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

Monsoon Flash Flood Threats Persist in the Southwest and Colorado

Widespread areas of 1 to 2 inches with potential for up to 4 inches of rain may cause flash flooding, and mud and debris flows on burn scars from the Southwest into the Great Basin and across much of Colorado. Normally dry washes and areas channeled by slick rock may suddenly flood in heavier downbursts. Severe storms in the Great Lakes may produce damaging winds and large hail. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33ft.

Overcast

59°F

15°C

Humidity 82%
Wind Speed WSW 5 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 24 Jul 10:00 AM PDT
Extended Forecast for

Napa CASimilar City Names

  • Today

    Today: Sunny, with a high near 80. South southwest wind 5 to 9 mph.

    Sunny

    High: 80 °F

  • Tonight

    Tonight: Increasing clouds, with a low around 54. South southwest wind 5 to 8 mph becoming calm after midnight.

    Increasing
    Clouds

    Low: 54 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 78. Light south wind becoming south southwest 5 to 10 mph in the morning.

    Mostly Sunny

    High: 78 °F

  • Sunday
    Night

    Sunday Night: Increasing clouds, with a low around 55. West southwest wind 5 to 10 mph, with gusts as high as 18 mph.

    Increasing
    Clouds

    Low: 55 °F

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before noon. Partly sunny, with a high near 78. Light west southwest wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    Slight Chance
    T-storms then
    Partly Sunny

    High: 78 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 59.

    Mostly Cloudy

    Low: 59 °F

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 85.

    Mostly Cloudy

    High: 85 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Partly Cloudy

    Low: 60 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89.

    Mostly Sunny

    High: 89 °F

Detailed Forecast

Today
Sunny, with a high near 80. South southwest wind 5 to 9 mph.
Tonight
Increasing clouds, with a low around 54. South southwest wind 5 to 8 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 78. Light south wind becoming south southwest 5 to 10 mph in the morning.
Sunday Night
Increasing clouds, with a low around 55. West southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Monday
A 20 percent chance of showers and thunderstorms before noon. Partly sunny, with a high near 78. Light west southwest wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 59.
Tuesday
Mostly cloudy, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 58.
Friday
Mostly sunny, with a high near 83.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Napa CASimilar City Names
 38.29°N 122.29°W (Elev. 20 ft)
Last Update:
4:02 am PDT Jul 24, 2021
Forecast Valid:
10am PDT Jul 24, 2021-6pm PDT Jul 30, 2021
 
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