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 and Breezy

73°F

23°C

Humidity 78%
Wind Speed S 22 G 28 mph
Barometer 30.02 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 12 Apr 2:48 pm CDT
Extended Forecast for

Pottsboro TX

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 73. South wind around 20 mph.

    High: 73 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers before 10am. Partly sunny, with a high near 81. South wind around 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 78. South wind around 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 63. South wind around 10 mph.

    Low: 63 °F

    Chance
    T-storms

  • Thursday

    Thursday: Sunny, with a high near 85. South southwest wind 10 to 15 mph.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 73. South wind around 20 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.
Monday
A 20 percent chance of showers before 10am. Partly sunny, with a high near 81. South wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly cloudy, with a high near 78. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 20 mph.
Wednesday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 63. South wind around 10 mph.
Thursday
Sunny, with a high near 85. South southwest wind 10 to 15 mph.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Partly sunny, with a high near 82.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 67.
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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:
3:08 pm CDT Apr 12, 2026
Forecast Valid:
4pm CDT Apr 12, 2026-6pm CDT Apr 19, 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