Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Partly Cloudy

57°F

14°C

Humidity 58%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 27 Dec 02:20 PM PST
Extended Forecast for

Calistoga CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 52. Calm wind.

    High: 52 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 3am.  Otherwise, partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Sunny, with a high near 54. Calm wind.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. Light north northeast wind.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 57. Light north northeast wind.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 52. Calm wind.
Tonight
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 36. Calm wind.
Sunday
Sunny, with a high near 54. Calm wind.
Sunday Night
Mostly clear, with a low around 39. Light north northeast wind.
Monday
Sunny, with a high near 57. Light north northeast wind.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 57.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
A chance of rain. Areas of fog. Otherwise, mostly cloudy, with a low around 43.
New Year's Day
Rain likely. Areas of fog. Otherwise, mostly cloudy, with a high near 53.
Thursday Night
Rain likely. Areas of fog. Otherwise, cloudy, with a low around 44.
Friday
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Calistoga CA
 38.58°N 122.59°W (Elev. 525 ft)
12:27 pm PST Dec 27, 2025
2pm PST Dec 27, 2025-6pm PST Jan 2, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database