Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

rain,mist

55°F

13°C

Humidity 93%
Wind Speed SW 8 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 54°F (12°C)
Visibility 2.00 mi
Last update 20 Apr 03:35 PM PDT
Extended Forecast for

4 Miles W Saint Helena CA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm before 5pm, then rain and possibly a thunderstorm after 5pm.  High near 52. South southwest wind around 9 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 52 °F

    Showers

  • Tonight

    Tonight: Rain.  Low around 49. South southwest wind around 6 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Rain

  • Tuesday

    Tuesday: Rain and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm.  High near 53. South wind 6 to 8 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 53 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 47. West southwest wind 6 to 8 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 11am.  Mostly sunny, with a high near 56. West southwest wind 5 to 7 mph.

    High: 56 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm before 5pm, then rain and possibly a thunderstorm after 5pm. High near 52. South southwest wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain. Low around 49. South southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 53. South wind 6 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 47. West southwest wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 30 percent chance of rain, mainly before 11am. Mostly sunny, with a high near 56. West southwest wind 5 to 7 mph.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Partly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Saint Helena CA
 38.52°N 122.55°W (Elev. 1998 ft)
1:26 pm PDT Apr 20, 2026
3pm PDT Apr 20, 2026-6pm PDT Apr 27, 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