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

Atmospheric River to Begin to Impact the Northwest U.S.; Gusty Winds in the Northeast U.S.

A strong atmospheric river moving into northern California later Tuesday will bring a threat for moderate to heavy rainfall and flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. through at least Wednesday. Gusty winds and isolated rain and snow showers will continue in the Northeast U.S. Tuesday behind a cold front. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair

40°F

4°C

Humidity 86%
Wind Speed Calm
Barometer 30.19 in (1022.6 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 4 Nov 5:55 am EST
Extended Forecast for

Accokeek MD

  • Today

    Today: Sunny, with a high near 61. West wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. West wind around 6 mph becoming calm.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67. South wind 6 to 15 mph, with gusts as high as 24 mph.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. Southwest wind around 14 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 58. Northwest wind 6 to 10 mph.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.

    Low: 57 °F

    Rain Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 61. West wind 7 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 43. West wind around 6 mph becoming calm.
Wednesday
Sunny, with a high near 67. South wind 6 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 49. Southwest wind around 14 mph becoming northwest after midnight. Winds could gust as high as 21 mph.
Thursday
Sunny, with a high near 58. Northwest wind 6 to 10 mph.
Thursday Night
Mostly clear, with a low around 42.
Friday
Partly sunny, with a high near 62.
Friday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
A chance of rain. Partly sunny, with a high near 64. Chance of precipitation is 30%.
Sunday Night
A chance of rain. Partly cloudy, with a low around 42. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Accokeek MD
 38.68°N 77°W (Elev. 62 ft)
Last Update:
3:29 am EST Nov 4, 2025
Forecast Valid:
6am EST Nov 4, 2025-6pm EST Nov 10, 2025
 
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