Major Winter Storm Ongoing in the Upper Midwest and Great Lakes; Severe Weather Along the East Coast

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through today across the Upper Midwest and Upper Great Lakes. Widespread severe storms are expected across the entire eastern U.S. with the highest threat over the interior Mid-Atlantic, where there is a risk for damaging wind gusts and a few tornadoes. Heat continues to build in the West. 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 N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 16 Mar 08:35 AM PDT
Extended Forecast for

5 Miles W Napa Co. Airport CA

Heat Advisory March 16, 10:00am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny, with a high near 86. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 55. Light and variable wind.

    Low: 55 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Light and variable wind.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. Light northwest wind.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Light and variable wind.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 86. Calm wind becoming southwest around 6 mph in the afternoon.
Tonight
Clear, with a low around 55. Light and variable wind.
Tuesday
Sunny, with a high near 89. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 55. Light northwest wind.
Wednesday
Sunny, with a high near 88. Light and variable wind.
Wednesday Night
Clear, with a low around 57.
Thursday
Sunny, with a high near 89.
Thursday Night
Clear, with a low around 58.
Friday
Sunny, with a high near 90.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Partly sunny, with a high near 83.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Napa Co. Airport CA
 38.21°N 122.38°W (Elev. 3 ft)
8:08 am PDT Mar 16, 2026
8am PDT Mar 16, 2026-6pm PDT Mar 22, 2026
 
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Additional Resources

Radar & Satellite Image

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