Severe Thunderstorms and Heavy Rainfall Across the South; Heat Spreads Across the West and Southern Plains

A couple of frontal boundaries will move east and south from the Plains to the Gulf and Atlantic coastlines. These boundaries will focus showers and thunderstorms through the weekend, with scattered severe thunderstorms from the Southern Plains and across the Gulf Coast states. Locally heavy rainfall may also occur, which may be welcome news across drought areas. Meanwhile, heat spreads westward. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Fair

53°F

12°C

Humidity 89%
Wind Speed Calm
Barometer 29.84 in (1010.2 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 10 May 12:52 am EDT
Extended Forecast for

Dulles VA

  • Overnight

    Overnight: Partly cloudy, with a low around 54. West wind around 5 mph.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 80. Southwest wind 5 to 10 mph.  Chance of precipitation is 50%.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely after 11pm.  Mostly cloudy, with a low around 52. Northwest wind around 10 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 8am.  Cloudy, then gradually becoming mostly sunny, with a high near 65. North wind 8 to 10 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. Northwest wind 9 to 13 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly after 2pm.  Mostly cloudy, with a high near 71. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers, mainly before 2am.  Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 54. West wind around 5 mph.
Sunday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. Southwest wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms, then showers likely after 11pm. Mostly cloudy, with a low around 52. Northwest wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers likely, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 65. North wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 45. Northwest wind 9 to 13 mph.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.
Wednesday Night
Showers, mainly before 2am. Low around 53. Chance of precipitation is 80%.
Thursday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Dulles VA
 38.92°N 77.36°W (Elev. 400 ft)
10:54 pm EDT May 9, 2026
1am EDT May 10, 2026-6pm EDT May 16, 2026
 
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Additional Resources

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