Heavy Rain and Flooding Concerns in Hawaii; Severe Weather this Weekend in the Plains; Pacific Storm in the West

A storm system near the Hawaiian Islands is expected to bring periods of heavy rainfall, strong winds, and isolated strong to severe thunderstorms through Friday. Several rounds of severe thunderstorms are forecast to impact parts of the Great Plains into the Midwest this weekend into next week. Moderate to heavy rainfall and high elevation snow is expected this weekend over California and Oregon. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Mostly Cloudy

56°F

13°C

Humidity 90%
Wind Speed SSE 3 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 09 Apr 10:53 PM PDT
Extended Forecast for

2 Miles NNW Guerneville CA

  • Tonight

    Tonight: Showers and thunderstorms likely.  Mostly cloudy, with a low around 53. Calm wind.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely

  • Friday

    Friday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9am.  Patchy fog between 9am and 10am. High near 62. Calm wind becoming south around 6 mph in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm.  Low around 53. South southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am.  High near 58. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 24 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 58 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 48. South wind 3 to 7 mph. Winds could gust as high as 18 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 48 °F

    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 11am.  High near 58. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of rain, mainly before 11pm.  Partly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Monday

    Monday: A slight chance of rain.  Mostly sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely. Mostly cloudy, with a low around 53. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9am. Patchy fog between 9am and 10am. High near 62. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm. Low around 53. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers, with thunderstorms also possible after 11am. High near 58. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 48. South wind 3 to 7 mph. Winds could gust as high as 18 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers, with thunderstorms also possible after 11am. High near 58. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A 40 percent chance of rain, mainly before 11pm. Partly cloudy, with a low around 45.
Monday
A slight chance of rain. Mostly sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Guerneville CA
 38.54°N 123.01°W (Elev. 548 ft)
4:46 pm PDT Apr 9, 2026
11pm PDT Apr 9, 2026-6pm PDT Apr 16, 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