Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

44°F

7°C

Humidity 35%
Wind Speed Vrbl 6 G 20 mph
Barometer 30.51 in (1035.1 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 28 Mar 12:56 pm EDT
Extended Forecast for

2 Miles SW Lisbon MD

  • This Afternoon

    This Afternoon: Sunny, with a high near 48. Northwest wind around 15 mph, with gusts as high as 26 mph.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 27. Northwest wind around 6 mph becoming calm  after midnight.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 57. South wind 6 to 15 mph, with gusts as high as 25 mph.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 43. Southwest wind around 11 mph, with gusts as high as 23 mph.

    Low: 43 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers after 2pm.  Partly sunny, with a high near 67. Southwest wind 10 to 13 mph, with gusts as high as 22 mph.  Chance of precipitation is 20%.

    High: 67 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers.  Mostly cloudy, with a low around 52. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely after 2pm.  Partly sunny, with a high near 79. Chance of precipitation is 70%.

    High: 79 °F

    Mostly Sunny
    then Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 48. Northwest wind around 15 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 27. Northwest wind around 6 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 57. South wind 6 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 43. Southwest wind around 11 mph, with gusts as high as 23 mph.
Monday
A slight chance of showers after 2pm. Partly sunny, with a high near 67. Southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Showers likely after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 70%.
Wednesday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Thursday Night
Showers likely. Cloudy, with a low around 41. Chance of precipitation is 70%.
Friday
Showers likely. Cloudy, with a high near 49. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lisbon MD
 39.32°N 77.09°W (Elev. 623 ft)
10:54 am EDT Mar 28, 2026
12pm EDT Mar 28, 2026-6pm EDT Apr 3, 2026
 
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Additional Resources

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