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

55°F

13°C

Humidity 77%
Wind Speed NW 3 mph
Barometer 30.13 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 12 Nov 8:50 am CST
Extended Forecast for

4 Miles NW Pottsboro TX

  • Today

    Today: Sunny, with a high near 73. North wind around 5 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 47. Calm wind becoming northeast around 5 mph in the evening.

    Low: 47 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 64. Northeast wind 5 to 10 mph.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. East northeast wind 5 to 10 mph.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 61. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 61 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 46. East southeast wind 10 to 15 mph. Chance of precipitation is 60%.

    Low: 46 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers. High near 54. East southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 54 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45. East northeast wind 5 to 15 mph.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 56. East northeast wind 5 to 10 mph.

    High: 56 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 73. North wind around 5 mph.
Tonight
Clear, with a low around 47. Calm wind becoming northeast around 5 mph in the evening.
Friday
Sunny, with a high near 64. Northeast wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 45. East northeast wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 61. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 46. East southeast wind 10 to 15 mph. Chance of precipitation is 60%.
Sunday
Showers. High near 54. East southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday Night
Mostly cloudy, with a low around 45. East northeast wind 5 to 15 mph.
Monday
Partly sunny, with a high near 56. East northeast wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Pottsboro TX
 33.8°N 96.71°W (Elev. 817 ft)
Last Update:
5:06 am CST Nov 12, 2026
Forecast Valid:
9am CST Nov 12, 2026-6pm CST Nov 18, 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