Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

66°F

19°C

Humidity 37%
Wind Speed Calm
Barometer 30.33 in (1028.6 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 19 Oct 4:56 pm EDT
Extended Forecast for

North Potomac MD

  • Tonight

    Tonight: Clear, with a low around 42. North wind 5 to 7 mph.

    Low: 42 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68. North wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 46. North wind around 7 mph.

    Low: 46 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64. North wind around 8 mph.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. North wind 3 to 5 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 42. North wind 5 to 7 mph.
Tuesday
Sunny, with a high near 68. North wind 9 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Clear, with a low around 46. North wind around 7 mph.
Wednesday
Sunny, with a high near 64. North wind around 8 mph.
Wednesday Night
Mostly clear, with a low around 43. North wind 3 to 5 mph.
Thursday
Sunny, with a high near 66.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 45.
Monday
Mostly sunny, with a high near 68.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
North Potomac MD
 39.09°N 77.22°W (Elev. 436 ft)
5:36 pm EDT Oct 19, 2026
5pm EDT Oct 19, 2026-6pm EDT Oct 26, 2026
 
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