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

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Partly Cloudy

76°F

24°C

Humidity 87%
Wind Speed S 8 mph
Barometer 29.99 in
Dewpoint 71°F (22°C)
Visibility 9.00 mi
Heat Index76°F (24°C)
Last update 25 Jun 6:35 am CDT
Extended Forecast for

3 Miles SSE Cartwright OK

  • Today

    Today: Mostly sunny, with a high near 93. Heat index values as high as 98. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 77. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 93. Heat index values as high as 101. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 78. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 78 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 97. South wind around 15 mph, with gusts as high as 25 mph.

    High: 97 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 78. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 78 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 98. South wind around 15 mph, with gusts as high as 25 mph.

    High: 98 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 93. Heat index values as high as 98. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 77. South wind around 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 93. Heat index values as high as 101. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 78. South wind around 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 96. South wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 77. South wind around 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 97. South wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 78. South wind around 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 98. South wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Clear, with a low around 78.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Mostly clear, with a low around 79.
Wednesday
Sunny, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Cartwright OK
 33.82°N 96.55°W (Elev. 515 ft)
Last Update:
6:06 am CDT Jun 25, 2026
Forecast Valid:
6am CDT Jun 25, 2026-6pm CDT Jul 1, 2026
 
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