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 >

Hazardous Weather Conditions

Current conditions at

Dallas/Fort Worth International Airport (KDFW)

Lat: 32.9°NLon: 97.02°WElev: 541ft.

A Few Clouds

93°F

34°C

Humidity 46%
Wind Speed SE 7 mph
Barometer 29.95 in (1013.0 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 6 Sep 11:53 am CDT
Extended Forecast for

Flower Mound TX

Heat Advisory September 6, 12:15pm until September 6, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 6, 12:15pm until September 6, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 100 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 80. South wind 5 to 10 mph.

    Low: 80 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny and hot, with a high near 101. Heat index values as high as 106. Light south wind becoming southeast 5 to 10 mph in the afternoon.

    High: 101 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 80. South southeast wind 5 to 10 mph.

    Low: 80 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 102. South wind 5 to 10 mph.

    High: 102 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 80. South southeast wind 10 to 15 mph.

    Low: 80 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 101. South wind 5 to 10 mph.

    High: 101 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79. South southeast wind around 10 mph.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 100. Heat index values as high as 104. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 80. South wind 5 to 10 mph.
Labor Day
Sunny and hot, with a high near 101. Heat index values as high as 106. Light south wind becoming southeast 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 80. South southeast wind 5 to 10 mph.
Tuesday
Sunny and hot, with a high near 102. South wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 80. South southeast wind 10 to 15 mph.
Wednesday
Sunny and hot, with a high near 101. South wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 79. South southeast wind around 10 mph.
Thursday
Sunny and hot, with a high near 101. South wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 79.
Friday
Mostly sunny and hot, with a high near 101.
Friday Night
Partly cloudy, with a low around 78.
Saturday
Sunny and hot, with a high near 101.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Flower Mound TX
 33.02°N 97.1°W (Elev. 600 ft)
Last Update:
12:07 pm CDT Sep 6, 2026
Forecast Valid:
12pm CDT Sep 6, 2026-6pm CDT Sep 12, 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