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.

Fog

47°F

8°C

Humidity 100%
Wind Speed W 3 mph
Barometer 30.09 in
Dewpoint 47°F (8°C)
Visibility 0.50 mi
Last update 3 Feb 6:15 am CST
Extended Forecast for

3 Miles NE Knollwood TX

  • Today

    Today: Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 61. Southwest wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Tonight

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

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 53. North northwest wind 5 to 10 mph.

    High: 53 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. North northwest wind 5 to 10 mph becoming light northwest after midnight.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 61. Light west wind becoming west southwest 5 to 10 mph in the morning.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 43. Southwest wind around 5 mph.

    Low: 43 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 71. West northwest wind around 5 mph.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72. Light south southeast wind becoming south 5 to 10 mph in the morning.

    High: 72 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 61. Southwest wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly clear, with a low around 35. North wind around 5 mph.
Wednesday
Mostly sunny, with a high near 53. North northwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 33. North northwest wind 5 to 10 mph becoming light northwest after midnight.
Thursday
Sunny, with a high near 61. Light west wind becoming west southwest 5 to 10 mph in the morning.
Thursday Night
Clear, with a low around 43. Southwest wind around 5 mph.
Friday
Sunny, with a high near 71. West northwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 43. Calm wind.
Saturday
Sunny, with a high near 72. Light south southeast wind becoming south 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Knollwood TX
 33.71°N 96.57°W (Elev. 673 ft)
Last Update:
5:56 am CST Feb 3, 2026
Forecast Valid:
6am CST Feb 3, 2026-6pm CST Feb 9, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation