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Storm system to bring heavy rainfall and the potential for flash flooding over the southern Mid Atlantic and Southeast U.S.

A slow moving low pressure system will bring the threat for heavy rainfall, flash flooding, and a few strong to severe thunderstorms into Tuesday. The main threat areas include the southern Mid Atlantic and Southeast U.S. Excessive runoff may lead to flooding of low lying areas, rivers, and streams. Read More >

Hazardous Weather Conditions

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

14°C

58°F

Humidity 78%
Wind Speed W 10 MPH
Barometer 30.07 in (1017.3 mb)
Dewpoint 11°C (51°F)
Visibility 16 km
Last update 24 Apr 9:54 am PDT
Extended Forecast for

Napa CA

  • Today

    Today: A 30 percent chance of rain, mainly after noon.  Mostly cloudy, with a high near 19. Light and variable wind becoming west southwest 24 to 29 km/h in the afternoon. Winds could gust as high as 39 km/h.

    Chance Rain

    High: 19 °C

  • Tonight

    Tonight: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 9. Southwest wind 16 to 26 km/h decreasing to 5 to 15 km/h after midnight. Winds could gust as high as 34 km/h.

    Slight Chance
    Rain then
    Partly Cloudy

    Low: 9 °C

  • Tuesday

    Tuesday: Partly sunny, with a high near 21. Light and variable wind becoming west 9 to 14 km/h in the afternoon.

    Partly Sunny

    High: 21 °C

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 10. West wind 18 to 23 km/h becoming north 5 to 10 km/h after midnight. Winds could gust as high as 29 km/h.

    Mostly Cloudy

    Low: 10 °C

  • Wednesday

    Wednesday: A 20 percent chance of rain before noon.  Partly sunny, with a high near 21. Light west southwest wind increasing to 16 to 21 km/h in the afternoon.

    Slight Chance
    Rain then
    Partly Sunny

    High: 21 °C

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 9.

    Partly Cloudy

    Low: 9 °C

  • Thursday

    Thursday: Mostly sunny, with a high near 22.

    Mostly Sunny

    High: 22 °C

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 8.

    Partly Cloudy

    Low: 8 °C

  • Friday

    Friday: Sunny, with a high near 24. Breezy.

    Sunny then
    Sunny and
    Breezy

    High: 24 °C

Detailed Forecast

Today
A 30 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 19. Light and variable wind becoming west southwest 24 to 29 km/h in the afternoon. Winds could gust as high as 39 km/h.
Tonight
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 9. Southwest wind 16 to 26 km/h decreasing to 5 to 15 km/h after midnight. Winds could gust as high as 34 km/h.
Tuesday
Partly sunny, with a high near 21. Light and variable wind becoming west 9 to 14 km/h in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 10. West wind 18 to 23 km/h becoming north 5 to 10 km/h after midnight. Winds could gust as high as 29 km/h.
Wednesday
A 20 percent chance of rain before noon. Partly sunny, with a high near 21. Light west southwest wind increasing to 16 to 21 km/h in the afternoon.
Wednesday Night
Partly cloudy, with a low around 9.
Thursday
Mostly sunny, with a high near 22.
Thursday Night
Partly cloudy, with a low around 8.
Friday
Sunny, with a high near 24. Breezy.
Friday Night
Mostly clear, with a low around 8.
Saturday
Sunny, with a high near 26.
Saturday Night
Clear, with a low around 9.
Sunday
Sunny, with a high near 25.
Click Map For Forecast
Point Forecast:
Napa CA
 38.29°N 122.29°W (Elev. 6 m)
2:35 am PDT Apr 24, 2017
10am PDT Apr 24, 2017-6pm PDT Apr 30, 2017
 
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