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

62°F

17°C

Humidity 53%
Wind Speed SE 7 mph
Barometer 30.20 in
Dewpoint 44°F (7°C)
Visibility 7.00 mi
Last update 20 Apr 8:55 pm CDT
Extended Forecast for

Pottsboro TX

  • 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 53. South southwest wind around 5 mph. Chance of precipitation is 50%.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly before 4pm. Cloudy, with a high near 62. South wind 5 to 15 mph, with gusts as high as 20 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 7pm, then a chance of showers after 1am. Cloudy, with a low around 57. South southeast wind around 10 mph. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 73. South wind 10 to 15 mph.

    High: 73 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 64. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 77. South wind 15 to 20 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. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Partly sunny, with a high near 83. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 61. North wind around 10 mph becoming southeast after midnight.

    Low: 61 °F

    Slight Chance
    T-storms

Detailed Forecast

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 53. South southwest wind around 5 mph. Chance of precipitation is 50%.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly before 4pm. Cloudy, with a high near 62. South wind 5 to 15 mph, with gusts as high as 20 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A slight chance of showers before 7pm, then a chance of showers after 1am. Cloudy, with a low around 57. South southeast wind around 10 mph. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 73. South wind 10 to 15 mph.
Wednesday Night
Mostly cloudy, with a low around 64. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, with a high near 77. South wind 15 to 20 mph, with gusts as high as 25 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph.
Friday
Partly sunny, with a high near 83. South southwest wind around 15 mph, with gusts as high as 25 mph.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 61. North wind around 10 mph becoming southeast after midnight.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pottsboro TX
 33.75°N 96.66°W (Elev. 797 ft)
Last Update:
6:07 pm CDT Apr 20, 2026
Forecast Valid:
9pm CDT Apr 20, 2026-6pm CDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation