National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Hazardous Weather Conditions

Current conditions at

McAlester, McAlester Regional Airport (KMLC)

Lat: 34.88°NLon: 95.78°WElev: 768ft.

Fair

82°F

28°C

Humidity 67%
Wind Speed Calm
Barometer 30.07 in (1017.0 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 15 Aug 4:53 am CDT
Extended Forecast for

McAlester OK

Heat Advisory August 15, 05:40am until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 15, 05:40am until August 16, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Today

    High: 101 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 80. South wind around 5 mph.

    Low: 80 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 103. Heat index values as high as 109. Southwest wind around 5 mph.

    High: 103 °F

    Hot

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 78. South wind around 5 mph becoming calm.

    Low: 78 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Sunny and hot, with a high near 103. Calm wind becoming northwest around 5 mph.

    High: 103 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear

  • Tuesday

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

    High: 104 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 80. South wind 5 to 10 mph.

    Low: 80 °F

    Clear

Detailed Forecast

Today
Sunny and hot, with a high near 101. Heat index values as high as 108. South wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 80. South wind around 5 mph.
Sunday
Sunny and hot, with a high near 103. Heat index values as high as 109. Southwest wind around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 78. South wind around 5 mph becoming calm.
Monday
Sunny and hot, with a high near 103. Calm wind becoming northwest around 5 mph.
Monday Night
Mostly clear, with a low around 77. Calm wind.
Tuesday
Sunny and hot, with a high near 104. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 80. South wind 5 to 10 mph.
Wednesday
Sunny and hot, with a high near 105. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 79. South wind around 5 mph.
Thursday
Mostly sunny and hot, with a high near 101. East wind around 5 mph becoming north in the afternoon.
Thursday Night
Partly cloudy, with a low around 76. East wind around 5 mph.
Friday
Sunny, with a high near 99. Northeast wind around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
McAlester OK
 34.93°N 95.77°W
Last Update:
5:11 am CDT Aug 15, 2026
Forecast Valid:
5am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation