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

82°F

28°C

Humidity 55%
Wind Speed S 20 G 29 mph
Barometer 29.78 in
Dewpoint 64°F (18°C)
Visibility 9.00 mi
Heat Index84°F (29°C)
Last update 1 Apr 5:50 pm CDT
Extended Forecast for

Pottsboro TX

  • Tonight

    Tonight: Showers and thunderstorms, mainly after 1am. Low around 64. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Chance
    T-storms then
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 81. South southwest wind around 20 mph, with gusts as high as 30 mph.

    High: 81 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Increasing
    Clouds

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 80. South wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 80 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms. Some of the storms could produce heavy rainfall. Low around 54. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    Low: 54 °F

    Heavy Rain

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 67. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 67 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47. North wind 5 to 10 mph.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68. North northeast wind 5 to 10 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46. North northeast wind around 5 mph.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms, mainly after 1am. Low around 64. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 81. South southwest wind around 20 mph, with gusts as high as 30 mph.
Thursday Night
Increasing clouds, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 80. South wind 15 to 20 mph, with gusts as high as 25 mph.
Friday Night
Showers and thunderstorms. Some of the storms could produce heavy rainfall. Low around 54. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Saturday
Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 67. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Saturday Night
Mostly cloudy, with a low around 47. North wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 68. North northeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 46. North northeast wind around 5 mph.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 72.
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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:
1:26 pm CDT Apr 1, 2026
Forecast Valid:
6pm CDT Apr 1, 2026-6pm CDT Apr 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation