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

45°F

7°C

Humidity 47%
Wind Speed E 5 mph
Barometer 30.54 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 11 Jan 8:15 pm CST
Extended Forecast for

5 Miles WSW Grayson County Airport TX

  • Tonight

    Tonight: Mostly clear, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 63. Calm wind becoming southwest around 5 mph in the morning.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. South wind around 5 mph.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Southwest wind 5 to 10 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41. Southwest wind around 5 mph becoming northwest after midnight.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 62. North northwest wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 28. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 56. North northwest wind around 5 mph becoming south in the afternoon.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36. South wind around 5 mph becoming northeast after midnight.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 32. Calm wind.
Monday
Mostly sunny, with a high near 63. Calm wind becoming southwest around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 38. South wind around 5 mph.
Tuesday
Mostly sunny, with a high near 66. Southwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 41. Southwest wind around 5 mph becoming northwest after midnight.
Wednesday
Sunny, with a high near 62. North northwest wind 10 to 20 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 28. North wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 56. North northwest wind around 5 mph becoming south in the afternoon.
Thursday Night
Mostly clear, with a low around 36. South wind around 5 mph becoming northeast after midnight.
Friday
Sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Grayson County Airport TX
 33.71°N 96.76°W (Elev. 699 ft)
Last Update:
5:51 pm CST Jan 11, 2026
Forecast Valid:
8pm CST Jan 11, 2026-6pm CST Jan 18, 2026
 
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Additional Resources

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