Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Sallisaw, Sallisaw Municipal Airport (KJSV)

Lat: 35.44°NLon: 94.8°WElev: 528ft.

Mostly Cloudy

77°F

25°C

Humidity NA
Wind Speed E 3 mph
Barometer 30.02 in
Dewpoint N/A
Visibility 10.00 mi
Last update 18 Aug 2:15 am CDT
Extended Forecast for

4 Miles NNE Bunch OK

Heat Advisory August 18, 01:00pm until August 19, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Clear, with a low around 73. Calm wind.

    Low: 73 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 103. Heat index values as high as 107. Calm wind becoming southeast around 5 mph.

    High: 103 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. Calm wind becoming southeast around 5 mph.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 105. Heat index values as high as 108. Southwest wind 5 to 10 mph.

    High: 105 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm  after midnight.

    Low: 77 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 100. Calm wind becoming west around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71. North wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 100. Calm wind becoming north around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. Northeast wind around 5 mph becoming calm.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 73. Calm wind.
Tuesday
Sunny and hot, with a high near 103. Heat index values as high as 107. Calm wind becoming southeast around 5 mph.
Tuesday Night
Mostly clear, with a low around 78. Calm wind becoming southeast around 5 mph.
Wednesday
Sunny and hot, with a high near 105. Heat index values as high as 108. Southwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm after midnight.
Thursday
Mostly sunny and hot, with a high near 100. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 71. North wind around 5 mph becoming calm.
Friday
Sunny and hot, with a high near 100. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. Northeast wind around 5 mph becoming calm.
Saturday
Sunny and hot, with a high near 101. Calm wind becoming southeast around 5 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 73. East wind around 5 mph becoming calm.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 102. South wind around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.
Monday
Mostly sunny and hot, with a high near 103. South wind around 10 mph, with gusts as high as 20 mph.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Bunch OK
 35.74°N 94.72°W
1:50 am CDT Aug 18, 2026
2am CDT Aug 18, 2026-6pm CDT Aug 24, 2026
 
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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