Severe Thunderstorms and Heavy Rain Across the Central US; Wintry Mix in the Northern Plains and Northeast

Severe thunderstorms and flash flooding are possible across the central U.S. through Saturday. Large hail, damaging winds, and tornadoes are all possible. There is an increased threat for wildfire development in the southern to central High Plains. A wintry mix of snow, sleet and freezing rain are forecast across portions of the northern Plains and central New England into early Friday morning. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

57°F

14°C

Humidity 41%
Wind Speed N 17 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 05 Mar 11:54 PM PST
Extended Forecast for

3 Miles SW Napa CA

  • Overnight

    Overnight: Mostly clear, with a low around 48. North wind 11 to 17 mph, with gusts as high as 28 mph.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 72. Breezy, with a north wind 15 to 22 mph, with gusts as high as 37 mph.

    High: 72 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Clear, with a low around 53. North wind 7 to 16 mph, with gusts as high as 24 mph.

    Low: 53 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 78. North northeast wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 51. North wind 3 to 6 mph.

    Low: 51 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Widespread fog after 11pm.  Otherwise, mostly clear, with a low around 50.

    Low: 50 °F

    Fog

  • Monday

    Monday: Widespread fog, mainly before 8am.  Otherwise, sunny, with a high near 74.

    High: 74 °F

    Fog then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 48. North wind 11 to 17 mph, with gusts as high as 28 mph.
Friday
Sunny, with a high near 72. Breezy, with a north wind 15 to 22 mph, with gusts as high as 37 mph.
Friday Night
Clear, with a low around 53. North wind 7 to 16 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 78. North northeast wind 9 to 14 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 51. North wind 3 to 6 mph.
Sunday
Sunny, with a high near 77.
Sunday Night
Widespread fog after 11pm. Otherwise, mostly clear, with a low around 50.
Monday
Widespread fog, mainly before 8am. Otherwise, sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Napa CA
 38.26°N 122.34°W (Elev. 157 ft)
11:16 pm PST Mar 5, 2026
12am PST Mar 6, 2026-6pm PDT Mar 12, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database