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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

Ardmore, Ardmore Municipal Airport (KADM)

Lat: 34.3°NLon: 97.02°WElev: 761ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Sulphur OK

Heat Advisory September 6, 07:27pm until September 7, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 6, 07:27pm until September 7, 07:00pm

    NOW until 7:00pm Mon

    Heat Advisory

  • Tonight

    Low: 76 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny and hot, with a high near 100. Heat index values as high as 105. Calm wind becoming south southeast 5 to 8 mph in the afternoon.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. South southeast wind 3 to 6 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. Heat index values as high as 106. South wind 3 to 8 mph.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 77. South southeast wind 5 to 7 mph.

    Low: 77 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 76. Light south southeast wind.
Labor Day
Sunny and hot, with a high near 100. Heat index values as high as 105. Calm wind becoming south southeast 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 76. South southeast wind 3 to 6 mph.
Tuesday
Sunny and hot, with a high near 101. Heat index values as high as 106. South wind 3 to 8 mph.
Tuesday Night
Clear, with a low around 77. South southeast wind 5 to 7 mph.
Wednesday
Sunny and hot, with a high near 101.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97.
Thursday Night
Partly cloudy, with a low around 73.
Friday
A 20 percent chance of showers before 1pm. Mostly sunny and hot, with a high near 98.
Friday Night
A 20 percent chance of showers. Mostly clear, with a low around 73.
Saturday
Sunny and hot, with a high near 99.
Saturday Night
A 20 percent chance of showers. Mostly clear, with a low around 72.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sulphur OK
 34.52°N 96.98°W
Last Update:
1:27 pm CDT Sep 6, 2026
Forecast Valid:
7pm CDT Sep 6, 2026-6pm CDT 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