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

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

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

63°F

17°C

Humidity 63%
Wind Speed NNW 6 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 28 Jan 01:20 PM PST
Extended Forecast for

3 Miles E Guerneville CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog between 3am and 4am. Otherwise, increasing clouds, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Thursday Night

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

    Low: 45 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Partly Sunny

  • Friday Night

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

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of rain after 4am. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: A chance of rain, mainly before 10am. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 60. Light and variable wind.
Tonight
Patchy fog between 3am and 4am. Otherwise, increasing clouds, with a low around 42. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 64. Calm wind.
Thursday Night
Mostly cloudy, with a low around 45. Calm wind.
Friday
Partly sunny, with a high near 64. Calm wind.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 65.
Saturday Night
A chance of rain after 4am. Mostly cloudy, with a low around 47.
Sunday
A chance of rain, mainly before 10am. Mostly cloudy, with a high near 61.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
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:
12:26 pm PST Jan 28, 2026
Forecast Valid:
1pm PST Jan 28, 2026-6pm PST Feb 3, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation