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Arctic Air Mass Lingers for Areas of the East; Critical Fire Weather for the Plains; Active Weather Pattern for Hawaii

Arctic air lingers for the east, however, winds will slowly subside and a slow moderating trend starts during the week. Moisture continues to provide rainfall and higher elevation snow for the Pacific Northwest, northern California and northern Rockies through Monday. For the State of Hawaii, dangerous surf conditions with strong winds and heavy rainfall will impact the islands through Monday. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

55°F

13°C

Humidity 82%
Wind Speed SSW 3 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 08 Feb 11:00 AM PST
Extended Forecast for

Guerneville CA

  • Today

    Today: A 30 percent chance of rain, mainly between 2pm and 5pm. Patchy fog before noon. Otherwise, partly sunny, with a high near 61. West southwest wind 3 to 6 mph.

    High: 61 °F

    Chance Rain
    and Patchy
    Fog

  • Tonight

    Tonight: A 10 percent chance of rain before 7pm. Patchy fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 44. Light west wind.

    Low: 44 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Patchy
    Fog

  • Monday

    Monday: Patchy dense fog between 7am and 8am. Otherwise, cloudy, with a high near 64. Light west northwest wind.

    High: 64 °F

    Patchy Dense
    Fog then
    Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of rain after 10pm. Cloudy, with a low around 47. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A chance of rain, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 58. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Rain likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then a chance of rain after 1am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 45. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: A 40 percent chance of rain. Areas of fog before 11am. Otherwise, partly sunny, with a high near 58.

    High: 58 °F

    Chance Rain
    and Areas Fog

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly before 10pm. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Partly
    Sunny

Detailed Forecast

Today
A 30 percent chance of rain, mainly between 2pm and 5pm. Patchy fog before noon. Otherwise, partly sunny, with a high near 61. West southwest wind 3 to 6 mph.
Tonight
A 10 percent chance of rain before 7pm. Patchy fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 44. Light west wind.
Monday
Patchy dense fog between 7am and 8am. Otherwise, cloudy, with a high near 64. Light west northwest wind.
Monday Night
A 20 percent chance of rain after 10pm. Cloudy, with a low around 47. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of rain, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 58. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then a chance of rain after 1am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 45. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 40 percent chance of rain. Areas of fog before 11am. Otherwise, partly sunny, with a high near 58.
Wednesday Night
A chance of rain, mainly before 10pm. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 43.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 42.
Friday
A slight chance of rain. Partly sunny, with a high near 59.
Friday Night
A chance of rain. Mostly cloudy, with a low around 43.
Saturday
Rain likely. Mostly cloudy, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Guerneville CA
 38.49°N 123°W (Elev. 197 ft)
Last Update:
9:00 am PST Feb 8, 2026
Forecast Valid:
11am PST Feb 8, 2026-6pm PST Feb 14, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation