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

Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

57°F

14°C

Humidity 62%
Wind Speed NNW 3 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 31 Jan 12:00 PM PST
Extended Forecast for

Santa Rosa CA

Coastal Flood Advisory January 31, 12:29pm until February 1, 12:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory January 31, 12:29pm until February 1, 12:00pm

    NOW until 12:00pm Sun

    Coastal Flood Advisory

  • This Afternoon

    High: 66 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy dense fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Dense
    Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 65. Light and variable wind.

    High: 65 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog before 10pm, then patchy fog after 4am. Otherwise, mostly clear, with a low around 41. Light and variable wind.

    Low: 41 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, sunny, with a high near 67. Light west southwest wind.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly clear, with a low around 42.

    Low: 42 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of dense fog before 9am. Otherwise, sunny, with a high near 68.

    High: 68 °F

    Areas Dense
    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 66. Calm wind.
Tonight
Patchy dense fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Sunday
Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 65. Light and variable wind.
Sunday Night
Patchy fog before 10pm, then patchy fog after 4am. Otherwise, mostly clear, with a low around 41. Light and variable wind.
Monday
Patchy fog before 7am. Otherwise, sunny, with a high near 67. Light west southwest wind.
Monday Night
Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly clear, with a low around 42.
Tuesday
Areas of dense fog before 9am. Otherwise, sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 67.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa CA
 38.45°N 122.7°W (Elev. 190 ft)
Last Update:
10:44 am PST Jan 31, 2026
Forecast Valid:
12pm PST Jan 31, 2026-6pm PST Feb 6, 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