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

70°F

21°C

Humidity 88%
Wind Speed S 15 mph
Barometer 29.89 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 3 Apr 1:15 am CDT
Extended Forecast for

Pottsboro TX

  • Overnight

    Overnight: Partly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 82. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 82 °F

    Cloudy then
    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. 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 2 and 3 inches possible.

    Low: 54 °F

    Heavy Rain

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 66. North wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.

    High: 66 °F

    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. Northeast wind 5 to 10 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47. Northeast wind around 5 mph.

    Low: 47 °F

    Mostly 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

Detailed Forecast

Overnight
Partly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.
Friday
A 40 percent chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 82. South wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. 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 2 and 3 inches possible.
Saturday
Showers and possibly a thunderstorm. High near 66. North wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. 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. Northeast wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 47. 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.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Partly sunny, with a high near 75.
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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 Apr 3, 2026
Forecast Valid:
1am CDT Apr 3, 2026-6pm CDT Apr 9, 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