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.

Light Rain

48°F

9°C

Humidity 82%
Wind Speed N 15 mph
Barometer 30.14 in
Dewpoint 43°F (6°C)
Visibility 8.00 mi
Wind Chill42°F (6°C)
Last update 7 Mar 9:50 am CST
Extended Forecast for

Whitesboro TX

  • Today

    Today: A chance of showers and thunderstorms. Mostly cloudy, with a high near 65. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 9pm. Mostly cloudy, with a low around 43. North wind 5 to 10 mph.

    Low: 43 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 69. North wind around 5 mph becoming calm in the morning.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 55. Calm wind becoming south around 5 mph in the evening.

    Low: 55 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 78. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 78 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 64. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 76. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 76 °F

    Chance
    T-storms then
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 58 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 68. South southwest wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 68 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms. Mostly cloudy, with a high near 65. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 20 percent chance of showers before 9pm. Mostly cloudy, with a low around 43. North wind 5 to 10 mph.
Sunday
Sunny, with a high near 69. North wind around 5 mph becoming calm in the morning.
Sunday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 55. Calm wind becoming south around 5 mph in the evening.
Monday
A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 78. 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 64. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 76. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. 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 68. South southwest wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
A 20 percent chance of showers. Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 64.
Thursday Night
Clear, with a low around 45.
Friday
Sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Whitesboro TX
 33.66°N 96.9°W (Elev. 801 ft)
Last Update:
5:13 am CST Mar 7, 2026
Forecast Valid:
10am 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