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

Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Mist

46°F

8°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 45°F (7°C)
Visibility 5.00 mi
Last update 17 Jan 08:53 PM PST
Extended Forecast for

4 Miles NW Saint Helena CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. Calm wind becoming east northeast around 5 mph.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 67. Light east southeast wind.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. Calm wind becoming north northwest around 6 mph.

    Low: 46 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 67. North wind around 5 mph becoming calm in the morning.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44. Light south wind.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. Calm wind becoming east northeast around 5 mph.
Sunday
Sunny, with a high near 67. Light east southeast wind.
Sunday Night
Mostly clear, with a low around 46. Calm wind becoming north northwest around 6 mph.
M.L.King Day
Sunny, with a high near 67. North wind around 5 mph becoming calm in the morning.
Monday Night
Mostly clear, with a low around 44. Light south wind.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Patchy fog. Otherwise, partly cloudy, with a low around 43.
Friday
Patchy fog. Otherwise, sunny, with a high near 60.
Friday Night
A slight chance of rain. Patchy fog. Otherwise, partly cloudy, with a low around 42.
Saturday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Saint Helena CA
 38.55°N 122.53°W (Elev. 715 ft)
Last Update:
12:26 pm PST Jan 17, 2026
Forecast Valid:
9pm PST Jan 17, 2026-6pm PST Jan 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation