Lo: 56°FLo: 13°C | Hi: 76°FHi: 24°C | Lo: 50°FLo: 10°C | Hi: 80°FHi: 27°C | Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C | Hi: 77°FHi: 25°C | Lo: 46°FLo: 8°C | Hi: 71°FHi: 22°C | Lo: 46°FLo: 8°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1102 AM PDT Thu Aug 27 2026 
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Issued: 1222 PM PDT Thu Aug 27 2026
Key Messages
Updated at 1201 AM PDT Thu Aug 27 2026- Slight chance of thunderstorms this morning, with shower chances through Friday
- Slight cooling today, with temperatures close to seasonal averages
- Cooling trend continues Friday into the next week
Aviation
... (18Z TAFS) Issued at 1222 PM PDT Thu Aug 27 2026
Quite an interesting set up today. A moisture plume is moving across our region from the southwest and is producing lightning offshore as well as some light rain. Whether rain will reach the gr...