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

73°F

23°C

Humidity 83%
Wind Speed SW 20 mph
Barometer 29.87 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 7 Mar 3:55 am CST
Extended Forecast for

Pottsboro TX

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 66. Southwest wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and 3pm, then a chance of showers after 3pm. Temperature falling to around 54 by 8am. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F⇓

    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 9pm. Mostly cloudy, with a low around 45. North wind 5 to 10 mph.

    Low: 45 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 70. North northeast wind around 5 mph becoming calm in the afternoon.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 56. Calm wind becoming south around 5 mph in the evening.

    Low: 56 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 79 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 65. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Cloudy, with a high near 77. South wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 77 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 66. Southwest wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and 3pm, then a chance of showers after 3pm. Temperature falling to around 54 by 8am. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 20 percent chance of showers before 9pm. Mostly cloudy, with a low around 45. North wind 5 to 10 mph.
Sunday
Sunny, with a high near 70. North northeast wind around 5 mph becoming calm in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 56. Calm wind becoming south around 5 mph in the evening.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 65. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Cloudy, with a high near 77. South wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 69.
Wednesday Night
A 20 percent chance of showers. Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 66.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 73.
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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 am CST Mar 7, 2026
Forecast Valid:
4am CST Mar 7, 2026-6pm CDT Mar 13, 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