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

Fire Weather Concerns for the Plains; Thunderstorms in the Southeast; Record Warmth Spreads in the Southwest

Elevated to locally critical conditions will persist across the High Plains. Showers and scattered thunderstorms are expected over parts of the Southeast and Florida Peninsula. Clipper system will bring modest snowfall and strong winds from the Northern High Plains into the Upper Midwest this weekend. Record warmth will persist across the Southwest into the southern Plains. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair

30°F

-1°C

Humidity 94%
Wind Speed Calm
Barometer 30.02 in (1016.9 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 27 Feb 4:55 am EST
Extended Forecast for

Accokeek MD

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 54. Calm wind becoming south around 5 mph in the afternoon.

    High: 54 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 35. Southeast wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62. South wind 3 to 6 mph.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41. Southeast wind 3 to 6 mph.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 53. Southwest wind 6 to 11 mph becoming north in the morning. Winds could gust as high as 20 mph.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of snow. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.

    High: 34 °F

    Chance Snow

  • Monday Night

    Monday Night: A chance of snow before 1am, then a chance of freezing rain. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.

    Low: 26 °F

    Chance Snow
    then Chance
    Wintry Mix

  • Tuesday

    Tuesday: A chance of rain or freezing rain before 1pm, then a chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.

    High: 40 °F

    Chance
    Rain/Freezing
    Rain

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 54. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 35. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 62. South wind 3 to 6 mph.
Saturday Night
Mostly clear, with a low around 41. Southeast wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 53. Southwest wind 6 to 11 mph becoming north in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
A chance of snow. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.
Monday Night
A chance of snow before 1am, then a chance of freezing rain. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Tuesday
A chance of rain or freezing rain before 1pm, then a chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.
Tuesday Night
Rain likely. Cloudy, with a low around 36. Chance of precipitation is 60%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 41.
Thursday
Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Accokeek MD
 38.66°N 77.01°W (Elev. 167 ft)
Last Update:
5:13 am EST Feb 27, 2026
Forecast Valid:
5am EST Feb 27, 2026-6pm EST Mar 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation