Air Quality Concerns; Fire Weather in the West; Flash Flooding in the Southeast

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Multiple days of hot, dry and windy conditions are expected to bring fire weather concerns for portions of the Four Corners region into the central Great Basin and Rockies. Heavy rainfall and a flash flooding threat continues in the Southeast. Severe thunderstorms continue across the Northern Plains Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair

66°F

19°C

Humidity 95%
Wind Speed Calm
Barometer 30.20 in (1022.9 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 5 Aug 5:55 am EDT
Extended Forecast for

Accokeek MD

  • Today

    Today: Mostly cloudy, with a high near 81. Light and variable wind.

    High: 81 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 66. Light east wind.

    Low: 66 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after 2pm.  Mostly cloudy, with a high near 80. East wind 3 to 7 mph.  Chance of precipitation is 20%.

    High: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers.  Mostly cloudy, with a low around 67. East wind around 6 mph.  Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 82. East wind 6 to 8 mph.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Friday Night

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

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 81. Light and variable wind.
Tonight
Mostly cloudy, with a low around 66. Light east wind.
Wednesday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 80. East wind 3 to 7 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 67. East wind around 6 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 82. East wind 6 to 8 mph.
Thursday Night
Partly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Mostly cloudy, with a low around 68.
Sunday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Accokeek MD
 38.66°N 77.01°W (Elev. 167 ft)
4:30 am EDT Aug 5, 2025
6am EDT Aug 5, 2025-6pm EDT Aug 11, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database