Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Mostly Cloudy

64°F

18°C

Humidity 46%
Wind Speed Vrbl 3 mph
Barometer 30.14 in (1021.8 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 10 Apr 11:56 pm EDT
Extended Forecast for

Derwood MD

  • Overnight

    Overnight: Partly cloudy, with a low around 53. Southwest wind around 6 mph becoming west.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 68. North wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 71. East wind 5 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 82.

    High: 82 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 53. Southwest wind around 6 mph becoming west.
Saturday
Sunny, with a high near 68. North wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 46. Calm wind.
Sunday
Mostly sunny, with a high near 71. East wind 5 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 57. Southeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy, with a high near 82.
Monday Night
Mostly cloudy, with a low around 62.
Tuesday
Partly sunny, with a high near 86.
Tuesday Night
Mostly cloudy, with a low around 65.
Wednesday
Partly sunny, with a high near 91.
Wednesday Night
Mostly cloudy, with a low around 67.
Thursday
Partly sunny, with a high near 87.
Thursday Night
Mostly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Derwood MD
 39.12°N 77.13°W (Elev. 348 ft)
10:54 pm EDT Apr 10, 2026
12am EDT Apr 11, 2026-6pm EDT Apr 17, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database