Wintry Precipitation for the Northeast; Increasing Severe Weather Threat from the Plains to the Midwest

Wintry mixed precipitation will spread across the Northeast today, with light snow and ice accumulations forecast through southern New England. Meanwhile, the threat of severe weather will be increasing from the southern Plains to the Midwest, with rounds of showers and thunderstorms, some severe, expected each day through Friday. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Partly Cloudy

60°F

16°C

Humidity 74%
Wind Speed SW 5 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 03 Mar 11:53 AM PST
Extended Forecast for

Saint Helena CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 70. Light and variable wind.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 9pm.  Otherwise, mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 7am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 66. Calm wind becoming west northwest 5 to 8 mph in the morning. Winds could gust as high as 20 mph.

    High: 66 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 43. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 43 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 68. North northwest wind 3 to 7 mph. Winds could gust as high as 18 mph.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 70. Light and variable wind.
Tonight
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 46. Calm wind.
Wednesday
Patchy fog before 7am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 66. Calm wind becoming west northwest 5 to 8 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 43. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 68. North northwest wind 3 to 7 mph. Winds could gust as high as 18 mph.
Thursday Night
Clear, with a low around 47.
Friday
Sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 51.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 51.
Monday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Helena CA
 38.51°N 122.46°W (Elev. 203 ft)
11:22 am PST Mar 3, 2026
12pm PST Mar 3, 2026-6pm PDT Mar 9, 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