Heavy Rainfall Moves into the Mid-Atlantic and Northeast

A slow moving cold front will gradually progress through the Mid-Atlantic and Northeast through Friday with possible severe weather and heavy rainfall which may bring flash flooding. The trailing end of the cold front will bring daily rounds of strong thunderstorms capable of producing locally heavy downpours over South Florida. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Light Rain

73°F

23°C

Humidity 90%
Wind Speed SE 10 mph
Barometer 29.83 in (1009.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 22 Sep 8:52 pm EDT
Extended Forecast for

2 Miles S Washington-Dulles International Airport VA

Flash Flood Watch September 23, 05:00am until September 23, 02:00pm
Click here for hazard details and duration
Flash Flood Watch
  • Tonight

    Tonight: Showers and possibly a thunderstorm.  Patchy fog after 5am. Low around 64. Southeast wind 11 to 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Showers and
    Patchy Fog

    Low: 64 °F

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 11am, then a chance of showers. Some of the storms could produce gusty winds and heavy rain.  Patchy fog before 11am. High near 73. South wind 6 to 10 mph becoming west in the morning.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Heavy Rain
    and Patchy
    Fog then
    Chance
    Showers

    High: 73 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 52. Light and variable wind becoming west around 5 mph.

    Mostly Clear

    Low: 52 °F

  • Friday

    Friday: Sunny, with a high near 72. Northwest wind 3 to 6 mph.

    Sunny

    High: 72 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 51. Calm wind.

    Mostly Clear

    Low: 51 °F

  • Saturday

    Saturday: Sunny, with a high near 74.

    Sunny

    High: 74 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 55.

    Partly Cloudy

    Low: 55 °F

  • Sunday

    Sunday: Sunny, with a high near 74.

    Sunny

    High: 74 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 53.

    Mostly Clear

    Low: 53 °F

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Patchy fog after 5am. Low around 64. Southeast wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm before 11am, then a chance of showers. Some of the storms could produce gusty winds and heavy rain. Patchy fog before 11am. High near 73. South wind 6 to 10 mph becoming west in the morning. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Mostly clear, with a low around 52. Light and variable wind becoming west around 5 mph.
Friday
Sunny, with a high near 72. Northwest wind 3 to 6 mph.
Friday Night
Mostly clear, with a low around 51. Calm wind.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Sunny, with a high near 76.
Click Map For Forecast
Point Forecast:
2 Miles S Washington-Dulles International Airport VA
 38.93°N 77.45°W (Elev. 299 ft)
7:33 pm EDT Sep 22, 2021
9pm EDT Sep 22, 2021-6pm EDT Sep 29, 2021
 
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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