Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

45°F

7°C

Humidity 66%
Wind Speed SW 13 mph
Barometer 30.24 in
Dewpoint 34°F (1°C)
Visibility 9.00 mi
Wind Chill39°F (4°C)
Last update 2 Feb 9:50 am CST
Extended Forecast for

Collinsville TX

  • Today

    Today: Sunny, with a high near 63. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. South southwest wind 5 to 10 mph.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 60. Southwest wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 60 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34. North northeast wind around 5 mph.

    Low: 34 °F

    Mostly Clear

  • Wednesday

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

    High: 54 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 30. North wind around 5 mph becoming calm  in the evening.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62. Light west wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 40. Southwest wind around 5 mph.

    Low: 40 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 68. West wind around 5 mph.

    High: 68 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 63. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 46. South southwest wind 5 to 10 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 60. Southwest wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 34. North northeast wind around 5 mph.
Wednesday
Partly sunny, with a high near 54. North wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 30. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 62. Light west wind becoming west southwest 5 to 10 mph in the afternoon.
Thursday Night
Clear, with a low around 40. Southwest wind around 5 mph.
Friday
Sunny, with a high near 68. West wind around 5 mph.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Collinsville TX
 33.57°N 96.9°W (Elev. 722 ft)
8:41 am CST Feb 2, 2026
10am CST Feb 2, 2026-6pm CST Feb 8, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database