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

Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

45°F

7°C

Humidity 100%
Wind Speed N 5 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 06 Feb 03:15 AM PST
Extended Forecast for

4 Miles W Saint Helena CA

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 57. Light north northwest wind.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 64. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. West wind 3 to 5 mph.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 62. Calm wind becoming west around 5 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51. Northwest wind 3 to 6 mph.

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 58.

    High: 58 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain before 10pm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of rain after 10pm. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 57. Light north northwest wind.
Friday
Sunny, with a high near 64. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 52. West wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 62. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 51. Northwest wind 3 to 6 mph.
Sunday
A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 58.
Sunday Night
A 30 percent chance of rain before 10pm. Mostly cloudy, with a low around 52.
Monday
Mostly cloudy, with a high near 57.
Monday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 49.
Tuesday
A chance of rain, mainly after 10am. Partly sunny, with a high near 53.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46.
Wednesday
A chance of rain. Partly sunny, with a high near 54.
Wednesday Night
A slight chance of rain. Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Saint Helena CA
 38.52°N 122.55°W (Elev. 1998 ft)
Last Update:
12:39 am PST Feb 6, 2026
Forecast Valid:
3am PST Feb 6, 2026-6pm PST Feb 12, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation