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Sonoma State University Weather Forecast
| REST OF TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
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| Patchy Fog | Patchy Fog | Patchy Fog | Partly Cloudy | Patchy Fog | Partly Cloudy | Patchy Fog | Patchy Fog | Patchy Fog | Patchy Fog | Patchy Fog | Patchy Fog |
| Lo: 55°FLo: 13°C | Hi: 76°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 76°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 76°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 76°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 76°FHi: 24°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 902 PM PDT Thu Aug 20 2026 
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Issued: 1020 PM PDT Thu Aug 20 2026
Key Messages
Updated at 1017 PM PDT Thu Aug 20 2026- Temperatures will be close to or below normal into the beginning of next week
- Warm and dry conditions above 1000ft persist into the weekend
Aviation
... (06Z TAFS) Issued at 849 PM PDT Thu Aug 20 2026
It`s VFR except onshore winds will usher stratus and fog /MVFR-IFR- LIFR/ inland tonight and Friday morning. Patchy coastal drizzle is possible tonight and Friday morning. Conditions improve to MVFR-VFR late morning and afternoon Friday.
Vicinity of SF...