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

Areas of Heavy to Excessive Rainfall Which May Bring Flooding

An area of thunderstorms and heavy rains may produce flash flooding in the central and southern Plains, specifically southeast Kansas, into the morning. Monsoon moisture will continue to produce areas of heavy rainfall and the potential for flooding and debris flows across the northern Intermountain West. Heavy rain continues across portions of southwest and south-central Alaska. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Partly Cloudy

53°F

12°C

Humidity 86%
Wind Speed Calm
Barometer 30.18 in (1021.9 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 28 Aug 1:52 am EDT
Extended Forecast for

2 Miles NNW Tysons Corner VA

  • Overnight

    Overnight: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 80 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61. South wind 3 to 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 80. Light west wind becoming northwest 5 to 9 mph in the morning.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57. North wind around 6 mph.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 53. Calm wind.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 61. South wind 3 to 5 mph.
Friday
Sunny, with a high near 80. Light west wind becoming northwest 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 57. North wind around 6 mph.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 57.
Labor Day
Mostly sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Tysons Corner VA
 38.93°N 77.25°W (Elev. 377 ft)
Last Update:
1:30 am EDT Aug 28, 2025
Forecast Valid:
2am EDT Aug 28, 2025-6pm EDT Sep 3, 2025
 
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