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

Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

72°F

22°C

Humidity 37%
Wind Speed NW 8 mph
Barometer 30.12 in (1021.1 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 30 Aug 1:56 pm EDT
Extended Forecast for

2 Miles SSE North Potomac MD

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. North wind around 6 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 51. Calm wind.

    Low: 51 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 78. Northeast wind 3 to 5 mph.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. Light north wind.

    Low: 55 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Mostly sunny, with a high near 79. East wind 3 to 6 mph.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 76. North wind around 6 mph.
Tonight
Clear, with a low around 51. Calm wind.
Sunday
Mostly sunny, with a high near 78. Northeast wind 3 to 5 mph.
Sunday Night
Partly cloudy, with a low around 55. Light north wind.
Labor Day
Mostly sunny, with a high near 79. East wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Mostly cloudy, with a low around 61.
Thursday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE North Potomac MD
 39.07°N 77.22°W (Elev. 348 ft)
Last Update:
1:30 pm EDT Aug 30, 2025
Forecast Valid:
2pm EDT Aug 30, 2025-6pm EDT Sep 5, 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