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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

62°F

17°C

Humidity 69%
Wind Speed N 0 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Mar 10:53 PM PDT
Extended Forecast for

Calistoga CA

  • Tonight

    Tonight: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 53. West wind 5 to 7 mph becoming calm in the evening.

    Low: 53 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Light and variable wind.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51. Southwest wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 58. Calm wind.
Saturday
Mostly sunny, with a high near 85. Calm wind becoming west 5 to 7 mph in the afternoon.
Saturday Night
Clear, with a low around 53. West wind 5 to 7 mph becoming calm in the evening.
Sunday
Sunny, with a high near 82. Light and variable wind.
Sunday Night
Mostly clear, with a low around 51. Southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 82.
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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:
8:21 pm PDT Mar 20, 2026
Forecast Valid:
11pm PDT Mar 20, 2026-6pm PDT Mar 27, 2026
 
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