National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

53°F

12°C

Humidity 96%
Wind Speed NNW 4 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 52°F (11°C)
Visibility 8.00 mi
Last update 03 Aug 04:54 AM PDT
Extended Forecast for

Sonoma CASimilar City Names

  • Today

    Today: Sunny, with a high near 83. Light and variable wind becoming west 15 to 20 mph in the morning. Winds could gust as high as 24 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 53. West wind 7 to 14 mph, with gusts as high as 23 mph.

    Low: 53 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 83. West northwest wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. West northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 20 mph.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tuesday Night

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

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 83. Light and variable wind becoming west 15 to 20 mph in the morning. Winds could gust as high as 24 mph.
Tonight
Clear, with a low around 53. West wind 7 to 14 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 83. West northwest wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Mostly clear, with a low around 51. West northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 85. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 56.
Friday
Mostly sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 56.
Saturday
Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sonoma CASimilar City Names
 38.29°N 122.46°W (Elev. 72 ft)
Last Update:
3:11 am PDT Aug 3, 2025
Forecast Valid:
5am PDT Aug 3, 2025-6pm PDT Aug 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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Chance of Precipitation