Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Overcast

67°F

19°C

Humidity 97%
Wind Speed S 5 mph
Barometer 29.84 in (1010.2 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 23 Aug 1:52 am EDT
Extended Forecast for

3 Miles SW Arcola VA

  • Overnight

    Overnight: Scattered showers, mainly before 3am.  Mostly cloudy, with a low around 66. Calm wind.  Chance of precipitation is 30%.

    Low: 66 °F

    Scattered
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Northwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. West wind 5 to 7 mph becoming calm  after midnight.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. Light west wind increasing to 5 to 9 mph in the morning.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 59. Northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 59 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers.  Partly cloudy, with a low around 68. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Scattered showers, mainly before 3am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 84. Northwest wind 5 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 60. West wind 5 to 7 mph becoming calm after midnight.
Monday
Sunny, with a high near 83. Light west wind increasing to 5 to 9 mph in the morning.
Monday Night
Clear, with a low around 59. Northwest wind 5 to 7 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 86.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 68. Chance of precipitation is 20%.
Thursday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Arcola VA
 38.92°N 77.59°W (Elev. 387 ft)
10:53 pm EDT Aug 22, 2026
2am EDT Aug 23, 2026-6pm EDT Aug 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