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

Tracking Storm System Across the Central U.S.

A storm system will slowly continue to press across the central U.S. Friday and Saturday with widespread showers and thunderstorms. Slight risks for severe thunderstorms and excessive rainfall have been issued Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair

41°F

5°C

Humidity 81%
Wind Speed Calm
Barometer 30.04 in (1017.6 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 16 Oct 11:55 pm EDT
Extended Forecast for

Potomac Heights MD

  • Overnight

    Overnight: Clear, with a low around 40. North wind around 6 mph.

    Low: 40 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 65. Northwest wind around 7 mph.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 70. Calm wind becoming south around 6 mph in the afternoon.

    High: 70 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. South wind around 6 mph.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 40%.

    High: 75 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 8am. Mostly sunny, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 40. North wind around 6 mph.
Friday
Sunny, with a high near 65. Northwest wind around 7 mph.
Friday Night
Mostly clear, with a low around 45. Calm wind.
Saturday
Partly sunny, with a high near 70. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 54. South wind around 6 mph.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 40%.
Sunday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Monday
A chance of showers before 8am. Mostly sunny, with a high near 67. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 71.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Potomac Heights MD
 38.58°N 77.11°W (Elev. 49 ft)
Last Update:
10:29 pm EDT Oct 16, 2025
Forecast Valid:
12am EDT Oct 17, 2025-6pm EDT Oct 23, 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