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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

A Few Clouds

72°F

22°C

Humidity 84%
Wind Speed Calm
Barometer 30.12 in (1019.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 29 Aug 12:52 am EDT
Extended Forecast for

2 Miles SSW Centreville VA

  • Overnight

    Overnight: Mostly clear, with a low around 64. Calm wind becoming north around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. Northeast wind 3 to 6 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 67. Southeast wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 90. South wind 3 to 8 mph.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72. South wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 64. Calm wind becoming north around 5 mph.
Saturday
Sunny, with a high near 86. Northeast wind 3 to 6 mph.
Saturday Night
Increasing clouds, with a low around 67. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 90. South wind 3 to 8 mph.
Sunday Night
Partly cloudy, with a low around 72. South wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
Mostly sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. Chance of precipitation is 20%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Friday
A slight chance of showers. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Centreville VA
 38.82°N 77.44°W (Elev. 299 ft)
Last Update:
10:53 pm EDT Aug 28, 2026
Forecast Valid:
1am EDT Aug 29, 2026-6pm EDT Sep 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation