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

Critical Fire Weather for a Large Part of the Central U.S.; Areas of Severe Thunderstorms

Gusty to high winds and low relative humidity will bring elevated to critical fire weather across large parts of the Great Plains and more localized parts of the Great Basin and central Rockies Thursday into Friday. Severe thunderstorms with large hail and damaging wind gusts are possible over the central Plains Thursday into this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

53°F

12°C

Humidity 96%
Wind Speed W 3 mph
Barometer 29.81 in (1009.2 mb)
Dewpoint 52°F (11°C)
Visibility 7.00 mi
Last update 14 May 1:52 am EDT
Extended Forecast for

Catharpin VA

  • Overnight

    Overnight: Isolated showers. Patchy fog. Otherwise, mostly cloudy, with a low around 51. North wind around 7 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Isolated
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Scattered sprinkles after 2pm. Partly sunny, with a high near 63. Northwest wind 11 to 15 mph, with gusts as high as 24 mph.

    High: 63 °F

    Scattered
    Sprinkles

  • Thursday Night

    Thursday Night: Scattered sprinkles before 8pm. Partly cloudy, with a low around 48. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Scattered
    Sprinkles

  • Friday

    Friday: Sunny, with a high near 73. Northwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 30%.

    High: 91 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 63. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Isolated showers. Patchy fog. Otherwise, mostly cloudy, with a low around 51. North wind around 7 mph. Chance of precipitation is 20%.
Thursday
Scattered sprinkles after 2pm. Partly sunny, with a high near 63. Northwest wind 11 to 15 mph, with gusts as high as 24 mph.
Thursday Night
Scattered sprinkles before 8pm. Partly cloudy, with a low around 48. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 73. Northwest wind 10 to 14 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 50. Calm wind.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Monday
Sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
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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:
2:23 am EDT May 14, 2026
Forecast Valid:
2am EDT May 14, 2026-6pm EDT May 20, 2026
 
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