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

63°F

17°C

Humidity 85%
Wind Speed SW 8 mph
Barometer 30.11 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 10 Nov 10:15 pm CST
Extended Forecast for

Denison TX

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly clear, with a low around 59. West southwest wind around 5 mph.

    Low: 59 °F

    Partly Cloudy
    then Patchy
    Fog

  • Veterans Day

    Veterans Day: Patchy fog before 9am. Otherwise, sunny, with a high near 78. West southwest wind 5 to 10 mph becoming north northwest in the afternoon.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. North northwest wind around 5 mph.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. North wind around 5 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 49. Calm wind becoming northeast around 5 mph after midnight.

    Low: 49 °F

    Clear

  • Friday

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

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48. East wind around 5 mph.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 68. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 52. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, mostly clear, with a low around 59. West southwest wind around 5 mph.
Veterans Day
Patchy fog before 9am. Otherwise, sunny, with a high near 78. West southwest wind 5 to 10 mph becoming north northwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 52. North northwest wind around 5 mph.
Thursday
Sunny, with a high near 73. North wind around 5 mph.
Thursday Night
Clear, with a low around 49. Calm wind becoming northeast around 5 mph after midnight.
Friday
Sunny, with a high near 68. East northeast wind around 5 mph.
Friday Night
Mostly clear, with a low around 48. East wind around 5 mph.
Saturday
Mostly sunny, with a high near 68. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 52. Southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 65.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Denison TX
 33.78°N 96.57°W (Elev. 659 ft)
Last Update:
5:06 pm CST Nov 10, 2026
Forecast Valid:
10pm CST Nov 10, 2026-6pm CST Nov 17, 2026
 
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Additional Resources

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Chance of Precipitation