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

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 >

Hazardous Weather Conditions

Current conditions at

Lawton, Lawton Municipal Airport (KLAW)

Lat: 34.56°NLon: 98.42°WElev: 1109ft.

Fair

84°F

29°C

Humidity 37%
Wind Speed Calm
Barometer 29.90 in (1010.7 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 20 Aug 1:53 am CDT
Extended Forecast for

Boone 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 76. Light southeast wind.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 107. Light and variable wind becoming south southeast around 6 mph in the morning.

    High: 107 °F

    Hot

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southeast wind 5 to 8 mph.

    Low: 76 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny and hot, with a high near 105. South southeast wind 5 to 8 mph becoming southwest in the afternoon.

    High: 105 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. South wind 6 to 8 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 105.

    High: 105 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 103.

    High: 103 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 76. Light southeast wind.
Thursday
Mostly sunny and hot, with a high near 107. Light and variable wind becoming south southeast around 6 mph in the morning.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southeast wind 5 to 8 mph.
Friday
Sunny and hot, with a high near 105. South southeast wind 5 to 8 mph becoming southwest in the afternoon.
Friday Night
Mostly clear, with a low around 77. South wind 6 to 8 mph.
Saturday
Sunny and hot, with a high near 105.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny and hot, with a high near 103.
Sunday Night
Mostly clear, with a low around 78.
Monday
Sunny and hot, with a high near 106.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 78.
Tuesday
Sunny and hot, with a high near 103.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny and hot, with a high near 100.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Boone OK
 34.9°N 98.47°W
Last Update:
1:26 am CDT Aug 20, 2026
Forecast Valid:
2am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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