Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Fog

37°F

3°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 37°F (3°C)
Visibility 0.50 mi
Last update 19 Jan 03:53 AM PST
Extended Forecast for

Monte Rio CA

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy dense fog.  Otherwise, partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Patchy dense fog before 7am.  Otherwise, mostly sunny, with a high near 63. Calm wind.

    High: 63 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog before 1am.  Otherwise, mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Patchy Fog

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 62. Calm wind.

    High: 62 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Patchy fog.  Otherwise, mostly cloudy, with a low around 46.

    Low: 46 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog.  Otherwise, mostly clear, with a low around 44.

    Low: 44 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am.  Otherwise, sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Sunny

Detailed Forecast

M.L.King Day
Mostly sunny, with a high near 64. Calm wind.
Tonight
Patchy dense fog. Otherwise, partly cloudy, with a low around 44. Calm wind.
Tuesday
Patchy dense fog before 7am. Otherwise, mostly sunny, with a high near 63. Calm wind.
Tuesday Night
Patchy fog before 1am. Otherwise, mostly cloudy, with a low around 47. Calm wind.
Wednesday
Mostly cloudy, with a high near 62. Calm wind.
Wednesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 46.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 61.
Thursday Night
Patchy fog. Otherwise, mostly clear, with a low around 44.
Friday
Patchy fog before 10am. Otherwise, sunny, with a high near 61.
Friday Night
Patchy fog. Otherwise, mostly clear, with a low around 44.
Saturday
Patchy fog. Otherwise, mostly sunny, with a high near 60.
Saturday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Sunday
Areas of fog. Otherwise, mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Monte Rio CA
 38.47°N 123°W (Elev. 525 ft)
12:26 am PST Jan 19, 2026
4am PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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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