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

Tropical Storm Watches for the Northern Mariana Islands; Severe Thunderstorms in the Northern Plains

Tropical Storm Watches have been issued for Agrihan, Pagan and Alamagan in the Northern Mariana Islands, as Tropical Depression 16W moves towards the islands and strengthens. Heavy rain and gusty winds are expected through Saturday. Severe thunderstorms and heavy rain are expected across the Northern Plains this afternoon into tonight. A few tornadoes, large hail, and severe winds are expected. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

77°F

25°C

Humidity 66%
Wind Speed Vrbl 3 mph
Barometer 30.34 in (1028.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 7 Aug 11:56 am EDT
Extended Forecast for

2 Miles SW North Potomac MD

  • This Afternoon

    This Afternoon: Isolated showers after 2pm. Mostly sunny, with a high near 83. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 83 °F

    Isolated
    Showers

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 63. East wind 5 to 8 mph.

    Low: 63 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 82. East wind around 7 mph.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. East wind 5 to 7 mph becoming calm after midnight.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84. Light east wind.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

This Afternoon
Isolated showers after 2pm. Mostly sunny, with a high near 83. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 63. East wind 5 to 8 mph.
Friday
Mostly sunny, with a high near 82. East wind around 7 mph.
Friday Night
Mostly clear, with a low around 63. East wind 5 to 7 mph becoming calm after midnight.
Saturday
Sunny, with a high near 84. Light east wind.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 69.
Tuesday
Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
A chance of showers. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW North Potomac MD
 39.07°N 77.28°W (Elev. 299 ft)
Last Update:
10:30 am EDT Aug 7, 2025
Forecast Valid:
12pm EDT Aug 7, 2025-6pm EDT Aug 13, 2025
 
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