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.

Fair

54°F

12°C

Humidity 49%
Wind Speed W 3 mph
Barometer 29.99 in (1017.2 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 13 Apr 7:56 pm EDT
Extended Forecast for

2 Miles ENE Rossmoor MD

  • Tonight

    Tonight: A slight chance of showers after 2am. Increasing clouds, with a low around 45. Light west wind. Chance of precipitation is 20%.

    Low: 45 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Monday

    Monday: Mostly cloudy, with a high near 67. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 67 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 56. Southeast wind around 6 mph becoming southwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers before 2pm. Partly sunny, with a high near 64. Breezy, with a west wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 30%.

    High: 64 °F

    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. West wind 14 to 18 mph, with gusts as high as 30 mph.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers after 2am. Increasing clouds, with a low around 45. Light west wind. Chance of precipitation is 20%.
Monday
Mostly cloudy, with a high near 67. Calm wind becoming south 5 to 7 mph in the afternoon.
Monday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 56. Southeast wind around 6 mph becoming southwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers before 2pm. Partly sunny, with a high near 64. Breezy, with a west wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 42. West wind 14 to 18 mph, with gusts as high as 30 mph.
Wednesday
Mostly sunny, with a high near 55.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 70.
Friday Night
Mostly cloudy, with a low around 57.
Saturday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Rossmoor MD
 39.11°N 77.04°W (Elev. 427 ft)
Last Update:
7:30 pm EDT Apr 13, 2025
Forecast Valid:
8pm EDT Apr 13, 2025-6pm EDT Apr 20, 2025
 
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