Coastal Threats for the East and Gulf; Record Warmth for the Central U.S.

Persistent onshore flow across the Southeast and portions of the mid-Atlantic will keep the risk of rip currents through the weekend. Rainfall could be locally heavy across Florida, especially along the eastern shoreline. Meanwhile, record warmth for portions of the Plains and Midwest with elevated fire concerns. For the west, a trough will keep the pattern unsettled with wet conditions. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

72°F

22°C

Humidity 46%
Wind Speed Vrbl 6 mph
Barometer 30.34 in (1028.8 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 3 Oct 1:56 pm EDT
Extended Forecast for

Ashton-Sandy Spring MD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 70. Light south wind.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, sunny, with a high near 76. Calm wind.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 52. Calm wind.

    Low: 52 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 70. Light south wind.
Tonight
Patchy fog after 2am. Otherwise, clear, with a low around 50. Calm wind.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 76. Calm wind.
Saturday Night
Clear, with a low around 52. Calm wind.
Sunday
Sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 54.
Monday
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Partly sunny, with a high near 79.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 50%.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
Sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Ashton-Sandy Spring MD
 39.15°N 77.01°W (Elev. 449 ft)
1:30 pm EDT Oct 3, 2025
2pm EDT Oct 3, 2025-6pm EDT Oct 9, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database