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

52°F

11°C

Humidity 76%
Wind Speed WSW 5 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 45°F (7°C)
Visibility 7.00 mi
Last update 15 Dec 03:20 PM PST
Extended Forecast for

Monte Rio CA

  • Tonight

    Tonight: A 30 percent chance of rain, mainly between 10pm and 4am.  Increasing clouds, with a low around 52. Southwest wind around 5 mph.

    Low: 52 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain, mainly after 4pm.  Patchy dense fog before 9am. High near 59. Calm wind becoming west southwest 5 to 7 mph in the morning.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Chance Rain
    and Patchy
    Dense Fog
    then Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 55. Southwest wind 6 to 8 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 10am.  Partly sunny, with a high near 59. West southwest wind 5 to 7 mph.  Chance of precipitation is 70%.

    High: 59 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain.  Patchy dense fog between 2am and 4am.  Otherwise, mostly cloudy, with a low around 48. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 48 °F

    Chance Rain
    and Patchy
    Dense Fog

  • Thursday

    Thursday: A 50 percent chance of rain.  Patchy fog between 7am and 10am.  Otherwise, mostly cloudy, with a high near 56. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: Rain likely.  Cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Rain Likely

  • Friday

    Friday: Rain.  Cloudy, with a high near 55.

    High: 55 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 4am.  Cloudy, with a low around 50.

    Low: 50 °F

    Rain

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly between 10pm and 4am. Increasing clouds, with a low around 52. Southwest wind around 5 mph.
Tuesday
Rain, mainly after 4pm. Patchy dense fog before 9am. High near 59. Calm wind becoming west southwest 5 to 7 mph in the morning. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain. Low around 55. Southwest wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, mainly before 10am. Partly sunny, with a high near 59. West southwest wind 5 to 7 mph. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of rain. Patchy dense fog between 2am and 4am. Otherwise, mostly cloudy, with a low around 48. West northwest wind around 5 mph becoming calm in the evening.
Thursday
A 50 percent chance of rain. Patchy fog between 7am and 10am. Otherwise, mostly cloudy, with a high near 56. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely. Cloudy, with a low around 52. Chance of precipitation is 70%.
Friday
Rain. Cloudy, with a high near 55.
Friday Night
Rain, mainly before 4am. Cloudy, with a low around 50.
Saturday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 55.
Saturday Night
Rain likely. Mostly cloudy, with a low around 47.
Sunday
Rain likely. Mostly cloudy, with a high near 54.
Sunday Night
Rain likely. Mostly cloudy, with a low around 48.
Monday
Rain likely. Mostly cloudy, with a high near 54.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Monte Rio CA
 38.47°N 123.03°W (Elev. 623 ft)
12:27 pm PST Dec 15, 2025
3pm PST Dec 15, 2025-6pm PST Dec 22, 2025
 
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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