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

72°F

22°C

Humidity NA
Wind Speed Calm
Barometer 30.10 in (1020.0 mb)
Dewpoint N/A
Visibility 3.00 mi
Last update 15 Aug 6:56 am EDT
Extended Forecast for

Cooksville MD

  • Today

    Today: Scattered showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 86. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 86 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 8pm. Patchy fog after 4am. Otherwise, increasing clouds, with a low around 70. Light east wind. Chance of precipitation is 30%.

    Low: 70 °F

    Scattered
    T-storms then
    Patchy Fog

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 85. Light east wind. Chance of precipitation is 20%.

    High: 85 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Light south wind. 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 69. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 86. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 40%.
Tonight
Scattered showers and thunderstorms, mainly before 8pm. Patchy fog after 4am. Otherwise, increasing clouds, with a low around 70. Light east wind. Chance of precipitation is 30%.
Saturday
A slight chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 85. Light east wind. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 68. Calm wind.
Sunday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Light south wind. 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 69. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Partly sunny, with a high near 79.
Tuesday Night
Mostly cloudy, with a low around 65.
Wednesday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cooksville MD
 39.33°N 76.98°W (Elev. 600 ft)
Last Update:
7:29 am EDT Aug 15, 2025
Forecast Valid:
7am EDT Aug 15, 2025-6pm EDT Aug 21, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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