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

66°F

19°C

Humidity 68%
Wind Speed S 10 mph
Barometer 29.94 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 21 Mar 3:55 am CDT
Extended Forecast for

Pottsboro TX

  • Today

    Today: Sunny, with a high near 90. South wind around 10 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 65. South wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 90. South southwest wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. South wind around 10 mph becoming north northeast in the evening. Winds could gust as high as 20 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 78. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. East southeast wind around 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. South wind 10 to 15 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. South southeast wind around 10 mph.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 87 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 90. South wind around 10 mph.
Tonight
Clear, with a low around 65. South wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 90. South southwest wind 15 to 20 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 58. South wind around 10 mph becoming north northeast in the evening. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 78. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 58. East southeast wind around 10 mph.
Tuesday
Mostly sunny, with a high near 84. South wind 10 to 15 mph.
Tuesday Night
Mostly clear, with a low around 63. South southeast wind around 10 mph.
Wednesday
Sunny, with a high near 87. South wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Clear, with a low around 65.
Thursday
Sunny, with a high near 90.
Thursday Night
Clear, with a low around 64.
Friday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pottsboro TX
 33.75°N 96.66°W (Elev. 797 ft)
Last Update:
1:26 am CDT Mar 21, 2026
Forecast Valid:
4am CDT Mar 21, 2026-6pm CDT Mar 27, 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