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Severe thunderstorms possible from the central Plains to the upper Midwest

Severe thunderstorms containing damaging winds, large hail, heavy rainfall, and a few isolated tornadoes will be possible this afternoon into tonight from the central Plains to the upper Midwest. The threat is expected to shift east into the Great Lakes region by Friday. In addition, heavy rainfall could cause localized flooding concerns. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Partly Cloudy

76°F

24°C

Humidity 33%
Wind Speed NW 9 mph
Barometer 30.20 in (1022.4 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 28 Jun 11:52 am EDT
Extended Forecast for

Potomac MD

  • This
    Afternoon

    This Afternoon: Sunny, with a high near 81. West wind around 6 mph.

    Sunny

    High: 81 °F

  • Tonight

    Tonight: Mostly clear, with a low around 62. South wind 6 to 8 mph.

    Mostly Clear

    Low: 62 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 88. Southwest wind 8 to 11 mph.

    Mostly Sunny

    High: 88 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 69. South wind 9 to 14 mph.

    Partly Cloudy

    Low: 69 °F

  • Friday

    Friday: Mostly sunny, with a high near 91. Southwest wind around 9 mph.

    Mostly Sunny

    High: 91 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 73.

    Partly Cloudy

    Low: 73 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 92. Chance of precipitation is 40%.

    Mostly Sunny
    then Chance
    T-storms

    High: 92 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. Chance of precipitation is 50%.

    Chance
    T-storms then
    Chance
    Showers

    Low: 72 °F

  • Sunday

    Sunday: Partly sunny, with a high near 90.

    Partly Sunny

    High: 90 °F

Detailed Forecast

This Afternoon
Sunny, with a high near 81. West wind around 6 mph.
Tonight
Mostly clear, with a low around 62. South wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 88. Southwest wind 8 to 11 mph.
Thursday Night
Partly cloudy, with a low around 69. South wind 9 to 14 mph.
Friday
Mostly sunny, with a high near 91. Southwest wind around 9 mph.
Friday Night
Partly cloudy, with a low around 73.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.
Sunday
Partly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 69.
Independence Day
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
Potomac MD
 39.02°N 77.2°W (Elev. 381 ft)
10:27 am EDT Jun 28, 2017
12pm EDT Jun 28, 2017-6pm EDT Jul 4, 2017
 
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Additional Resources

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