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

54°F

12°C

Humidity 38%
Wind Speed SW 13 mph
Barometer 30.17 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 13 Jan 11:50 am CST
Extended Forecast for

Whitesboro TX

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 64. Southwest wind around 10 mph.

    High: 64 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 43. South southwest wind 5 to 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.

    Low: 43 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 57. North wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 57 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 29. North wind 10 to 15 mph becoming light north northwest after midnight. Winds could gust as high as 20 mph.

    Low: 29 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 55. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 38. South wind 5 to 10 mph becoming west northwest after midnight.

    Low: 38 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 57. North wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. Northwest wind around 5 mph.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 51. North northwest wind 5 to 10 mph.

    High: 51 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 64. Southwest wind around 10 mph.
Tonight
Increasing clouds, with a low around 43. South southwest wind 5 to 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 57. North wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly clear, with a low around 29. North wind 10 to 15 mph becoming light north northwest after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 55. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon.
Thursday Night
Clear, with a low around 38. South wind 5 to 10 mph becoming west northwest after midnight.
Friday
Sunny, with a high near 57. North wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 31. Northwest wind around 5 mph.
Saturday
Sunny, with a high near 51. North northwest wind 5 to 10 mph.
Saturday Night
Clear, with a low around 29.
Sunday
Sunny, with a high near 59.
Sunday Night
Clear, with a low around 35.
M.L.King Day
Sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Whitesboro TX
 33.66°N 96.9°W (Elev. 801 ft)
Last Update:
12:06 pm CST Jan 13, 2026
Forecast Valid:
12pm CST Jan 13, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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