Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Leesburg / Godfrey (KJYO)

Lat: 39.08°NLon: 77.57°WElev: 390ft.

Partly Cloudy

90°F

32°C

Humidity 59%
Wind Speed S 13 G 20 mph
Barometer 29.95 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 27 Aug 3:15 pm EDT
Extended Forecast for

2 Miles NW Ashburn VA

Severe T-storm Watch until August 27, 10:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until August 27, 10:00pm

    NOW until 10:00pm Thu

    Severe T-storm Watch

  • This Afternoon

    High: 89 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Some of the storms could be severe.  Patchy fog between 2am and 5am.  Otherwise, mostly cloudy, with a low around 67. Southwest wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 40%.

    Low: 67 °F

    Severe
    Thunderstorms
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, partly sunny, with a high near 86. Calm wind becoming north around 6 mph in the morning.

    High: 86 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Patchy fog between midnight and 1am.  Otherwise, mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 87. North wind 3 to 5 mph.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Mostly cloudy, with a high near 89. South wind around 9 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Some of the storms could be severe. Patchy fog between 2am and 5am. Otherwise, mostly cloudy, with a low around 67. Southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 40%.
Friday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 86. Calm wind becoming north around 6 mph in the morning.
Friday Night
Patchy fog between midnight and 1am. Otherwise, mostly cloudy, with a low around 66. Calm wind.
Saturday
Mostly sunny, with a high near 87. North wind 3 to 5 mph.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Ashburn VA
 39.07°N 77.51°W (Elev. 256 ft)
2:23 pm EDT Aug 27, 2026
3pm EDT Aug 27, 2026-6pm EDT Sep 3, 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