Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

51°F

11°C

Humidity 79%
Wind Speed N 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 15 Dec 03:53 PM PST
Extended Forecast for

2 Miles WNW Santa Rosa CA

  • Tonight

    Tonight: A slight chance of rain between 10pm and 4am.  Patchy dense fog.  Otherwise, increasing clouds, with a low around 49. Light south southeast wind.  Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    Rain and
    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Rain likely, mainly after 4pm.  Widespread dense fog, mainly between 7am and 8am.  Otherwise, cloudy, with a high near 60. Calm wind.  Chance of precipitation is 60%.

    High: 60 °F

    Chance Rain
    and Dense Fog
    then Rain
    Likely and
    Areas Fog

  • Tuesday Night

    Tuesday Night: Rain.  Patchy fog before 1am. Low around 55. Calm wind becoming west southwest 5 to 7 mph after midnight.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Rain likely, mainly before 10am.  Patchy fog between 7am and 10am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 62. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 60%.

    High: 62 °F

    Rain Likely
    and Patchy
    Fog then
    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly after 10pm.  Widespread fog, mainly between 1am and 4am.  Otherwise, mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Chance Rain
    and Fog

  • Thursday

    Thursday: A 40 percent chance of rain.  Widespread fog, mainly before 10am.  Otherwise, cloudy, with a high near 58. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance Rain
    and Fog

  • Thursday Night

    Thursday Night: Rain likely, mainly after 10pm.  Areas of fog after 7pm.  Otherwise, cloudy, with a low around 51. Chance of precipitation is 60%.

    Low: 51 °F

    Rain Likely
    and Areas Fog

  • Friday

    Friday: Rain.  Patchy fog before 10am.  Otherwise, cloudy, with a high near 57.

    High: 57 °F

    Rain and
    Patchy Fog

  • Friday Night

    Friday Night: Rain.  Patchy fog after 1am.  Otherwise, cloudy, with a low around 50.

    Low: 50 °F

    Rain and
    Patchy Fog

Detailed Forecast

Tonight
A slight chance of rain between 10pm and 4am. Patchy dense fog. Otherwise, increasing clouds, with a low around 49. Light south southeast wind. Chance of precipitation is 20%.
Tuesday
Rain likely, mainly after 4pm. Widespread dense fog, mainly between 7am and 8am. Otherwise, cloudy, with a high near 60. Calm wind. Chance of precipitation is 60%.
Tuesday Night
Rain. Patchy fog before 1am. Low around 55. Calm wind becoming west southwest 5 to 7 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, mainly before 10am. Patchy fog between 7am and 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 62. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of rain, mainly after 10pm. Widespread fog, mainly between 1am and 4am. Otherwise, mostly cloudy, with a low around 47. Calm wind.
Thursday
A 40 percent chance of rain. Widespread fog, mainly before 10am. Otherwise, cloudy, with a high near 58. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely, mainly after 10pm. Areas of fog after 7pm. Otherwise, cloudy, with a low around 51. Chance of precipitation is 60%.
Friday
Rain. Patchy fog before 10am. Otherwise, cloudy, with a high near 57.
Friday Night
Rain. Patchy fog after 1am. Otherwise, cloudy, with a low around 50.
Saturday
A chance of rain. Areas of fog before 1pm. Otherwise, mostly cloudy, with a high near 57.
Saturday Night
Rain likely. Patchy fog. Otherwise, cloudy, with a low around 45.
Sunday
Rain likely. Areas of fog. Otherwise, cloudy, with a high near 54.
Sunday Night
Rain likely. Patchy fog. Otherwise, cloudy, with a low around 48.
Monday
Rain likely. Patchy fog. Otherwise, cloudy, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Santa Rosa CA
 38.47°N 122.74°W (Elev. 135 ft)
12:27 pm PST Dec 15, 2025
4pm PST Dec 15, 2025-6pm PST Dec 22, 2025
 
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Additional Resources

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