Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Mostly Cloudy

72°F

22°C

Humidity NA
Wind Speed Calm
Barometer 29.91 in (1013.7 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 5 Sep 7:56 am EDT
Extended Forecast for

Washington Grove MD

  • Today

    Today: A slight chance of showers before 2pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly cloudy, with a high near 81. North wind 3 to 6 mph.  Chance of precipitation is 20%.

    High: 81 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 63. North wind 3 to 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80. Northeast wind around 7 mph.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59. Light east wind.

    Low: 59 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Sunny, with a high near 81. Light north wind.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers before 2pm, then a slight chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 81. North wind 3 to 6 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 63. North wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 80. Northeast wind around 7 mph.
Sunday Night
Partly cloudy, with a low around 59. Light east wind.
Labor Day
Sunny, with a high near 81. Light north wind.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 71.
Thursday
A slight chance of showers. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 63. Chance of precipitation is 20%.
Friday
Sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Washington Grove MD
 39.15°N 77.18°W (Elev. 456 ft)
7:52 am EDT Sep 5, 2026
8am EDT Sep 5, 2026-6pm EDT Sep 11, 2026
 
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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