Severe thunderstorms and heavy rain for portions of the southern U.S.

A storm system will produce scattered severe thunderstorms and heavy rain in portions of lower-mid Mississippi River Valley and Gulf Coast region on Saturday. Very large hail, locally damaging winds, isolated tornadoes and flash flooding are possible in this area. Some of the flooding could be significant in portions of Louisiana, Mississippi and southeast Arkansas.
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Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Fog/Mist

52°F

11°C

Humidity 89%
Wind Speed Calm
Barometer 30.14 in (1020.7 mb)
Dewpoint 49°F (9°C)
Visibility 5.00 mi
Last update 30 Apr 5:52 am EDT
Extended Forecast for

2 Miles WNW Washington-Dulles International Airport VA

  • Today

    Today: Patchy drizzle before 11am, then a chance of rain after 5pm.  Patchy fog before 10am.  Otherwise, cloudy, with a high near 61. Northeast wind around 6 mph becoming southeast in the afternoon.  Chance of precipitation is 30%.

    Chance Rain
    and Patchy
    Fog

    High: 61 °F

  • Tonight

    Tonight: Rain, mainly after 8pm.  Patchy fog. Low around 51. Southeast wind 7 to 10 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Rain and
    Patchy Fog

    Low: 51 °F

  • Sunday

    Sunday: Rain likely before 2pm, then showers likely between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Cloudy, with a high near 69. South wind around 8 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Showers
    Likely

    High: 69 °F

  • Sunday
    Night

    Sunday Night: Showers likely and possibly a thunderstorm.  Cloudy, with a low around 57. Southeast wind around 6 mph becoming light and variable  after midnight.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Showers
    Likely

    Low: 57 °F

  • Monday

    Monday: A chance of showers before 2pm.  Mostly cloudy, with a high near 73. Light northwest wind increasing to 6 to 11 mph in the morning.  Chance of precipitation is 30%.

    Chance
    Showers

    High: 73 °F

  • Monday
    Night

    Monday Night: A slight chance of showers after 2am.  Mostly cloudy, with a low around 49. Chance of precipitation is 20%.

    Mostly Cloudy
    then Slight
    Chance
    Showers

    Low: 49 °F

  • Tuesday

    Tuesday: A chance of showers after 8am.  Partly sunny, with a high near 67. Chance of precipitation is 30%.

    Chance
    Showers

    High: 67 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 50.

    Mostly Cloudy

    Low: 50 °F

  • Wednesday

    Wednesday: A chance of showers.  Partly sunny, with a high near 69. Chance of precipitation is 30%.

    Chance
    Showers

    High: 69 °F

Detailed Forecast

Today
Patchy drizzle before 11am, then a chance of rain after 5pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 61. Northeast wind around 6 mph becoming southeast in the afternoon. Chance of precipitation is 30%.
Tonight
Rain, mainly after 8pm. Patchy fog. Low around 51. Southeast wind 7 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain likely before 2pm, then showers likely between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Cloudy, with a high near 69. South wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 57. Southeast wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of showers before 2pm. Mostly cloudy, with a high near 73. Light northwest wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 30%.
Monday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 20%.
Tuesday
A chance of showers after 8am. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 50.
Wednesday
A chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
2 Miles WNW Washington-Dulles International Airport VA
 38.98°N 77.5°W (Elev. 256 ft)
4:27 am EDT Apr 30, 2016
6am EDT Apr 30, 2016-6pm EDT May 6, 2016
 
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Additional Resources

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