Hazardous Weather Conditions
Current conditions at
Gaithersburg - Montgomery County Airport (KGAI)
Lat: 39.17°NLon: 77.17°WElev: 495ft.
Overcast
74°F
23°C
| Humidity | 100% |
| Wind Speed | SE 5 mph |
| Barometer | 30.11 in (1020.5 mb) |
| Dewpoint | 74°F (23°C) |
| Visibility | 10.00 mi |
| Last update | 16 Aug 5:56 am EDT |
Extended Forecast for
2 Miles SW North Potomac MD
Today
High: 81 °F
Showers
Tonight
Low: 71 °F
Heavy Rain
Monday
High: 88 °F
Mostly Sunny
Monday Night
Low: 68 °F
Partly Cloudy
Tuesday
High: 84 °F
Sunny
Tuesday Night
Low: 65 °F
Mostly Clear
Wednesday
High: 88 °F
Sunny
Wednesday Night
Low: 70 °F
Chance
ShowersThursday
High: 85 °F
Mostly Sunny
then Chance
T-storms
Detailed Forecast
Today
Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then scattered showers and thunderstorms after 5pm. High near 81. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms before 2am, then isolated showers between 2am and 3am. Some of the storms could produce heavy rainfall. Low around 71. Northwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
Mostly sunny, with a high near 88. Northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 68. Northwest wind around 6 mph.
Tuesday
Sunny, with a high near 84. Northwest wind 5 to 7 mph.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 88.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Thursday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles SW North Potomac MD
39.07°N 77.28°W (Elev. 299 ft)
39.07°N 77.28°W (Elev. 299 ft)
5:46 am EDT Aug 16, 2026
6am EDT Aug 16, 2026-6pm EDT Aug 22, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
