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

BLACK DIAMOND (PIBC1)

Lat: 37.95°NLon: 121.884444°WElev: 1600ft.

NA

54°F

12°C

Humidity 83%
Wind Speed W 13 G 22 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 05 May 4:28 pm PDT
Extended Forecast for

4 Miles SSE Clayton CA

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Some of the storms could produce small hail.  Mostly cloudy, with a high near 53. West wind around 13 mph, with gusts as high as 20 mph.

    Slight Chance
    T-storms

    High: 53 °F

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms. Some of the storms could produce small hail.  Mostly cloudy, with a low around 48. West wind 10 to 13 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Slight Chance
    T-storms

    Low: 48 °F

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Some of the storms could produce small hail.  Cloudy, with a high near 53. South southwest wind 8 to 11 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers

    High: 53 °F

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms. Some of the storms could produce small hail.  Mostly cloudy, with a low around 50. North wind 5 to 8 mph becoming calm.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers

    Low: 50 °F

  • Saturday

    Saturday: A 40 percent chance of showers.  Mostly cloudy, with a high near 55. West wind 5 to 8 mph.  New precipitation amounts between a tenth and quarter of an inch possible.

    Chance
    Showers

    High: 55 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 51. New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers

    Low: 51 °F

  • Sunday

    Sunday: A 20 percent chance of showers before 11am.  Partly sunny, with a high near 59.

    Slight Chance
    Showers then
    Partly Sunny

    High: 59 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 51.

    Partly Cloudy

    Low: 51 °F

  • Monday

    Monday: Mostly sunny, with a high near 61.

    Mostly Sunny

    High: 61 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Some of the storms could produce small hail. Mostly cloudy, with a high near 53. West wind around 13 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of showers and thunderstorms. Some of the storms could produce small hail. Mostly cloudy, with a low around 48. West wind 10 to 13 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. New rainfall amounts of less than a tenth of an inch, 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 53. South southwest wind 8 to 11 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms. Some of the storms could produce small hail. Mostly cloudy, with a low around 50. North wind 5 to 8 mph becoming calm. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 55. West wind 5 to 8 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 51. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 66.
Click Map For Forecast
Point Forecast:
4 Miles SSE Clayton CA
 37.87°N 121.92°W (Elev. 2818 ft)
2:32 pm PDT May 5, 2016
5pm PDT May 5, 2016-6pm PDT May 12, 2016
 
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Additional Resources

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