Severe Weather and Heavy Rain for the Plains and Mid-Atlantic; Building Heat in the West

Severe thunderstorms will remain possible in the Mid-Atlantic through Tuesday. Severe thunderstorms and heavy rain will also be possible in the central/southern Plains on Tuesday and Wednesday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry weather will create Elevated to Critical fire weather conditions in the Four Corners Region. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Overcast

70°F

21°C

Humidity 97%
Wind Speed SE 5 mph
Barometer 29.89 in (1011.8 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 22 Jun 10:52 pm EDT
Extended Forecast for

3 Miles WNW Catharpin VA

  • Tonight

    Tonight: A chance of showers and thunderstorms between 1am and 2am, then a slight chance of showers. Some of the storms could be severe.  Cloudy, with a low around 67. Light south wind.  Chance of precipitation is 30%.

    Low: 67 °F

    Severe
    Thunderstorms

  • Tuesday

    Tuesday: A chance of showers, mainly before 2pm.  Cloudy, with a high near 77. North wind 6 to 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 50%.

    High: 77 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. Northwest wind around 7 mph.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. North wind 3 to 6 mph.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 89. Chance of precipitation is 20%.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, mainly between 8pm and 2am.  Partly cloudy, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 90. Chance of precipitation is 50%.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms between 1am and 2am, then a slight chance of showers. Some of the storms could be severe. Cloudy, with a low around 67. Light south wind. Chance of precipitation is 30%.
Tuesday
A chance of showers, mainly before 2pm. Cloudy, with a high near 77. North wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Tuesday Night
Mostly clear, with a low around 60. Northwest wind around 7 mph.
Wednesday
Sunny, with a high near 83. North wind 3 to 6 mph.
Wednesday Night
Mostly clear, with a low around 62. Calm wind.
Thursday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Catharpin VA
 38.86°N 77.63°W (Elev. 400 ft)
10:53 pm EDT Jun 22, 2026
11pm EDT Jun 22, 2026-6pm EDT Jun 29, 2026
 
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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