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

57°F

14°C

Humidity 87%
Wind Speed SE 5 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 15 Nov 10:35 PM PST
Extended Forecast for

Calistoga CA

  • Tonight

    Tonight: A 50 percent chance of rain. Cloudy, with a low around 51. Southeast wind 5 to 7 mph. New precipitation amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Chance Rain

  • Sunday

    Sunday: Rain, mainly after 10am. High near 57. South southwest wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain

  • Sunday Night

    Sunday Night: Rain and possibly a thunderstorm before 7pm, then showers and possibly a thunderstorm after 7pm. Low around 47. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 47 °F

    Showers

  • Monday

    Monday: Rain likely, mainly before 4pm. Mostly cloudy, with a high near 54. South wind 6 to 9 mph becoming north in the morning. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain Likely

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 42. North wind 3 to 6 mph.

    Low: 42 °F

    Slight Chance
    Rain then
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 59.

    High: 59 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after midnight. Otherwise, mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 57.

    High: 57 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain. Patchy fog between 9pm and 10pm. Otherwise, mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Tonight
A 50 percent chance of rain. Cloudy, with a low around 51. Southeast wind 5 to 7 mph. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain, mainly after 10am. High near 57. South southwest wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain and possibly a thunderstorm before 7pm, then showers and possibly a thunderstorm after 7pm. Low around 47. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday
Rain likely, mainly before 4pm. Mostly cloudy, with a high near 54. South wind 6 to 9 mph becoming north in the morning. 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. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 42. North wind 3 to 6 mph.
Tuesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 59.
Tuesday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 42.
Wednesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 57.
Wednesday Night
A chance of rain. Patchy fog between 9pm and 10pm. Otherwise, mostly cloudy, with a low around 45.
Thursday
Rain likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 55.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Calistoga CA
 38.58°N 122.59°W (Elev. 525 ft)
Last Update:
8:03 pm PST Nov 15, 2025
Forecast Valid:
10pm PST Nov 15, 2025-6pm PST Nov 22, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation