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

Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Saturday

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into the Tennessee Valley Saturday. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys Saturday. Extreme heat will continue for the Intermountain West and Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

78°F

26°C

Humidity 85%
Wind Speed Calm
Barometer 29.98 in (1016.2 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 11 Jul 9:56 am EDT
Extended Forecast for

2 Miles SW Rockville MD

  • Today

    Today: A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 85. Northwest wind 3 to 7 mph. Chance of precipitation is 40%.

    High: 85 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 67. Light northeast wind. Chance of precipitation is 50%.

    Low: 67 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Sunday

    Sunday: Partly sunny, with a high near 82. East wind 6 to 8 mph.

    High: 82 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 65. East wind around 6 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 82. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 82 °F

    Partly Sunny

  • Monday Night

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

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 70.

    Low: 70 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 85. Northwest wind 3 to 7 mph. Chance of precipitation is 40%.
Tonight
A chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 67. Light northeast wind. Chance of precipitation is 50%.
Sunday
Partly sunny, with a high near 82. East wind 6 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 65. East wind around 6 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 82. Calm wind becoming southeast around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Clear, with a low around 70.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Sunny, with a high near 93.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 20%.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Rockville MD
 39.06°N 77.17°W (Elev. 397 ft)
Last Update:
7:54 am EDT Jul 11, 2026
Forecast Valid:
10am EDT Jul 11, 2026-6pm EDT Jul 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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