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

48°F

9°C

Humidity 76%
Wind Speed N 10 mph
Barometer 30.14 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 2 Mar 8:47 am CST
Extended Forecast for

Pottsboro TX

  • Today

    Today: Partly sunny, with a high near 69. North northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 69 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. East wind 5 to 15 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 61 °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 63. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 76. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 76 °F

    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: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms 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

    Showers
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 63. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 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 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 77 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
Partly sunny, with a high near 69. North northeast wind around 5 mph becoming east southeast in the afternoon.
Tonight
Mostly cloudy, with a low around 61. East wind 5 to 15 mph becoming south after midnight. Winds could gust 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 63. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 76. South southwest 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
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms 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%.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 63. 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 77. South wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Friday Night
Showers and possibly a thunderstorm. Low around 57. Chance of precipitation is 80%.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 69.
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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:
5:12 am CST Mar 2, 2026
Forecast Valid:
8am 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