Flooding Threat from Western Monsoon; Hot in the South; Severe Storms Possible in the southern Mid-Atlantic

Heavy rainfall from monsoonal activity will continue the potential for flash flooding, especially in complex terrain, burn scars, and urban areas from the northern Great Basin to the southern Rockies today. Dangerous heat and humidity continues across the Deep South today. Strong to severe storms with damaging wind and perhaps a tornado may impact southern portions of the Mid Atlantic today. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Overcast

71°F

22°C

Humidity 87%
Wind Speed S 5 mph
Barometer 29.89 in (1011.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 1 Aug 7:52 am EDT
Extended Forecast for

Washington-Dulles International Airport VA

  • Today

    Today: Showers and thunderstorms likely, mainly before 2pm.  Mostly cloudy, with a high near 82. South wind around 6 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely

    High: 82 °F

  • Tonight

    Tonight: A chance of showers, mainly before 8pm.  Mostly cloudy, then gradually becoming clear, with a low around 62. Northwest wind around 7 mph.  Chance of precipitation is 30%.

    Chance
    Showers then
    Mostly Clear

    Low: 62 °F

  • Monday

    Monday: Sunny, with a high near 83. North wind 8 to 10 mph.

    Sunny

    High: 83 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 60. North wind around 6 mph becoming calm  in the evening.

    Partly Cloudy

    Low: 60 °F

  • Tuesday

    Tuesday: A slight chance of showers after 2pm.  Partly sunny, with a high near 81. Northeast wind 5 to 7 mph becoming east in the afternoon.  Chance of precipitation is 20%.

    Partly Sunny
    then Slight
    Chance
    Showers

    High: 81 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of showers before 2am.  Mostly cloudy, with a low around 61. Chance of precipitation is 20%.

    Slight Chance
    Showers

    Low: 61 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84.

    Mostly Sunny

    High: 84 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Partly Cloudy

    Low: 62 °F

  • Thursday

    Thursday: A chance of showers.  Partly sunny, with a high near 82. Chance of precipitation is 40%.

    Chance
    Showers

    High: 82 °F

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 82. South wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers, mainly before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 62. Northwest wind around 7 mph. Chance of precipitation is 30%.
Monday
Sunny, with a high near 83. North wind 8 to 10 mph.
Monday Night
Partly cloudy, with a low around 60. North wind around 6 mph becoming calm in the evening.
Tuesday
A slight chance of showers after 2pm. Partly sunny, with a high near 81. Northeast wind 5 to 7 mph becoming east in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 66.
Saturday
A chance of showers. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
Washington-Dulles International Airport VA
 38.95°N 77.44°W (Elev. 285 ft)
7:53 am EDT Aug 1, 2021
7am EDT Aug 1, 2021-6pm EDT Aug 7, 2021
 
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