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

Isaias Expected To Be A Strong Hurricane Approaching The Northern Gulf Coast Friday

Isaias is expected to strengthen and be a strong hurricane when it approaches the northern Gulf Coast on Friday. Damaging hurricane-force winds and life-threatening storm surge impacts are expected Friday into Saturday. Isaias will bring heavy rainfall to the northern Gulf Coast and much of the Southeast U.S. Friday into the weekend. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair

53°F

12°C

Humidity 96%
Wind Speed Calm
Barometer 29.88 in (1012.1 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 8 Oct 7:55 am EDT
Extended Forecast for

3 Miles NNW Potomac Heights MD

  • Today

    Today: Sunny, with a high near 76. Northwest wind 6 to 9 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. Northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 73. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 56. Calm wind.

    Low: 56 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 71. Light and variable wind becoming southeast around 6 mph in the morning.

    High: 71 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Cloudy, with a low around 61. Chance of precipitation is 40%.

    Low: 61 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 68. Chance of precipitation is 90%.

    High: 68 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 65. Chance of precipitation is 80%.

    Low: 65 °F

    Showers

  • Columbus Day

    Columbus Day: A chance of showers, mainly before 8am. Partly sunny, with a high near 72. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 76. Northwest wind 6 to 9 mph.
Tonight
Mostly clear, with a low around 55. Northwest wind 5 to 7 mph becoming calm after midnight.
Friday
Mostly sunny, with a high near 73. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 56. Calm wind.
Saturday
Partly sunny, with a high near 71. Light and variable wind becoming southeast around 6 mph in the morning.
Saturday Night
A chance of showers after 2am. Cloudy, with a low around 61. Chance of precipitation is 40%.
Sunday
Showers, mainly after 8am. High near 68. Chance of precipitation is 90%.
Sunday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 65. Chance of precipitation is 80%.
Columbus Day
A chance of showers, mainly before 8am. Partly sunny, with a high near 72. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 55. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Potomac Heights MD
 38.63°N 77.15°W (Elev. 3 ft)
Last Update:
7:53 am EDT Oct 8, 2026
Forecast Valid:
8am EDT Oct 8, 2026-6pm EDT Oct 14, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation