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

48°F

9°C

Humidity 93%
Wind Speed Calm
Barometer 30.03 in (1018.2 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 10 Mar 2:56 am EDT
Extended Forecast for

2 Miles WNW Glenwood MD

  • Overnight

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

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. Light southwest wind.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely and possibly a thunderstorm before 1am, then showers likely, mainly after 2am. Mostly cloudy, with a low around 48. South wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

  • Thursday

    Thursday: Rain showers likely before 5pm, then a slight chance of rain and snow showers. Mostly cloudy, with a high near 50. Breezy. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 50 °F

    Showers
    Likely and
    Breezy then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 52. Breezy.

    High: 52 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 46. Calm wind.
Tuesday
Sunny, with a high near 77. Calm wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 58. Light southwest wind.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain likely and possibly a thunderstorm before 1am, then showers likely, mainly after 2am. Mostly cloudy, with a low around 48. South wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Thursday
Rain showers likely before 5pm, then a slight chance of rain and snow showers. Mostly cloudy, with a high near 50. Breezy. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Partly sunny, with a high near 52. Breezy.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
Mostly cloudy, with a high near 62.
Sunday Night
Showers. Low around 45. Chance of precipitation is 80%.
Monday
Showers. High near 53. Chance of precipitation is 80%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Glenwood MD
 39.29°N 77.07°W (Elev. 548 ft)
Last Update:
1:54 am EDT Mar 10, 2026
Forecast Valid:
3am EDT Mar 10, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation