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Severe Thunderstorms With Heavy Rain Possible In The Upper Midwest; Excessive Heat For Central U.S.

Several rounds of strong to severe thunderstorms will be possible from the northern Plains and upper Midwest to the Great Lakes through Friday. Damaging winds, large hail, and flooding will be the primary threats with these storms. Excessive heat will grip the central Plains with heat indices approaching 105 to 110 degrees. Very hot and humid conditions are likely to expand into the Mid Atlantic. Read More >

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Mostly Cloudy

87°F

31°C

Humidity 65%
Wind Speed N 7 mph
Barometer 30.03 in (1016.8 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 20 Jul 8:52 am EDT
Extended Forecast for

Washington DC

Heat Advisory July 20, 12:00pm until July 20, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Isolated showers and thunderstorms after noon.  Partly sunny and hot, with a high near 97. Heat index values as high as 103. Southwest wind 5 to 8 mph.  Chance of precipitation is 20%.

    Mostly Sunny
    then Isolated
    T-storms

    High: 97 °F

  • Tonight

    Tonight: A slight chance of showers and thunderstorms after midnight.  Partly cloudy, with a low around 78. South wind 3 to 7 mph.  Chance of precipitation is 20%.

    Partly Cloudy
    then Slight
    Chance
    T-storms

    Low: 78 °F

  • Friday

    Friday: A slight chance of showers and thunderstorms.  Mostly sunny and hot, with a high near 97. Heat index values as high as 104. Northwest wind 6 to 8 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 97 °F

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms, mainly before 2am.  Partly cloudy, with a low around 78. Northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 78 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 8am.  Partly sunny, with a high near 96. Light and variable wind becoming east around 5 mph in the afternoon.  Chance of precipitation is 40%.

    Chance
    T-storms

    High: 96 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 76. Chance of precipitation is 50%.

    Chance
    T-storms

    Low: 76 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 95. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 95 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 76. Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 76 °F

  • Monday

    Monday: A chance of showers and thunderstorms.  Partly sunny, with a high near 92. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 92 °F

Detailed Forecast

Today
Isolated showers and thunderstorms after noon. Partly sunny and hot, with a high near 97. Heat index values as high as 103. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 78. South wind 3 to 7 mph. Chance of precipitation is 20%.
Friday
A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97. Heat index values as high as 104. Northwest wind 6 to 8 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 78. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms, mainly after 8am. Partly sunny, with a high near 96. Light and variable wind becoming east around 5 mph in the afternoon. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 95. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 92. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
Mostly sunny, with a high near 86.
Click Map For Forecast
Point Forecast:
Washington DC
 38.91°N 77.02°W (Elev. 72 ft)
7:27 am EDT Jul 20, 2017
9am EDT Jul 20, 2017-6pm EDT Jul 26, 2017
 
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