Fire Weather Concerns in the South-Central U.S.; Heavy Precipitation in Northern California and the Great Lakes

Strong winds and dry conditions will promote elevated to critical fire weather conditions across southeast Colorado into the southern Plains and extending into the Ozarks. An atmospheric river will bring heavy rain and a flash flood threat to northern California and heavy mountain snow in the Cascades and Northern Rockies. A clipper system will bring heavy snow to the Great Lakes. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Rain

57°F

14°C

Humidity 93%
Wind Speed SSE 6 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 55°F (13°C)
Visibility 8.00 mi
Last update 24 Feb 07:35 AM PST
Extended Forecast for

Saint Helena CA

  • Today

    Today: Rain.  High near 60. Calm wind becoming east southeast around 5 mph in the afternoon.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 60 °F

    Rain

  • Tonight

    Tonight: Rain likely, mainly before 7pm.  Patchy fog.  Otherwise, mostly cloudy, with a low around 52. Calm wind.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday

    Wednesday: Areas of fog before 11am.  Otherwise, partly sunny, with a high near 68. Calm wind.

    High: 68 °F

    Areas Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 9pm.  Otherwise, mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 72. Calm wind.

    High: 72 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 52.

    Low: 52 °F

    Patchy Fog

  • Saturday

    Saturday: A slight chance of rain.  Partly sunny, with a high near 71.

    High: 71 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Rain. High near 60. Calm wind becoming east southeast around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tonight
Rain likely, mainly before 7pm. Patchy fog. Otherwise, mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 68. Calm wind.
Wednesday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 48. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 72. Calm wind.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 74.
Friday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 52.
Saturday
A slight chance of rain. Partly sunny, with a high near 71.
Saturday Night
A slight chance of rain. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 50.
Sunday
A slight chance of rain. Areas of fog. Otherwise, partly sunny, with a high near 68.
Sunday Night
A slight chance of rain. Patchy fog. Otherwise, partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Helena CA
 38.51°N 122.46°W (Elev. 203 ft)
5:12 am PST Feb 24, 2026
7am PST Feb 24, 2026-6pm PST Mar 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