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

49°F

9°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 30 Mar 04:54 AM PDT
Extended Forecast for

4 Miles N Sonoma CA

  • Today

    Today: Partly sunny, with a high near 70. West northwest wind 5 to 8 mph.

    High: 70 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. West wind 6 to 8 mph.

    Low: 54 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain.  Mostly cloudy, with a steady temperature around 56. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 56 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 52. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Mostly cloudy, with a high near 56. Southwest wind 6 to 14 mph, with gusts as high as 25 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely.  Mostly cloudy, with a low around 47. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Rain Likely

  • Thursday

    Thursday: A 20 percent chance of rain before 11am.  Sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Rain then
    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 70. West northwest wind 5 to 8 mph.
Tonight
Mostly cloudy, with a low around 54. West wind 6 to 8 mph.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a steady temperature around 56. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 52. West southwest wind 6 to 10 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 56. Southwest wind 6 to 14 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 47. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 20 percent chance of rain before 11am. Sunny, with a high near 58.
Thursday Night
Clear, with a low around 49.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 72.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Sonoma CA
 38.36°N 122.45°W (Elev. 1818 ft)
1:41 am PDT Mar 30, 2026
5am PDT Mar 30, 2026-6pm PDT Apr 5, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database