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Hazardous Weather Conditions
Current conditions at
Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)
Lat: 38.5°NLon: 122.81667°WElev: 125.0ft.
Clear
50°F
10°C
| Humidity | 87% |
| Wind Speed | W 3 MPH |
| Barometer | 29.97 in (1014.9 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 12 Oct 10:00 PM PDT |
Extended Forecast for
Saint Helena CA
Coastal Flood Advisory October 12, 10:15pm until October 14, 04:00pm
NOW until 4:00pm Wed

Coastal Flood Advisory
Tonight

Low: 45 °F
Mostly Clear
Tuesday

High: 76 °F
Sunny
Tuesday Night

Low: 47 °F
Mostly Clear
Wednesday

High: 82 °F
Sunny
Wednesday Night

Low: 51 °F
Mostly Clear
Thursday

High: 90 °F
Sunny
Thursday Night

Low: 53 °F
Mostly Clear
Friday

High: 91 °F
Sunny
Detailed Forecast
Tonight
Mostly clear, with a low around 45. Calm wind.
Tuesday
Sunny, with a high near 76. North wind 5 to 10 mph becoming light north northwest in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 47. Calm wind.
Wednesday
Sunny, with a high near 82. Calm wind.
Wednesday Night
Mostly clear, with a low around 51. Calm wind.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Patchy fog. Otherwise, sunny, with a high near 79.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 47.
Monday
A slight chance of rain. Mostly sunny, with a high near 72.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Saint Helena CA
38.51°N 122.46°W (Elev. 203 ft)
38.51°N 122.46°W (Elev. 203 ft)
8:52 pm PDT Oct 12, 2026
10pm PDT Oct 12, 2026-6pm PDT Oct 19, 2026



