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

Hazardous Weather Conditions

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Fog

48°F

9°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 47°F (8°C)
Visibility 0.50 mi
Last update 25 Nov 11:53 PM PST
Extended Forecast for

2 Miles NW Saint Helena CA

Dense Fog Advisory November 26, 12:09am until November 26, 11:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory November 26, 12:09am until November 26, 11:00am

    NOW until 11:00am Wed

    Dense Fog Advisory

  • Overnight

    Low: 42 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: Sunny, with a high near 68. Calm wind.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 67. Calm wind.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Friday

    Friday: Areas of fog before 11am. Otherwise, mostly sunny, with a high near 64.

    High: 64 °F

    Areas Fog
    then Mostly
    Sunny

  • Friday Night

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

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Overnight
Patchy dense fog before 3am. Otherwise, partly cloudy, with a low around 42. Calm wind.
Wednesday
Sunny, with a high near 68. Calm wind.
Wednesday Night
Partly cloudy, with a low around 45. Calm wind.
Thanksgiving Day
Mostly sunny, with a high near 67. Calm wind.
Thursday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 44. Calm wind.
Friday
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Saint Helena CA
 38.53°N 122.49°W (Elev. 262 ft)
Last Update:
10:12 pm PST Nov 25, 2025
Forecast Valid:
12am PST Nov 26, 2025-6pm PST Dec 2, 2025
 
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Additional Resources

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