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

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Overcast

56°F

13°C

Humidity 86%
Wind Speed S 6 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 16 Nov 01:14 AM PST
Extended Forecast for

Monte Rio CA

  • Overnight

    Overnight: A 30 percent chance of rain. Mostly cloudy, with a low around 54. South wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Chance Rain

  • Sunday

    Sunday: Rain, with thunderstorms also possible after 4pm. High near 59. Southwest wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 59 °F

    Rain

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 50. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 50 °F

    Showers

  • Monday

    Monday: Rain likely, mainly before 4pm. Partly sunny, with a high near 57. North northwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain Likely

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 44. North wind 5 to 8 mph.

    Low: 44 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 59.

    High: 59 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

Detailed Forecast

Overnight
A 30 percent chance of rain. Mostly cloudy, with a low around 54. South wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain, with thunderstorms also possible after 4pm. High near 59. Southwest wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm. Low around 50. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday
Rain likely, mainly before 4pm. Partly sunny, with a high near 57. North northwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 44. North wind 5 to 8 mph.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 59.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 48.
Thursday
Rain likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 58.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monte Rio CA
 38.47°N 123°W (Elev. 525 ft)
Last Update:
12:26 am PST Nov 16, 2025
Forecast Valid:
1am PST Nov 16, 2025-6pm PST Nov 22, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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