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

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair

63°F

17°C

Humidity 93%
Wind Speed Calm
Barometer 29.96 in (1014.8 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 22 May 2:55 am EDT
Extended Forecast for

Accokeek MD

  • Overnight

    Overnight: Mostly clear, with a low around 59. South wind around 6 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. South wind 7 to 9 mph.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms before 4am, then isolated showers after 5am. Mostly cloudy, with a low around 69. South wind 5 to 7 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    T-storms then
    Scattered
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Mostly cloudy, with a high near 85. Southwest wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 65. South wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 70%.

    Low: 65 °F

    T-storms
    Likely and
    Patchy Fog

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.

    High: 84 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 59. South wind around 6 mph.
Wednesday
Mostly sunny, with a high near 88. South wind 7 to 9 mph.
Wednesday Night
Scattered showers and thunderstorms before 4am, then isolated showers after 5am. Mostly cloudy, with a low around 69. South wind 5 to 7 mph. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Mostly cloudy, with a high near 85. Southwest wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and thunderstorms likely, mainly before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 65. South wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 70%.
Friday
A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Memorial Day
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Accokeek MD
 38.66°N 77.01°W (Elev. 167 ft)
Last Update:
1:33 am EDT May 22, 2024
Forecast Valid:
3am EDT May 22, 2024-6pm EDT May 28, 2024
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation