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

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Partly Cloudy

47°F

8°C

Humidity 33%
Wind Speed SE 9 mph
Barometer 30.54 in (1034.2 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 8 Apr 8:52 pm EDT
Extended Forecast for

Catharpin VA

Freeze Warning April 9, 12:00am until April 9, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 32. Southeast wind around 5 mph becoming calm after midnight.

    Low: 32 °F

    Mostly Clear
    then Frost

  • Thursday

    Thursday: Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 62. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 62 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40. Southeast wind around 6 mph.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75. Light south wind increasing to 5 to 9 mph in the morning.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. South wind around 7 mph becoming west after midnight.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 32. Southeast wind around 5 mph becoming calm after midnight.
Thursday
Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 62. Calm wind becoming south 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 40. Southeast wind around 6 mph.
Friday
Sunny, with a high near 75. Light south wind increasing to 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 52. South wind around 7 mph becoming west after midnight.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Partly sunny, with a high near 85.
Monday Night
Mostly cloudy, with a low around 65.
Tuesday
Partly sunny, with a high near 91.
Tuesday Night
Mostly cloudy, with a low around 68.
Wednesday
A chance of showers. Partly sunny, with a high near 92. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Catharpin VA
 38.86°N 77.58°W (Elev. 295 ft)
Last Update:
7:53 pm EDT Apr 8, 2026
Forecast Valid:
9pm EDT Apr 8, 2026-6pm EDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation