National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

46°F

8°C

Humidity 87%
Wind Speed N 3 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 43°F (6°C)
Visibility 7.00 mi
Last update 27 Jan 09:35 AM PST
Extended Forecast for

3 Miles E Guerneville CA

  • Today

    Today: Rain, mainly after 4pm. High near 57. South wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Chance Rain
    then Rain

  • Tonight

    Tonight: Rain, mainly before 10pm. Patchy fog after 10pm. Low around 44. South southwest wind 5 to 8 mph becoming light and variable. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain and
    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 60. North northeast wind around 5 mph becoming light and variable in the morning.

    High: 60 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 43. Calm wind.

    Low: 43 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Patchy dense fog before 8am. Otherwise, mostly sunny, with a high near 63. Calm wind.

    High: 63 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

Detailed Forecast

Today
Rain, mainly after 4pm. High near 57. South wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, mainly before 10pm. Patchy fog after 10pm. Low around 44. South southwest wind 5 to 8 mph becoming light and variable. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 60. North northeast wind around 5 mph becoming light and variable in the morning.
Wednesday Night
Increasing clouds, with a low around 43. Calm wind.
Thursday
Patchy dense fog before 8am. Otherwise, mostly sunny, with a high near 63. Calm wind.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
Mostly cloudy, with a high near 65.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 66.
Saturday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 48.
Sunday
A chance of rain. Mostly cloudy, with a high near 62.
Sunday Night
A chance of rain. Partly cloudy, with a low around 46.
Monday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Guerneville CA
 38.5°N 122.95°W (Elev. 79 ft)
Last Update:
7:33 am PST Jan 27, 2026
Forecast Valid:
9am PST Jan 27, 2026-6pm PST Feb 2, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation