Current conditions at
Gaithersburg - Montgomery County Airport (KGAI)
Lat: 39.17°NLon: 77.17°WElev: 495ft.
Fair
70°F
21°C
| Humidity | 29% |
| Wind Speed | Vrbl 5 mph |
| Barometer | 30.29 in (1026.8 mb) |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Last update | 11 Apr 4:56 pm EDT |
Extended Forecast for
2 Miles SW Lisbon MD
Tonight

Low: 41 °F
Mostly Clear
Sunday

High: 67 °F
Sunny
Sunday Night

Low: 54 °F
Increasing
CloudsMonday
High: 81 °F
Partly Sunny
then Slight
Chance
ShowersMonday Night

Low: 60 °F
Slight Chance
ShowersTuesday
High: 85 °F
Mostly Sunny
then Slight
Chance
ShowersTuesday Night

Low: 63 °F
Partly Cloudy
Wednesday

High: 90 °F
Mostly Sunny
Wednesday Night

Low: 67 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly clear, with a low around 41. North wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 67. East wind 5 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Increasing clouds, with a low around 54. Southeast wind around 10 mph, with gusts as high as 20 mph.
Monday
A slight chance of showers after 2pm. Partly sunny, with a high near 81. Southwest wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 60. West wind 3 to 7 mph. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
Mostly cloudy, with a low around 67.
Thursday
Partly sunny, with a high near 89.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Friday Night
A chance of showers. Partly cloudy, with a low around 60. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles SW Lisbon MD
39.32°N 77.09°W (Elev. 623 ft)
39.32°N 77.09°W (Elev. 623 ft)
4:53 pm EDT Apr 11, 2026
5pm EDT Apr 11, 2026-6pm EDT Apr 18, 2026


