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

Areas of Severe Thunderstorms and Excessive Rainfall Through This Weekend

Severe thunderstorms which can bring large hail, damaging winds, and isolated tornadoes will be possible over parts of the central U.S. through this weekend. Thunderstorms with heavy to excessive rainfall moving from Texas into the mid-Mississippi Valley through this weekend may produce areas of flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

87°F

31°C

Humidity 39%
Wind Speed W 9 G 16 mph
Barometer 30.04 in (1018.2 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 5 Jun 2:56 pm EDT
Extended Forecast for

Rossmoor MD

  • Tonight

    Tonight: Mostly clear, with a low around 67. West wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 90. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 90 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Partly cloudy, with a low around 70. West wind around 6 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 88. Northwest wind around 8 mph, with gusts as high as 18 mph.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. North wind 3 to 6 mph.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 67. West wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 90. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Saturday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Partly cloudy, with a low around 70. West wind around 6 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 88. Northwest wind around 8 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 67. North wind 3 to 6 mph.
Monday
Sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rossmoor MD
 39.09°N 77.08°W (Elev. 440 ft)
Last Update:
2:25 pm EDT Jun 5, 2026
Forecast Valid:
3pm EDT Jun 5, 2026-6pm EDT Jun 12, 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