National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

37°F

3°C

Humidity 29%
Wind Speed N 3 mph
Barometer 30.31 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 16 Mar 9:35 pm CDT
Extended Forecast for

3 Miles E Knollwood TX

Freeze Warning March 17, 03:00am until March 17, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Mostly clear, with a low around 32. North northeast wind around 5 mph becoming calm.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 74. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. South southwest wind 5 to 10 mph.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. South southwest wind around 10 mph.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88. South southwest wind around 5 mph.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 60. South southeast wind around 5 mph.

    Low: 60 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 32. North northeast wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 63. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 47. South wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 74. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 54. South southwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 84. South southwest wind around 10 mph.
Thursday Night
Mostly clear, with a low around 58. South wind around 5 mph.
Friday
Sunny, with a high near 88. South southwest wind around 5 mph.
Friday Night
Clear, with a low around 60. South southeast wind around 5 mph.
Saturday
Sunny, with a high near 91.
Saturday Night
Clear, with a low around 63.
Sunday
Sunny, with a high near 91.
Sunday Night
Clear, with a low around 61.
Monday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Knollwood TX
 33.69°N 96.57°W (Elev. 755 ft)
Last Update:
6:06 pm CDT Mar 16, 2026
Forecast Valid:
9pm CDT Mar 16, 2026-6pm CDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation