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

75°F

24°C

Humidity 65%
Wind Speed S 6 mph
Barometer 30.13 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 13 May 9:50 am CDT
Extended Forecast for

4 Miles NE Collinsville TX

  • Today

    Today: Sunny, with a high near 86. South southwest wind around 5 mph becoming east southeast in the afternoon.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. East southeast wind around 5 mph.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 87. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 87 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 70. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 70 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86. South wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 87. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 87 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 86. South southwest wind around 5 mph becoming east southeast in the afternoon.
Tonight
Mostly clear, with a low around 65. East southeast wind around 5 mph.
Thursday
Sunny, with a high near 87. South wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 70. South wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 87. South wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 70. South wind around 15 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 86. South wind 15 to 20 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 72. South wind around 15 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 87. South wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74.
Monday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Collinsville TX
 33.59°N 96.84°W (Elev. 758 ft)
Last Update:
6:07 am CDT May 13, 2026
Forecast Valid:
10am CDT May 13, 2026-6pm CDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation