Pacific Storm System Across the West; Fire Weather Concerns in the Southeast

A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Fire weather concerns will continue into Tuesday across the Mid-South and Southeast as gusty winds and dry conditions persist. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Overcast

52°F

11°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 21 Apr 02:35 AM PDT
Extended Forecast for

4 Miles W Saint Helena CA

  • Overnight

    Overnight: Rain.  Low around 49. South wind 5 to 7 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Rain

  • Tuesday

    Tuesday: Showers and thunderstorms, mainly before 4pm, then rain likely and possibly a thunderstorm after 5pm.  High near 52. South wind 5 to 8 mph becoming west southwest in the afternoon.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 52 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain before 10pm, then a chance of rain after midnight.  Mostly cloudy, with a low around 47. West southwest wind 5 to 9 mph.  Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain before 11am.  Mostly sunny, with a high near 56. West southwest wind around 6 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance Rain
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. West northwest wind 6 to 8 mph.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63.

    High: 63 °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 65.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain. Low around 49. South wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers and thunderstorms, mainly before 4pm, then rain likely and possibly a thunderstorm after 5pm. High near 52. South wind 5 to 8 mph becoming west southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of rain before 10pm, then a chance of rain after midnight. Mostly cloudy, with a low around 47. West southwest wind 5 to 9 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 30 percent chance of rain before 11am. Mostly sunny, with a high near 56. West southwest wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly clear, with a low around 46. West northwest wind 6 to 8 mph.
Thursday
Sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 51.
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)
12:31 am PDT Apr 21, 2026
2am PDT Apr 21, 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