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 52%
Wind Speed S 13 mph
Barometer 30.32 in
Dewpoint 45°F (7°C)
Visibility 9.00 mi
Last update 20 Apr 9:47 am CDT
Extended Forecast for

6 Miles WNW Pottsboro TX

  • Today

    Today: Partly sunny, with a high near 73. South wind 5 to 10 mph.

    High: 73 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 54. South wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 63. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 63 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 57. South southeast wind 5 to 10 mph.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 74. South southeast wind 5 to 10 mph.

    High: 74 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 65. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 77. South wind around 15 mph, with gusts as high as 25 mph.

    High: 77 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 67 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Partly sunny, with a high near 82. South wind around 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 82 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 73. South wind 5 to 10 mph.
Tonight
A slight chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 54. South wind 5 to 10 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 63. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 57. South southeast wind 5 to 10 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 74. South southeast wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 65. South southeast wind around 10 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, with a high near 77. South wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 82. South wind around 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Pottsboro TX
 33.8°N 96.77°W (Elev. 715 ft)
Last Update:
6:06 am CDT Apr 20, 2026
Forecast Valid:
10am CDT Apr 20, 2026-6pm CDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation