National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

Lat: 38.5°NLon: 122.81667°WElev: 125.0ft.

Clear

43°F

6°C

Humidity 86%
Wind Speed NW 3 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 29 Oct 02:05 AM PDT
Extended Forecast for

6 Miles SW Saint Helena CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 64. Calm wind becoming south around 5 mph in the afternoon.

    High: 64 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Cloudy during the early evening, then gradual clearing, with a low around 48. Calm wind.

    Low: 48 °F

    Gradual
    Clearing

  • Friday

    Friday: Sunny, with a high near 62. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 47. West southwest wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 51. Calm wind.
Thursday
Mostly cloudy, with a high near 64. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Cloudy during the early evening, then gradual clearing, with a low around 48. Calm wind.
Friday
Sunny, with a high near 62. Calm wind becoming west southwest around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 47. West southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 59.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 46.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 65.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 52.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Saint Helena CA
 38.43°N 122.52°W (Elev. 1093 ft)
Last Update:
1:26 am PDT Oct 29, 2026
Forecast Valid:
2am PDT Oct 29, 2026-6pm PST Nov 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation