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

Severe Thunderstorms and Heavy Rainfall Today from the Central Plains into the Tennessee Valley

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into portions of the Southeast today. 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 today. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Overcast

72°F

22°C

Humidity NA
Wind Speed Calm
Barometer 30.10 in (1020.0 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 12 Jul 5:56 am EDT
Extended Forecast for

2 Miles W Rockville MD

  • Today

    Today: A slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. East wind 5 to 9 mph. Chance of precipitation is 20%.

    High: 82 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 65. Southeast wind 5 to 7 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. East wind 3 to 7 mph.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. Light and variable wind.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Light and variable wind.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 69.

    Low: 69 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. East wind 5 to 9 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 65. Southeast wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 81. East wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 63. Light and variable wind.
Tuesday
Sunny, with a high near 87. Light and variable wind.
Tuesday Night
Clear, with a low around 69.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny, with a high near 92.
Thursday Night
Partly cloudy, with a low around 71.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Rockville MD
 39.08°N 77.19°W (Elev. 449 ft)
Last Update:
4:53 am EDT Jul 12, 2026
Forecast Valid:
6am EDT Jul 12, 2026-6pm EDT Jul 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation