Dangerous heat and humidity from the central U.S. to East Coast this weekend

Hot and very humid conditions will push the heat index to well over 100 degrees across a large portion of the central and eastern U.S. Excessive Heat Warnings and Heat Advisories are in effect for much of the Plains, Miss. Valley, Midwest, Ohio Valley, Mid-Atlantic and southern states. Be very cautious if you must do outdoor activities in these areas during the afternoon and evening this weekend. Read More >

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Mostly Cloudy

98°F

37°C

Humidity 40%
Wind Speed SW 12 mph
Barometer 29.87 in (1011.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 23 Jul 4:52 pm EDT
Extended Forecast for

Arlington VA

Heat Advisory until July 23, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until July 23, 08:00pm

    NOW until
    8:00pm Sat

    Heat Advisory

  • This
    Afternoon

    This Afternoon: Isolated showers and thunderstorms.  Mostly sunny and hot, with a high near 99. Heat index values as high as 102. West wind around 10 mph.  Chance of precipitation is 20%.

    Isolated
    T-storms

    High: 99 °F

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 10pm. Some of the storms could produce gusty winds.  Partly cloudy, with a low around 77. Northwest wind 5 to 7 mph becoming light and variable.  Chance of precipitation is 30%.

    Scattered
    T-storms then
    Partly Cloudy

    Low: 77 °F

  • Sunday

    Sunday: Sunny, with a high near 96. North wind around 6 mph becoming south in the afternoon.

    Sunny

    High: 96 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 79. Southeast wind around 6 mph.

    Partly Cloudy

    Low: 79 °F

  • Monday

    Monday: A chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny and hot, with a high near 97. Southwest wind 5 to 8 mph.  Chance of precipitation is 30%.

    Chance
    T-storms

    High: 97 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 79. Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 79 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms.  Partly sunny, with a high near 95. Chance of precipitation is 30%.

    Chance
    T-storms

    High: 95 °F

  • Tuesday
    Night

    Tuesday 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

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms. Mostly sunny and hot, with a high near 99. Heat index values as high as 102. West wind around 10 mph. Chance of precipitation is 20%.
Tonight
Scattered showers and thunderstorms, mainly before 10pm. Some of the storms could produce gusty winds. Partly cloudy, with a low around 77. Northwest wind 5 to 7 mph becoming light and variable. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 96. North wind around 6 mph becoming south in the afternoon.
Sunday Night
Partly cloudy, with a low around 79. Southeast wind around 6 mph.
Monday
A chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 97. Southwest wind 5 to 8 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 95. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 94.
Wednesday Night
Partly cloudy, with a low around 75.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 93. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 75.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 89.
Click Map For Forecast
Point Forecast:
Arlington VA
 38.88°N 77.11°W (Elev. 249 ft)
4:27 pm EDT Jul 23, 2016
5pm EDT Jul 23, 2016-6pm EDT Jul 30, 2016
 
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Additional Resources

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