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.

haze

55°F

13°C

Humidity 66%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 44°F (7°C)
Visibility 8.00 mi
Last update 27 Jan 01:15 PM PST
Extended Forecast for

2 Miles E Guerneville CA

  • This Afternoon

    This Afternoon: Rain, mainly after 4pm. High near 57. South wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 10pm. Low around 46. South southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 62. Calm wind.

    High: 62 °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: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Friday Night

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

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Rain, mainly after 4pm. High near 57. South wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, mainly before 10pm. Low around 46. South southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 60. Light and variable wind.
Wednesday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 42. Calm wind.
Thursday
Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 62. Calm wind.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
Partly sunny, with a high near 65.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
Partly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
A chance of rain. Mostly cloudy, with a high near 60.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 46.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Guerneville CA
 38.5°N 122.95°W (Elev. 79 ft)
Last Update:
12:26 pm PST Jan 27, 2026
Forecast Valid:
1pm PST Jan 27, 2026-6pm PST Feb 2, 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