Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

97°F

36°C

Humidity 42%
Wind Speed SW 12 mph
Barometer 30.00 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 26 Jul 1:50 pm CDT
Extended Forecast for

Cartwright OK

Heat Advisory July 27, 12:00pm until July 27, 09:00pm
Heat Advisory July 26, 02:18pm until July 26, 09:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory July 26, 02:18pm until July 26, 09:00pm

    NOW until 9:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 101 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 79. South wind 6 to 10 mph.

    Low: 79 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 101. Heat index values as high as 107. South southwest wind 7 to 9 mph.

    High: 101 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 80. South wind around 7 mph.

    Low: 80 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 103. South southwest wind around 7 mph.

    High: 103 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 80.

    Low: 80 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 102.

    High: 102 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 80.

    Low: 80 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 101. Heat index values as high as 109. South wind around 9 mph.
Tonight
Mostly clear, with a low around 79. South wind 6 to 10 mph.
Monday
Mostly sunny and hot, with a high near 101. Heat index values as high as 107. South southwest wind 7 to 9 mph.
Monday Night
Mostly clear, with a low around 80. South wind around 7 mph.
Tuesday
Sunny and hot, with a high near 103. South southwest wind around 7 mph.
Tuesday Night
Partly cloudy, with a low around 80.
Wednesday
Mostly sunny and hot, with a high near 102.
Wednesday Night
Partly cloudy, with a low around 80.
Thursday
Mostly sunny and hot, with a high near 102.
Thursday Night
Partly cloudy, with a low around 80.
Friday
Mostly sunny and hot, with a high near 103.
Friday Night
Mostly clear, with a low around 79.
Saturday
Mostly sunny and hot, with a high near 99.
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ABOUT THIS FORECAST

 
Point Forecast:
Cartwright OK
 33.84°N 96.56°W
2:06 pm CDT Jul 26, 2026
2pm CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
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Additional Resources

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Hourly Weather Forecast

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