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

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Partly Cloudy

70°F

21°C

Humidity 95%
Wind Speed Calm
Barometer 29.82 in (1010.0 mb)
Dewpoint 69°F (21°C)
Visibility 9.00 mi
Last update 23 Jun 2:55 am EDT
Extended Forecast for

Mount Vernon VA

  • Overnight

    Overnight: Cloudy, with a low around 72. Southwest wind around 7 mph.

    Low: 72 °F

    Cloudy

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms, mainly between 4pm and 5pm.  High near 77. North wind 7 to 14 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 77 °F

    Showers
    Likely then
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming clear, with a low around 62. Northwest wind 9 to 11 mph.

    Low: 62 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 79. Northwest wind 8 to 10 mph.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. West wind around 6 mph becoming south in the evening.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

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

    Low: 70 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 86. Chance of precipitation is 50%.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am.  Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    Showers
    Likely

Detailed Forecast

Overnight
Cloudy, with a low around 72. Southwest wind around 7 mph.
Tuesday
Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms, mainly between 4pm and 5pm. High near 77. North wind 7 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Mostly cloudy, then gradually becoming clear, with a low around 62. Northwest wind 9 to 11 mph.
Wednesday
Sunny, with a high near 79. Northwest wind 8 to 10 mph.
Wednesday Night
Mostly clear, with a low around 64. West wind around 6 mph becoming south in the evening.
Thursday
Sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 70.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 71. Chance of precipitation is 60%.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 71.
Monday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon VA
 38.69°N 77.09°W (Elev. 3 ft)
2:59 am EDT Jun 23, 2026
3am EDT Jun 23, 2026-6pm EDT Jun 29, 2026
 
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Additional Resources

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