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.

Fair

93°F

34°C

Humidity 50%
Wind Speed SW 20 G 26 mph
Barometer 29.89 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 27 Jun 3:50 pm CDT
Extended Forecast for

2 Miles NNE Pottsboro TX

  • Tonight

    Tonight: Increasing clouds, with a low around 76. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 95. Heat index values as high as 101. South wind around 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 76. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 96. Heat index values as high as 102. South wind around 15 mph, with gusts as high as 20 mph.

    High: 96 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 96. South wind 10 to 15 mph.

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 78. South southeast wind around 10 mph.

    Low: 78 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. South wind around 10 mph.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. South southeast wind around 10 mph.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 76. South wind around 15 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 95. Heat index values as high as 101. South wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 76. South wind around 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 96. Heat index values as high as 102. South wind around 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 76. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 96. South wind 10 to 15 mph.
Tuesday Night
Clear, with a low around 78. South southeast wind around 10 mph.
Wednesday
Sunny, with a high near 95. South wind around 10 mph.
Wednesday Night
Mostly clear, with a low around 78. South southeast wind around 10 mph.
Thursday
Sunny, with a high near 96.
Thursday Night
Mostly clear, with a low around 78.
Friday
Sunny, with a high near 97.
Friday Night
Mostly clear, with a low around 79.
Independence Day
Sunny, with a high near 98.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Pottsboro TX
 33.8°N 96.66°W (Elev. 699 ft)
Last Update:
4:02 pm CDT Jun 27, 2026
Forecast Valid:
4pm CDT Jun 27, 2026-6pm CDT Jul 4, 2026
 
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