Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93° N Lon: 77.45° W Elev: 312 ft.

Overcast

75°F

24°C

Humidity 50%
Wind Speed N 14 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 22 Jul 11:52 pm EDT
Detailed forecast for

Eastern Loudoun

Rest Of Tonight
Mostly cloudy. Lows in the lower 60s. North winds 5 to 10 mph.
Thursday
Sunny. Highs in the upper 70s. North winds 5 to 10 mph.
Thursday Night
Mostly clear. Lows in the upper 50s. Northeast winds around 5 mph in the evening, becoming light and variable.
Friday
Partly sunny. Highs in the lower 80s. Northeast winds around 5 mph, becoming east around 5 mph in the afternoon.
Friday Night
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 60s. Southeast winds 5 to 10 mph.
Saturday
Mostly sunny. Highs in the lower 80s.
Saturday Night
Partly cloudy. Lows in the lower 60s.
Sunday
Mostly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 30 percent.
Sunday Night
Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 30 percent.
Monday
Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 40 percent.
Monday Night
Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 40 percent.
Tuesday
Partly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent.
Tuesday Night
Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 50 percent.
Wednesday
Mostly sunny. Highs in the mid 80s.



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1056 PM EDT Wed Jul 22 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database