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

70°F

21°C

Humidity 78%
Wind Speed S 14 mph
Barometer 30.07 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 25 Mar 9:50 am CDT
Extended Forecast for

Grayson County Airport TX

  • Today

    Today: Sunny, with a high near 85. South wind around 15 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 64. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 85. South wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 62. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Clear

  • Friday

    Friday: Mostly sunny, with a high near 75. South wind 5 to 10 mph becoming north northeast 15 to 20 mph in the morning. Winds could gust as high as 30 mph.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51. North northeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65. East wind around 10 mph.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52. East southeast wind 5 to 10 mph.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 85. South wind around 15 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 64. South wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 85. South wind 15 to 20 mph, with gusts as high as 25 mph.
Thursday Night
Clear, with a low around 62. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 75. South wind 5 to 10 mph becoming north northeast 15 to 20 mph in the morning. Winds could gust as high as 30 mph.
Friday Night
Mostly cloudy, with a low around 51. North northeast wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday
Mostly sunny, with a high near 65. East wind around 10 mph.
Saturday Night
Mostly clear, with a low around 52. East southeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 81. South wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 61.
Monday
Sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grayson County Airport TX
 33.71°N 96.68°W (Elev. 751 ft)
Last Update:
7:36 am CDT Mar 25, 2026
Forecast Valid:
10am CDT Mar 25, 2026-6pm CDT Mar 31, 2026
 
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Additional Resources

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