Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mostly Cloudy

63°F

17°C

Humidity 77%
Wind Speed SSW 9 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 01 Mar 01:20 PM PST
Extended Forecast for

4 Miles WSW Yountville CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 61. West southwest wind around 7 mph.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of rain after 10pm.  Mostly cloudy, with a low around 49. West southwest wind around 5 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Slight Chance
    Rain

  • Monday

    Monday: A 20 percent chance of rain before 10am.  Mostly sunny, with a high near 62. Calm wind.  New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 64. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 61. West southwest wind around 7 mph.
Tonight
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 49. West southwest wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 20 percent chance of rain before 10am. Mostly sunny, with a high near 62. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 47. Calm wind.
Tuesday
Sunny, with a high near 64. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Clear, with a low around 45.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Yountville CA
 38.38°N 122.42°W (Elev. 1030 ft)
12:26 pm PST Mar 1, 2026
1pm PST Mar 1, 2026-6pm PST Mar 7, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database