Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. 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 54%
Wind Speed WSW 4 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 17 Apr 09:05 PM PDT
Extended Forecast for

2 Miles NNW Napa CA

  • Tonight

    Tonight: Partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 48. South southwest wind around 5 mph becoming calm  in the evening.

    Low: 48 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 7am.  Otherwise, partly sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 71 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 11pm.  Mostly cloudy, with a low around 48. Southwest wind 5 to 8 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Slight Chance
    Showers

  • Monday

    Monday: Showers likely, mainly after 11am.  Mostly cloudy, with a high near 65. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Rain likely.  Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Rain Likely
    and Patchy
    Fog

  • Tuesday

    Tuesday: Rain likely, then showers and possibly a thunderstorm after 11am.  Patchy fog before 8am.  Otherwise, mostly cloudy, with a high near 61.

    High: 61 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A chance of rain.  Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 44. Calm wind.
Saturday
Mostly sunny, with a high near 76. Calm wind becoming south southwest around 5 mph in the afternoon.
Saturday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 48. South southwest wind around 5 mph becoming calm in the evening.
Sunday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Sunday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 48. Southwest wind 5 to 8 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 65. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain likely. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Tuesday
Rain likely, then showers and possibly a thunderstorm after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 61.
Tuesday Night
A chance of rain. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 45.
Wednesday
A chance of rain. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65.
Wednesday Night
Patchy fog. Otherwise, mostly clear, with a low around 43.
Thursday
Patchy fog. Otherwise, sunny, with a high near 69.
Thursday Night
Patchy fog. Otherwise, mostly clear, with a low around 45.
Friday
Patchy fog. Otherwise, sunny, with a high near 72.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Napa CA
 38.31°N 122.32°W (Elev. 98 ft)
1:26 pm PDT Apr 17, 2026
9pm PDT Apr 17, 2026-6pm PDT Apr 24, 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