Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

68°F

20°C

Humidity 64%
Wind Speed S 16 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 30 Mar 04:00 PM PDT
Extended Forecast for

7 Miles WSW Napa Co. Airport CA

  • Tonight

    Tonight: A 20 percent chance of rain after 4am.  Mostly cloudy, with a low around 52. Southwest wind 6 to 8 mph.

    Low: 52 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A chance of rain before 1pm, then a chance of rain after 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 66. South southwest wind 5 to 11 mph.  Chance of precipitation is 40%.

    High: 66 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly before 11pm.  Mostly cloudy, with a low around 50. West southwest wind 6 to 10 mph.

    Low: 50 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 63. South southwest wind 5 to 15 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely.  Mostly cloudy, with a low around 45. West southwest wind 9 to 15 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain Likely

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Friday Night

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

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 52. Southwest wind 6 to 8 mph.
Tuesday
A chance of rain before 1pm, then a chance of rain after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 66. South southwest wind 5 to 11 mph. Chance of precipitation is 40%.
Tuesday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 50. West southwest wind 6 to 10 mph.
Wednesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 63. South southwest wind 5 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 45. West southwest wind 9 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Sunny, with a high near 65.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 49.
Monday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Napa Co. Airport CA
 38.17°N 122.37°W (Elev. 3 ft)
1:25 pm PDT Mar 30, 2026
4pm PDT Mar 30, 2026-6pm PDT Apr 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database