Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

54°F

12°C

Humidity 81%
Wind Speed S 6 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 13 Mar 10:20 PM PDT
Extended Forecast for

4 Miles WSW Yountville CA

  • Tonight

    Tonight: Mostly cloudy early, then becoming clear, with a low around 52. West northwest wind 3 to 5 mph.

    Low: 52 °F

    Clear

  • Saturday

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

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. North northwest wind 3 to 5 mph.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 83. North wind around 5 mph.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. Light west northwest wind.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

Detailed Forecast

Tonight
Mostly cloudy early, then becoming clear, with a low around 52. West northwest wind 3 to 5 mph.
Saturday
Sunny, with a high near 76. Calm wind becoming west northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 56. North northwest wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 83. North wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 60. Light west northwest wind.
Monday
Sunny, with a high near 86.
Monday Night
Clear, with a low around 61.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Clear, with a low around 62.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Clear, with a low around 62.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Yountville CA
 38.38°N 122.42°W (Elev. 1030 ft)
8:29 pm PDT Mar 13, 2026
10pm PDT Mar 13, 2026-6pm PDT Mar 20, 2026
 
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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