National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Active Pattern for the Center of the Nation

Severe thunderstorms, excessive rainfall, critical fire weather are all in the outlook today and into this last weekend of April. Very large hail, severe wind gusts, and a couple strong tornadoes will all be possible across the central and southern Plains today. Flash flooding also possible for portions of the Plains and Mississippi Valley. Critical fire weather conditions for Southern High Plains Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Overcast

48°F

9°C

Humidity 63%
Wind Speed Vrbl 6 mph
Barometer 30.31 in (1027.8 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 25 Apr 8:56 am EDT
Extended Forecast for

Ashton-Sandy Spring MD

  • Today

    Today: Partly sunny, with a high near 57. Northeast wind 5 to 8 mph.

    Partly Sunny

    High: 57 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Southeast wind 3 to 5 mph.

    Partly Cloudy

    Low: 39 °F

  • Friday

    Friday: Mostly sunny, with a high near 62. East wind 3 to 8 mph.

    Mostly Sunny

    High: 62 °F

  • Friday
    Night

    Friday Night: Increasing clouds, with a low around 44. Southeast wind 5 to 8 mph.

    Increasing
    Clouds

    Low: 44 °F

  • Saturday

    Saturday: Mostly cloudy, with a high near 62. Southeast wind 5 to 10 mph.

    Mostly Cloudy

    High: 62 °F

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 50.

    Mostly Cloudy

    Low: 50 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 80.

    Mostly Sunny

    High: 80 °F

  • Sunday
    Night

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

    Mostly Clear

    Low: 60 °F

  • Monday

    Monday: Sunny, with a high near 87.

    Sunny

    High: 87 °F

Detailed Forecast

Today
Partly sunny, with a high near 57. Northeast wind 5 to 8 mph.
Tonight
Partly cloudy, with a low around 39. Southeast wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 62. East wind 3 to 8 mph.
Friday Night
Increasing clouds, with a low around 44. Southeast wind 5 to 8 mph.
Saturday
Mostly cloudy, with a high near 62. Southeast wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 62.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 80.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Ashton-Sandy Spring MD
 39.15°N 77.01°W (Elev. 449 ft)
Last Update:
4:30 am EDT Apr 25, 2024
Forecast Valid:
9am EDT Apr 25, 2024-6pm EDT May 1, 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