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.

Partly Cloudy and Breezy

72°F

22°C

Humidity 73%
Wind Speed S 23 G 37 mph
Barometer 29.51 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 15 Mar 9:50 am CDT
Extended Forecast for

Denison TX

Wind Advisory until March 16, 01:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until March 16, 01:00am

    NOW until 1:00am Mon

    Wind Advisory

  • Today

    High: 74 °F⇓

    Mostly Sunny
    then Sunny
    and Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Windy, with a north wind 20 to 30 mph, with gusts as high as 40 mph.

    Low: 33 °F

    Partly Cloudy
    and Windy
    then Partly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 49. North northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. North northwest wind 5 to 10 mph becoming south southeast after midnight.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. South southwest wind around 10 mph.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Today
Mostly sunny, with a temperature rising to near 74 by noon, then falling to around 59 during the remainder of the day. Windy, with a south southwest wind 20 to 30 mph becoming north northwest in the afternoon. Winds could gust as high as 45 mph.
Tonight
Partly cloudy, with a low around 33. Windy, with a north wind 20 to 30 mph, with gusts as high as 40 mph.
Monday
Sunny, with a high near 49. North northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 32. North northwest wind 5 to 10 mph becoming south southeast after midnight.
Tuesday
Mostly sunny, with a high near 62. South wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 48. South wind around 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 75. South southwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 56. South southwest wind around 10 mph.
Thursday
Sunny, with a high near 85. South southwest wind around 10 mph.
Thursday Night
Clear, with a low around 59.
Friday
Sunny, with a high near 89.
Friday Night
Clear, with a low around 61.
Saturday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Denison TX
 33.75°N 96.57°W (Elev. 748 ft)
Last Update:
6:06 am CDT Mar 15, 2026
Forecast Valid:
10am CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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