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

Sallisaw, Sallisaw Municipal Airport (KJSV)

Lat: 35.44°NLon: 94.8°WElev: 528ft.

Fair

88°F

31°C

Humidity NA
Wind Speed E 7 mph
Barometer 29.87 in
Dewpoint N/A
Visibility 10.00 mi
Last update 6 Sep 4:55 pm CDT
Extended Forecast for

5 Miles WSW Short OK

Heat Advisory September 7, 12:00pm until September 7, 07:00pm
Heat Advisory September 6, 05:07pm until September 6, 07:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory September 6, 05:07pm until September 6, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 98 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 76. East wind around 5 mph becoming calm.

    Low: 76 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Labor Day

    Labor Day: Sunny and hot, with a high near 100. Heat index values as high as 104. East wind around 5 mph.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. East wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Southeast wind around 5 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100. Calm wind becoming southwest around 5 mph.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Mostly clear, with a low around 75. South wind around 5 mph becoming calm.

    Low: 75 °F

    Mostly Clear
    then Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 98. Heat index values as high as 103. Calm wind.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 76. East wind around 5 mph becoming calm.
Labor Day
Sunny and hot, with a high near 100. Heat index values as high as 104. East wind around 5 mph.
Monday Night
Mostly clear, with a low around 75. East wind around 5 mph.
Tuesday
Sunny and hot, with a high near 100. Southeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny and hot, with a high near 100. Calm wind becoming southwest around 5 mph.
Wednesday Night
A 30 percent chance of showers after 1am. Mostly clear, with a low around 75. South wind around 5 mph becoming calm.
Thursday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 93. Calm wind becoming west around 5 mph.
Thursday Night
A 30 percent chance of showers, mainly after 1am. Partly cloudy, with a low around 72. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers. Mostly clear, with a low around 72. South wind around 5 mph becoming calm after midnight.
Saturday
Sunny, with a high near 95. Light and variable wind becoming south 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 72. Southeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Short OK
 35.54°N 94.56°W
Last Update:
3:50 pm CDT Sep 6, 2026
Forecast Valid:
5pm CDT Sep 6, 2026-6pm CDT Sep 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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