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.

Fog/Mist

70°F

21°C

Humidity NA
Wind Speed Calm
Barometer 30.13 in (1021.5 mb)
Dewpoint N/A
Visibility 0.75 mi
Last update 28 Jun 7:56 am EDT
Extended Forecast for

2 Miles SSW Damascus MD

  • Today

    Today: A chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 90. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 30%.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 71. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Northwest wind 3 to 5 mph. Chance of precipitation is 20%.

    High: 89 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%.

    High: 90 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

    Low: 73 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.

    High: 87 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 90. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 71. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Northwest wind 3 to 5 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 20%.
Monday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 60%.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
Mostly sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 67.
Independence Day
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Damascus MD
 39.24°N 77.22°W (Elev. 653 ft)
Last Update:
7:30 am EDT Jun 28, 2025
Forecast Valid:
8am EDT Jun 28, 2025-6pm EDT Jul 4, 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