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.

Clear

73°F

23°C

Humidity 53%
Wind Speed SSW 14 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 24 Jul 03:35 PM PDT
Extended Forecast for

9 Miles ENE Yountville CA

  • Tonight

    Tonight: Mostly clear, with a low around 58. West southwest wind 9 to 17 mph, with gusts as high as 23 mph.

    Mostly Clear

    Low: 58 °F

  • Sunday

    Sunday: Sunny, with a high near 87. Southwest wind 10 to 20 mph, with gusts as high as 25 mph.

    Sunny

    High: 87 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 58. Southwest wind 15 to 20 mph decreasing to 8 to 13 mph in the evening. Winds could gust as high as 25 mph.

    Partly Cloudy

    Low: 58 °F

  • Monday

    Monday: Mostly sunny, with a high near 82. Southwest wind 13 to 18 mph, with gusts as high as 23 mph.

    Mostly Sunny

    High: 82 °F

  • Monday
    Night

    Monday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 62. Southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Slight Chance
    T-storms

    Low: 62 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 90. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Slight Chance
    T-storms

    High: 90 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 67.

    Mostly Clear

    Low: 67 °F

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96.

    Hot

    High: 96 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 66.

    Mostly Clear

    Low: 66 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 58. West southwest wind 9 to 17 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 87. Southwest wind 10 to 20 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 58. Southwest wind 15 to 20 mph decreasing to 8 to 13 mph in the evening. Winds could gust as high as 25 mph.
Monday
Mostly sunny, with a high near 82. Southwest wind 13 to 18 mph, with gusts as high as 23 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Sunny and hot, with a high near 96.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 95.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 89.
Click Map For Forecast
Point Forecast:
9 Miles ENE Yountville CA
 38.44°N 122.21°W (Elev. 797 ft)
3:19 pm PDT Jul 24, 2021
3pm PDT Jul 24, 2021-6pm PDT Jul 31, 2021
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database