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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. 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.

rain,mist

54°F

12°C

Humidity 96%
Wind Speed SE 10 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 53°F (12°C)
Visibility 4.00 mi
Last update 02 Jan 06:53 PM PST
Extended Forecast for

Santa Rosa CA

Coastal Flood Advisory January 3, 02:00pm until January 4, 02:00pm
Coastal Flood Warning January 2, 07:15pm until January 3, 02:00pm
Click here for hazard details and duration
Coastal Flood Advisory
Coastal Flood Warning
  •  
    Coastal Flood Warning January 2, 07:15pm until January 3, 02:00pm

    NOW until 2:00pm Sat

    Coastal Flood Warning

  • Tonight

    Low: 54 °F

    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 1pm, then rain after 1pm. High near 55. South wind 10 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers

  • Saturday Night

    Saturday Night: Rain before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then rain after 1am. Steady temperature around 53. South southwest wind 8 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers

  • Sunday

    Sunday: Rain. High near 53. West southwest wind 5 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 46. Southeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain Likely

  • Monday

    Monday: Rain. High near 51. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °F

    Rain

  • Monday Night

    Monday Night: Rain likely, mainly before 10pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Rain Likely
    and Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 55.

    High: 55 °F

    Patchy Fog

Detailed Forecast

Tonight
Rain before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then rain after 1am. Steady temperature around 54. South wind 9 to 17 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Showers and possibly a thunderstorm before 1pm, then rain after 1pm. High near 55. South wind 10 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Rain before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then rain after 1am. Steady temperature around 53. South southwest wind 8 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 53. West southwest wind 5 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely. Mostly cloudy, with a low around 46. Southeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain. High near 51. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain likely, mainly before 10pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Tuesday
Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 55.
Tuesday Night
A slight chance of rain after 10pm. Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 41.
Wednesday
A chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 54.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 37.
Thursday
Sunny, with a high near 53.
Thursday Night
Patchy frost. Otherwise, mostly clear, with a low around 35.
Friday
Areas of frost. Otherwise, sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa CA
 38.45°N 122.7°W (Elev. 190 ft)
Last Update:
12:26 pm PST Jan 2, 2026
Forecast Valid:
7pm PST Jan 2, 2026-6pm PST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

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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