Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Overcast

73°F

23°C

Humidity 82%
Wind Speed S 14 mph
Barometer 29.94 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 14 Apr 10:15 pm CDT
Extended Forecast for

Whitesboro TX

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. South wind 10 to 15 mph, with gusts as high as 20 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and 4pm, then showers likely and possibly a thunderstorm after 4pm.  Mostly cloudy, with a high near 76. South wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 84. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Partly Cloudy

  • Friday

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

    High: 80 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 53. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 53 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers.  Partly sunny, with a high near 67. North wind around 15 mph, with gusts as high as 25 mph.

    High: 67 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44. North northeast wind 5 to 10 mph.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind 10 to 15 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 76. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 84. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 80. South wind 15 to 20 mph, with gusts as high as 25 mph.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 53. South wind around 15 mph, with gusts as high as 25 mph.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 67. North wind around 15 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 44. North northeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 67.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 51.
Tuesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Whitesboro TX
 33.66°N 96.9°W (Elev. 801 ft)
6:06 pm CDT Apr 14, 2026
10pm CDT Apr 14, 2026-6pm CDT Apr 21, 2026
 
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