Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Lawton, Lawton Municipal Airport (KLAW)

Lat: 34.56°NLon: 98.42°WElev: 1109ft.

Fair

89°F

32°C

Humidity 31%
Wind Speed S 8 mph
Barometer 29.90 in (1010.5 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 20 Aug 12:53 am CDT
Extended Forecast for

2 Miles SSW Fort Sill OK

Heat Advisory August 20, 01:00pm until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Mostly clear, with a low around 78. South southeast wind around 6 mph becoming northwest.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 107. Calm wind becoming east southeast 5 to 7 mph in the morning.

    High: 107 °F

    Hot

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 1am.  Mostly clear, with a low around 76. East wind 3 to 7 mph.

    Low: 76 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny and hot, with a high near 107. Calm wind becoming south southwest around 6 mph in the morning.

    High: 107 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. South southeast wind 3 to 7 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 108.

    High: 108 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 108.

    High: 108 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 79.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 78. South southeast wind around 6 mph becoming northwest.
Thursday
Sunny and hot, with a high near 107. Calm wind becoming east southeast 5 to 7 mph in the morning.
Thursday Night
A 10 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76. East wind 3 to 7 mph.
Friday
Sunny and hot, with a high near 107. Calm wind becoming south southwest around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 77. South southeast wind 3 to 7 mph.
Saturday
Sunny and hot, with a high near 108.
Saturday Night
Mostly clear, with a low around 77.
Sunday
Sunny and hot, with a high near 108.
Sunday Night
Mostly clear, with a low around 79.
Monday
Sunny and hot, with a high near 108.
Monday Night
Mostly clear, with a low around 79.
Tuesday
Sunny and hot, with a high near 108.
Tuesday Night
Mostly clear, with a low around 78.
Wednesday
Mostly sunny and hot, with a high near 105.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Fort Sill OK
 34.63°N 98.43°W
8:42 pm CDT Aug 19, 2026
1am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
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Additional Resources

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