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Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mist

46°F

8°C

Humidity 100%
Wind Speed N 3 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 46°F (8°C)
Visibility 5.00 mi
Last update 13 Apr 04:00 AM PDT
Extended Forecast for

4 Miles N Sonoma CA

  • Today

    Today: Sunny, with a high near 55. North northwest wind 6 to 8 mph becoming west in the afternoon.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. West northwest wind 7 to 9 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 58. Northwest wind 5 to 9 mph becoming southwest in the morning.

    High: 58 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. West wind 8 to 10 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59. West wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 55. North northwest wind 6 to 8 mph becoming west in the afternoon.
Tonight
Mostly clear, with a low around 45. West northwest wind 7 to 9 mph.
Tuesday
Sunny, with a high near 58. Northwest wind 5 to 9 mph becoming southwest in the morning.
Tuesday Night
Mostly clear, with a low around 47. West wind 8 to 10 mph.
Wednesday
Mostly sunny, with a high near 59. West wind 9 to 11 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Sunny, with a high near 60.
Thursday Night
Clear, with a low around 50.
Friday
Sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 50.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
A slight chance of rain. Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Sonoma CA
 38.36°N 122.45°W (Elev. 1818 ft)
Last Update:
1:26 am PDT Apr 13, 2026
Forecast Valid:
4am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation