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

Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Current conditions at

College Park Airport (KCGS)

Lat: 38.98°NLon: 76.92°WElev: 49ft.

Partly Cloudy

75°F

24°C

Humidity 61%
Wind Speed NE 5 mph
Barometer 30.01 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 6 Sep 8:35 pm EDT
Extended Forecast for

Fairmount Heights MD

  • Tonight

    Tonight: Mostly clear, with a low around 63. Light northeast wind.

    Low: 63 °F

    Mostly Clear

  • Labor Day

    Labor Day: Mostly sunny, with a high near 84. Northeast wind 3 to 5 mph.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming clear, with a low around 62. Light and variable wind.

    Low: 62 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. South wind around 6 mph.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 50%.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 63. Light northeast wind.
Labor Day
Mostly sunny, with a high near 84. Northeast wind 3 to 5 mph.
Monday Night
Mostly cloudy, then gradually becoming clear, with a low around 62. Light and variable wind.
Tuesday
Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 65. South wind around 6 mph.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 20%.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fairmount Heights MD
 38.9°N 76.91°W (Elev. 131 ft)
Last Update:
7:52 pm EDT Sep 6, 2026
Forecast Valid:
8pm EDT Sep 6, 2026-6pm EDT Sep 13, 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