Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Mostly Cloudy

80°F

27°C

Humidity 79%
Wind Speed N 3 mph
Barometer 30.02 in (1016.7 mb)
Dewpoint 73°F (23°C)
Visibility 9.00 mi
Heat Index84°F (29°C)
Last update 26 Jul 1:52 am EDT
Extended Forecast for

Washington DC

  • Overnight

    Overnight: Mostly clear, with a low around 78. Calm wind.

    Low: 78 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 3pm.  Increasing clouds, with a high near 95. Heat index values as high as 102. Calm wind becoming east around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly before 3am.  Mostly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%.

    Low: 76 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming southwest around 6 mph in the afternoon.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 94 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am.  Partly cloudy, with a low around 76. Light and variable wind.  Chance of precipitation is 60%.

    Low: 76 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 95. Chance of precipitation is 20%.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 78. Calm wind.
Saturday
A slight chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 95. Heat index values as high as 102. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 76. Light and variable wind. Chance of precipitation is 60%.
Monday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Mostly clear, with a low around 78.
Wednesday
Sunny and hot, with a high near 100.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 77. Chance of precipitation is 30%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 92. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Washington DC
 38.89°N 77.02°W (Elev. 20 ft)
1:29 am EDT Jul 26, 2025
1am EDT Jul 26, 2025-6pm EDT Aug 1, 2025
 
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Additional Resources

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