Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Mist

45°F

7°C

Humidity 93%
Wind Speed WNW 3 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 43°F (6°C)
Visibility 5.00 mi
Last update 08 Dec 12:35 PM PST
Extended Forecast for

2 Miles N Monte Rio CA

  • This Afternoon

    This Afternoon: Patchy fog before 1pm.  Otherwise, sunny, with a high near 57. Calm wind becoming southwest around 5 mph.

    High: 57 °F

    Patchy Fog

  • Tonight

    Tonight: Patchy dense fog after 2am.  Otherwise, mostly cloudy, with a low around 45. Light north wind.

    Low: 45 °F

    Partly Cloudy
    then Patchy
    Dense Fog

  • Tuesday

    Tuesday: Patchy fog before noon.  Otherwise, sunny, with a high near 62. Calm wind becoming west around 5 mph in the afternoon.

    High: 62 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48. North wind 3 to 5 mph.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Patchy fog before 1pm. Otherwise, sunny, with a high near 57. Calm wind becoming southwest around 5 mph.
Tonight
Patchy dense fog after 2am. Otherwise, mostly cloudy, with a low around 45. Light north wind.
Tuesday
Patchy fog before noon. Otherwise, sunny, with a high near 62. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 48. North wind 3 to 5 mph.
Wednesday
Sunny, with a high near 65. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 62.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 48.
Sunday
Patchy fog. Otherwise, partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Monte Rio CA
 38.49°N 123.03°W (Elev. 1001 ft)
12:26 pm PST Dec 8, 2025
12pm PST Dec 8, 2025-6pm PST Dec 14, 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