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.

A Few Clouds

49°F

9°C

Humidity 56%
Wind Speed N 6 mph
Barometer 30.24 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 3 Feb 7:15 pm CST
Extended Forecast for

3 Miles N Collinsville TX

  • Tonight

    Tonight: Partly cloudy, with a low around 35. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 53. North wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 53 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 31. North northeast wind 5 to 10 mph becoming light and variable in the evening.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63. Light and variable wind becoming west southwest 5 to 10 mph in the morning.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 41. Southwest wind around 5 mph becoming west northwest after midnight.

    Low: 41 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 72. West northwest wind around 5 mph.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42. Calm wind becoming east around 5 mph.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 71. East wind 5 to 10 mph becoming south in the afternoon.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. South wind around 5 mph.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 35. North wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 53. North wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly clear, with a low around 31. North northeast wind 5 to 10 mph becoming light and variable in the evening.
Thursday
Sunny, with a high near 63. Light and variable wind becoming west southwest 5 to 10 mph in the morning.
Thursday Night
Clear, with a low around 41. Southwest wind around 5 mph becoming west northwest after midnight.
Friday
Sunny, with a high near 72. West northwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 42. Calm wind becoming east around 5 mph.
Saturday
Sunny, with a high near 71. East wind 5 to 10 mph becoming south in the afternoon.
Saturday Night
Mostly clear, with a low around 49. South wind around 5 mph.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 45.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 66.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Collinsville TX
 33.61°N 96.9°W (Elev. 735 ft)
Last Update:
5:12 pm CST Feb 3, 2026
Forecast Valid:
7pm CST Feb 3, 2026-6pm CST Feb 10, 2026
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation