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

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Clear

61°F

16°C

Humidity 82%
Wind Speed E 3 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 21 Mar 08:35 AM PDT
Extended Forecast for

2 Miles N Sonoma CA

  • Today

    Today: Mostly sunny, with a high near 81. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47. West southwest wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 76. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

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

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 81. Calm wind becoming west 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 48. Northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Sunny, with a high near 78. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 47. West southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 76. Calm wind becoming west southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Sonoma CA
 38.31°N 122.46°W (Elev. 571 ft)
Last Update:
2:22 am PDT Mar 21, 2026
Forecast Valid:
8am PDT Mar 21, 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