Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

66°F

19°C

Humidity 32%
Wind Speed S 5 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 19 Apr 12:35 PM PDT
Extended Forecast for

5 Miles SSW Saint Helena CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 65. Southwest wind 10 to 14 mph, with gusts as high as 18 mph.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 4am.  Mostly cloudy, with a low around 50. West southwest wind 6 to 13 mph.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain.  High near 55. South wind 8 to 15 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain

  • Monday Night

    Monday Night: Rain.  Low around 50. Southwest wind 9 to 14 mph becoming light south southwest  after midnight.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 50 °F

    Rain

  • Tuesday

    Tuesday: Rain before 11am, then showers and possibly a thunderstorm, mainly after 11am.  High near 54. South southwest wind 5 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm.  Mostly cloudy, with a low around 50. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers
    Likely then
    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 11am.  Mostly sunny, with a high near 59.

    High: 59 °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 65.

    High: 65 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 65. Southwest wind 10 to 14 mph, with gusts as high as 18 mph.
Tonight
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 50. West southwest wind 6 to 13 mph.
Monday
Rain. High near 55. South wind 8 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain. Low around 50. Southwest wind 9 to 14 mph becoming light south southwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Rain before 11am, then showers and possibly a thunderstorm, mainly after 11am. High near 54. South southwest wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of rain, mainly before 11am. Mostly sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 52.
Saturday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Saint Helena CA
 38.44°N 122.5°W (Elev. 1398 ft)
12:26 pm PDT Apr 19, 2026
12pm PDT Apr 19, 2026-6pm PDT Apr 25, 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