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.

Mostly Cloudy

57°F

14°C

Humidity 39%
Wind Speed E 14 mph
Barometer 30.12 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 14 Nov 2:50 pm CST
Extended Forecast for

Pottsboro TX

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 59. East southeast wind around 15 mph, with gusts as high as 20 mph.

    High: 59 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers, mainly after midnight. Low around 42. East southeast wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 42 °F

    Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers. High near 48. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 48 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before midnight, then a chance of sprinkles between midnight and 3am, then a chance of sprinkles with a slight chance of showers after 3am. Cloudy, with a steady temperature around 46. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 57. East wind around 5 mph.

    High: 57 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. East wind around 5 mph becoming calm.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. Southeast wind 5 to 10 mph.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. Southeast wind around 5 mph.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 67. Southeast wind 5 to 10 mph.

    High: 67 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 59. East southeast wind around 15 mph, with gusts as high as 20 mph.
Tonight
Showers, mainly after midnight. Low around 42. East southeast wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
Showers. High near 48. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
A chance of showers before midnight, then a chance of sprinkles between midnight and 3am, then a chance of sprinkles with a slight chance of showers after 3am. Cloudy, with a steady temperature around 46. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 57. East wind around 5 mph.
Monday Night
Mostly clear, with a low around 43. East wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 64. Southeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 46. Southeast wind around 5 mph.
Wednesday
Partly sunny, with a high near 67. Southeast wind 5 to 10 mph.
Wednesday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 56.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 70.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 58.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pottsboro TX
 33.78°N 96.66°W (Elev. 748 ft)
Last Update:
12:31 pm CST Nov 14, 2026
Forecast Valid:
3pm CST Nov 14, 2026-6pm CST Nov 20, 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