National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Overcast

77°F

25°C

Humidity 58%
Wind Speed NW 17 G 24 mph
Barometer 29.78 in (1008.5 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 29 Jul 10:52 pm EDT
Extended Forecast for

Washington DC

  • Tonight

    Tonight: Partly cloudy, with a low around 68. Northwest wind around 7 mph.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 87. Northwest wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 87 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 69. North wind around 6 mph becoming calm in the evening.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71. Light south wind.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 91.

    High: 91 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 50%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 68. Northwest wind around 7 mph.
Thursday
Mostly sunny, with a high near 87. Northwest wind 9 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 69. North wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 71. Light south wind.
Saturday
Partly sunny, with a high near 91.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 20%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 50%.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Washington DC
 38.89°N 77.02°W (Elev. 20 ft)
Last Update:
10:53 pm EDT Jul 29, 2026
Forecast Valid:
11pm EDT Jul 29, 2026-6pm EDT Aug 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation