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

McAlester, McAlester Regional Airport (KMLC)

Lat: 34.88°NLon: 95.78°WElev: 768ft.

Fair

75°F

24°C

Humidity 84%
Wind Speed Calm
Barometer 30.01 in (1015.1 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 22 Aug 12:53 am CDT
Extended Forecast for

Blocker OK

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms after 4am.  Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 7am.  Mostly sunny, with a high near 99. Heat index values as high as 108. Calm wind becoming northwest around 5 mph.

    High: 99 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 10pm.  Partly cloudy, with a low around 72. East wind around 5 mph becoming calm.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 101. Heat index values as high as 110. Calm wind becoming southeast around 5 mph in the morning.

    High: 101 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 77. Southeast wind around 5 mph.

    Low: 77 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 104. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 104 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. Southwest wind around 5 mph becoming south in the evening.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 102. South wind around 5 mph becoming west in the afternoon.

    High: 102 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 76. Northeast wind around 5 mph becoming calm.

    Low: 76 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, with a low around 74. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 7am. Mostly sunny, with a high near 99. Heat index values as high as 108. Calm wind becoming northwest around 5 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 72. East wind around 5 mph becoming calm.
Sunday
Mostly sunny and hot, with a high near 101. Heat index values as high as 110. Calm wind becoming southeast around 5 mph in the morning.
Sunday Night
Partly cloudy, with a low around 77. Southeast wind around 5 mph.
Monday
Mostly sunny and hot, with a high near 104. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 78. Southwest wind around 5 mph becoming south in the evening.
Tuesday
Mostly sunny and hot, with a high near 102. South wind around 5 mph becoming west in the afternoon.
Tuesday Night
Partly cloudy, with a low around 76. Northeast wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 99. Calm wind becoming southwest around 5 mph.
Wednesday Night
Partly cloudy, with a low around 73. Calm wind.
Thursday
Sunny, with a high near 98. Calm wind becoming east around 5 mph.
Thursday Night
Mostly clear, with a low around 73. Calm wind.
Friday
Sunny and hot, with a high near 100. Calm wind becoming south around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Blocker OK
 35.07°N 95.58°W
1:31 am CDT Aug 22, 2026
1am CDT Aug 22, 2026-6pm CDT Aug 28, 2026
 
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Additional Resources

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Hourly Weather Forecast

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