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

Remnants of Arthur and Heavy Rainfall Across the South; Fire Weather Threat in the West

Life-threatening, potentially catastrophic flash flooding expected along the central Gulf Coast as the remnants of Arthur track across the area. Isolated brief tornadoes and damaging gusts remain possible overnight in the Southeast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts of the West Friday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

61°F

16°C

Humidity 77%
Wind Speed WNW 6 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 54°F (12°C)
Visibility 8.00 mi
Last update 19 Jun 07:35 AM PDT
Extended Forecast for

3 Miles NNW Vallejo CA

  • Juneteenth

    Juneteenth: Cloudy through mid morning, then gradual clearing, with a high near 69. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 69 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. West wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 72. West southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 72 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 53. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 53 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 75. Southwest wind 6 to 10 mph.

    High: 75 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
Cloudy through mid morning, then gradual clearing, with a high near 69. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 54. West wind 6 to 13 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 72. West southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Saturday Night
Increasing clouds, with a low around 53. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 75. Southwest wind 6 to 10 mph.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Vallejo CA
 38.18°N 122.26°W (Elev. 56 ft)
Last Update:
2:16 am PDT Jun 19, 2026
Forecast Valid:
7am PDT Jun 19, 2026-6pm PDT Jun 25, 2026
 
Forecast Discussion
 
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Additional Resources

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