Heavy Rain and Flash Flooding Possible in Portions of the Southeast, Mid-Atlantic and Appalachians. A Few Severe Thunderstorms Possible in the West and Northwest

Rain and thunderstorms are expected over much of the Southeast, Mid-Atlantic, and central Appalachians. Locally heavy rain is possible, with flash flooding possible over some areas. A few severe thunderstorms will be possible over portions of the western and northwestern U.S. today and Friday.
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Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

17°C

63°F

Humidity 72%
Wind Speed W 7 MPH
Barometer 29.87 in
Dewpoint 12°C (54°F)
Visibility 16 km
Last update 05 May 2:31 pm PDT
Extended Forecast for

Napa CA

  • This
    Afternoon

    This Afternoon: Scattered showers and thunderstorms.  Mostly cloudy, with a high near 21. Southwest wind around 16 km/h.  Chance of precipitation is 40%.

    Scattered
    Showers

    High: 21 °C

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 11pm. Some of the storms could produce small hail.  Mostly cloudy, with a low around 11. West wind 16 to 21 km/h becoming south 10 to 15 km/h after midnight.  New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    Chance
    Showers

    Low: 11 °C

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Some of the storms could produce small hail.  Cloudy, with a high near 19. South wind 10 to 15 km/h increasing to 16 to 21 km/h.  New rainfall amounts between 2.5 and 5 mm possible.

    Chance
    Showers

    High: 19 °C

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms. Some of the storms could produce small hail.  Mostly cloudy, with a low around 12. South wind 5 to 10 km/h becoming calm  in the evening.  Chance of precipitation is 30%. New precipitation amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    Chance
    Showers

    Low: 12 °C

  • Saturday

    Saturday: A 40 percent chance of showers.  Mostly cloudy, with a high near 20. South southeast wind 5 to 11 km/h becoming west southwest in the morning.  New precipitation amounts between 2.5 and 5 mm possible.

    Chance
    Showers

    High: 20 °C

  • Saturday
    Night

    Saturday Night: A 20 percent chance of showers.  Mostly cloudy, with a low around 12. New precipitation amounts between 1 and 2.5 mm possible.

    Slight Chance
    Showers

    Low: 12 °C

  • Sunday

    Sunday: A 20 percent chance of showers before 11am.  Partly sunny, with a high near 22.

    Slight Chance
    Showers then
    Partly Sunny

    High: 22 °C

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 11.

    Partly Cloudy

    Low: 11 °C

  • Monday

    Monday: Mostly sunny, with a high near 24.

    Mostly Sunny

    High: 24 °C

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Mostly cloudy, with a high near 21. Southwest wind around 16 km/h. Chance of precipitation is 40%.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 11pm. Some of the storms could produce small hail. Mostly cloudy, with a low around 11. West wind 16 to 21 km/h becoming south 10 to 15 km/h after midnight. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Friday
A 50 percent chance of showers and thunderstorms. Some of the storms could produce small hail. Cloudy, with a high near 19. South wind 10 to 15 km/h increasing to 16 to 21 km/h. New rainfall amounts between 2.5 and 5 mm possible.
Friday Night
A chance of showers and thunderstorms. Some of the storms could produce small hail. Mostly cloudy, with a low around 12. South wind 5 to 10 km/h becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 20. South southeast wind 5 to 11 km/h becoming west southwest in the morning. New precipitation amounts between 2.5 and 5 mm possible.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 12. New precipitation amounts between 1 and 2.5 mm possible.
Sunday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 22.
Sunday Night
Partly cloudy, with a low around 11.
Monday
Mostly sunny, with a high near 24.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Sunny, with a high near 26.
Tuesday Night
Mostly clear, with a low around 11.
Wednesday
Sunny, with a high near 27.
Click Map For Forecast
Point Forecast:
Napa CA
 38.29°N 122.29°W (Elev. 6 m)
2:32 pm PDT May 5, 2016
2pm PDT May 5, 2016-6pm PDT May 11, 2016
 
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Additional Resources

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