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

41°F

5°C

Humidity 93%
Wind Speed WNW 3 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 39°F (4°C)
Visibility 9.00 mi
Last update 18 Apr 07:20 AM PDT
Extended Forecast for

5 Miles SSW Saint Helena CA

  • Today

    Today: Sunny, with a high near 70. Light and variable wind becoming east southeast around 6 mph in the morning.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. West wind around 5 mph becoming calm  in the evening.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 65. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 11pm.  Mostly cloudy, with a low around 51. Southwest wind 6 to 8 mph, with gusts as high as 18 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 5pm.  Mostly cloudy, with a high near 58. South southeast wind 7 to 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm, then showers after 8pm.  Low around 53. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 53 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 55. Chance of precipitation is 90%.

    High: 55 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain.  Partly sunny, with a high near 58.

    High: 58 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 70. Light and variable wind becoming east southeast around 6 mph in the morning.
Tonight
Mostly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 65. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 51. Southwest wind 6 to 8 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 58. South southeast wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers likely and possibly a thunderstorm, then showers after 8pm. Low around 53. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Showers and possibly a thunderstorm. High near 55. Chance of precipitation is 90%.
Tuesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 50.
Wednesday
A chance of rain. Partly sunny, with a high near 58.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Saint Helena CA
 38.44°N 122.5°W (Elev. 1398 ft)
1:41 am PDT Apr 18, 2026
7am PDT Apr 18, 2026-6pm PDT Apr 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database