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

42°F

6°C

Humidity 78%
Wind Speed N 5 mph
Barometer 30.29 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 3 Feb 11:15 pm CST
Extended Forecast for

3 Miles N Collinsville TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. North wind around 5 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 54. North wind 5 to 10 mph.

    High: 54 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. North wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63. Light west northwest 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 74. West northwest wind around 5 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Calm wind becoming north northeast around 5 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70. Light and variable wind becoming south southeast 5 to 10 mph in the morning.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49. South southeast wind 5 to 10 mph.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 35. North wind around 5 mph.
Wednesday
Mostly sunny, with a high near 54. North wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 33. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 63. Light west northwest 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 74. West northwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 43. Calm wind becoming north northeast around 5 mph.
Saturday
Sunny, with a high near 70. Light and variable wind becoming south southeast 5 to 10 mph in the morning.
Saturday Night
Partly cloudy, with a low around 49. South southeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Mostly cloudy, with a low around 49.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 70.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 52.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Collinsville TX
 33.61°N 96.9°W (Elev. 735 ft)
Last Update:
11:21 pm CST Feb 3, 2026
Forecast Valid:
11pm CST Feb 3, 2026-6pm CST Feb 10, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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