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.

Overcast

54°F

12°C

Humidity 72%
Wind Speed N 3 mph
Barometer 30.13 in
Dewpoint 45°F (7°C)
Visibility 7.00 mi
Last update 2 Mar 11:50 am CST
Extended Forecast for

Pottsboro TX

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 65. North northeast wind around 5 mph becoming south southeast.

    High: 65 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 60. East southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. South wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers between midnight and 3am, then a slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 64. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 77. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 77 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 61. South wind around 10 mph. Chance of precipitation is 80%.

    Low: 61 °F

    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 77 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 64. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 64 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 79. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 79 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 65. North northeast wind around 5 mph becoming south southeast.
Tonight
Mostly cloudy, with a low around 60. East southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 80. South wind 15 to 20 mph, with gusts as high as 25 mph.
Tuesday Night
A slight chance of showers between midnight and 3am, then a slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 64. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 77. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 61. South wind around 10 mph. Chance of precipitation is 80%.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. South wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 64. South wind around 15 mph, with gusts as high as 25 mph.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 79. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Friday Night
Showers and possibly a thunderstorm. Low around 60. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm. High near 71. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 68.
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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:
12:27 pm CST Mar 2, 2026
Forecast Valid:
1pm CST Mar 2, 2026-6pm CDT Mar 8, 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