Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Hazardous Weather Conditions

Current conditions at

Sallisaw, Sallisaw Municipal Airport (KJSV)

Lat: 35.44°NLon: 94.8°WElev: 528ft.

Fair

68°F

20°C

Humidity NA
Wind Speed Calm
Barometer 30.03 in
Dewpoint N/A
Visibility 10.00 mi
Last update 23 Aug 6:35 am CDT
Extended Forecast for

4 Miles N Box OK

  • Today

    Today: Mostly sunny, with a high near 96. Heat index values as high as 101. Calm wind becoming southeast around 5 mph.

    High: 96 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Increasing clouds, with a low around 75. East wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 10am.  Mostly cloudy through mid morning, then gradual clearing, with a high near 96. Heat index values as high as 102. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 96 °F

    Slight Chance
    T-storms then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. East wind around 10 mph.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Southeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75. East wind around 5 mph.

    Low: 75 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 96. East wind around 5 mph.

    High: 96 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. Calm wind becoming northeast around 5 mph.

    Low: 72 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 96. Calm wind becoming north around 5 mph in the afternoon.

    High: 96 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 96. Heat index values as high as 101. Calm wind becoming southeast around 5 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 1am. Increasing clouds, with a low around 75. East wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of showers and thunderstorms before 10am. Mostly cloudy through mid morning, then gradual clearing, with a high near 96. Heat index values as high as 102. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 74. East wind around 10 mph.
Tuesday
Sunny and hot, with a high near 100. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 75. East wind around 5 mph.
Wednesday
Mostly sunny, with a high near 96. East wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 72. Calm wind becoming northeast around 5 mph.
Thursday
Sunny, with a high near 96. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 72. Northeast wind around 5 mph.
Friday
Sunny, with a high near 96. East wind around 5 mph becoming calm in the morning.
Friday Night
Mostly clear, with a low around 73. Light southeast wind increasing to 5 to 10 mph in the evening.
Saturday
Sunny, with a high near 96. South wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Box OK
 35.63°N 94.97°W
6:51 am CDT Aug 23, 2026
6am CDT Aug 23, 2026-6pm CDT Aug 29, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database