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.

Partly Cloudy

88°F

31°C

Humidity 48%
Wind Speed S 7 mph
Barometer 30.00 in (1016.9 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 13 Jun 1:56 pm EDT
Extended Forecast for

Ashton-Sandy Spring MD

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 87. South wind around 9 mph.

    High: 87 °F

    Partly Sunny

  • Tonight

    Tonight: Isolated showers and thunderstorms before 11pm, then isolated showers between 11pm and midnight. Partly cloudy, with a low around 67. South wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Isolated
    T-storms then
    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms, mainly after 5pm. Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 91. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 91 °F

    Patchy Fog
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 64. North wind 5 to 9 mph. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 84. Northwest wind 8 to 10 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 87. South wind around 9 mph.
Tonight
Isolated showers and thunderstorms before 11pm, then isolated showers between 11pm and midnight. Partly cloudy, with a low around 67. South wind 6 to 8 mph. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms, mainly after 5pm. Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 91. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 64. North wind 5 to 9 mph. Chance of precipitation is 40%.
Saturday
Sunny, with a high near 84. Northwest wind 8 to 10 mph.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 71.
Tuesday
Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 72.
Juneteenth
Mostly sunny, with a high near 93.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Ashton-Sandy Spring MD
 39.15°N 77.01°W (Elev. 449 ft)
Last Update:
1:29 pm EDT Jun 13, 2024
Forecast Valid:
2pm EDT Jun 13, 2024-6pm EDT Jun 19, 2024
 
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