Severe Thunderstorm and Flash Flooding Risks from Southern Plains to Midwest; Heat Wave Developing in the Southeast

Severe thunderstorms and flash flooding will again be possible from the Southern Plains into the Midwest on Friday. Periodic risks of severe thunderstorms, along with flash flooding, are forecast from the Central and Southern Plains to the Great Lakes and Northeast into the Memorial Day weekend. Temperatures across much of the East will run above normal where they will hold into Memorial Day. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

69°F

21°C

Humidity 57%
Wind Speed NW 12 G 20 mph
Barometer 30.04 in (1019.6 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 24 May 7:56 am EDT
Extended Forecast for

Rockville MD

  • Today

    Today: Sunny, with a high near 81. Northwest wind 13 to 16 mph, with gusts as high as 25 mph.

    Sunny

    High: 81 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 60. Northwest wind 5 to 9 mph becoming northeast after midnight.

    Partly Cloudy

    Low: 60 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 79. South wind 5 to 9 mph.

    Mostly Sunny

    High: 79 °F

  • Saturday
    Night

    Saturday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. South wind 6 to 9 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 67 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 89. West wind 6 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 30%.

    Mostly Sunny
    then Chance
    T-storms

    High: 89 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

    Chance
    T-storms then
    Chance
    Showers

    Low: 67 °F

  • Memorial
    Day

    Memorial Day: Partly sunny, with a high near 82.

    Partly Sunny

    High: 82 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 66.

    Partly Cloudy

    Low: 66 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89.

    Mostly Sunny

    High: 89 °F

Detailed Forecast

Today
Sunny, with a high near 81. Northwest wind 13 to 16 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 60. Northwest wind 5 to 9 mph becoming northeast after midnight.
Saturday
Mostly sunny, with a high near 79. South wind 5 to 9 mph.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind 6 to 9 mph. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. West wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Memorial Day
Partly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 87.
Click Map For Forecast
Point Forecast:
Rockville MD
 39.08°N 77.16°W (Elev. 430 ft)
7:32 am EDT May 24, 2019
8am EDT May 24, 2019-6pm EDT May 30, 2019
 
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