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

Poteau, Robert S Kerr Airport (KRKR)

Lat: 35.02°NLon: 94.62°WElev: 453ft.

Fair

99°F

37°C

Humidity NA
Wind Speed SE 7 mph
Barometer 29.95 in
Dewpoint N/A
Visibility 10.00 mi
Last update 6 Sep 11:55 am CDT
Extended Forecast for

Denman OK

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

    NOW until 7:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 105 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 7pm.  Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Chance
    T-storms then
    Mostly Clear

  • Labor Day

    Labor Day: Isolated showers and thunderstorms after 1pm.  Sunny and hot, with a high near 104. Heat index values as high as 107. Calm wind becoming east around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 104 °F

    Sunny then
    Isolated
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. Southeast wind around 5 mph becoming calm.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 104. Calm wind becoming south around 5 mph in the afternoon.

    High: 104 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 103. Calm wind becoming south around 5 mph in the afternoon.

    High: 103 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. South wind around 5 mph becoming calm  in the evening.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 105. Heat index values as high as 108. East wind around 5 mph. Chance of precipitation is 30%.
Tonight
A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 72. Calm wind.
Labor Day
Isolated showers and thunderstorms after 1pm. Sunny and hot, with a high near 104. Heat index values as high as 107. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 70. Southeast wind around 5 mph becoming calm.
Tuesday
Sunny and hot, with a high near 104. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 72. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny and hot, with a high near 103. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 72. South wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 100. Calm wind becoming southwest around 5 mph in the morning.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 71. Southeast wind around 5 mph becoming calm.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 99. Calm wind becoming southwest around 5 mph in the morning.
Friday Night
Mostly clear, with a low around 70. South wind around 5 mph.
Saturday
Sunny and hot, with a high near 100. South wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Denman OK
 34.93°N 95.03°W
11:51 am CDT Sep 6, 2026
12pm CDT Sep 6, 2026-6pm CDT Sep 12, 2026
 
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Additional Resources

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