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.

A Few Clouds

76°F

24°C

Humidity 74%
Wind Speed S 14 mph
Barometer 29.92 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 3 Apr 9:15 pm CDT
Extended Forecast for

Pottsboro TX

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall. Low around 54. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 54 °F

    Heavy Rain

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 10am, then a chance of showers between 10am and 1pm. High near 65. North wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 65 °F

    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. North wind 5 to 10 mph.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68. North northeast wind 5 to 10 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47. North northeast wind around 5 mph.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 70. East wind around 5 mph.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. East southeast wind around 5 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70. Southeast wind 5 to 10 mph.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. South southeast wind around 5 mph.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall. Low around 54. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Saturday
Showers and possibly a thunderstorm before 10am, then a chance of showers between 10am and 1pm. High near 65. North wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Saturday Night
Partly cloudy, with a low around 46. North wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 68. North northeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 47. North northeast wind around 5 mph.
Monday
Mostly sunny, with a high near 70. East wind around 5 mph.
Monday Night
Mostly clear, with a low around 47. East southeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 70. Southeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 49. South southeast wind around 5 mph.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Partly sunny, with a high near 76.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
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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 3, 2026
Forecast Valid:
9pm CDT Apr 3, 2026-6pm CDT Apr 10, 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