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

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Overcast

50°F

10°C

Humidity 100%
Wind Speed N 7 mph
Barometer 30.04 in (1018.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 27 Mar 11:56 am EDT
Extended Forecast for

2 Miles SW Lisbon MD

  • This Afternoon

    This Afternoon: Scattered showers. Cloudy, with a high near 56. North wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    High: 56 °F

    Scattered
    Showers

  • Tonight

    Tonight: A slight chance of rain showers before 7pm, then scattered sprinkles between 7pm and 10pm, then scattered sprinkles and flurries after 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 30. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Isolated
    Rain/Flurries

  • Saturday

    Saturday: Sunny, with a high near 45. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Light and variable wind.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 56. South wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 40%.

    High: 73 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

This Afternoon
Scattered showers. Cloudy, with a high near 56. North wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Tonight
A slight chance of rain showers before 7pm, then scattered sprinkles between 7pm and 10pm, then scattered sprinkles and flurries after 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 30. North wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 45. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 30. Light and variable wind.
Sunday
Mostly sunny, with a high near 56. South wind 6 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 63.
Monday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 40%.
Tuesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lisbon MD
 39.32°N 77.09°W (Elev. 623 ft)
Last Update:
10:53 am EDT Mar 27, 2026
Forecast Valid:
12pm EDT Mar 27, 2026-6pm EDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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