Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Partly Cloudy

97°F

36°C

Humidity 30%
Wind Speed SE 10 mph
Barometer 30.09 in
Dewpoint 61°F (16°C)
Visibility 9.00 mi
Heat Index97°F (36°C)
Last update 18 Sep 3:50 pm CDT
Extended Forecast for

Tom Bean TX

  • Tonight

    Tonight: Mostly clear, with a low around 74. South wind 5 to 10 mph.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 98. South wind 5 to 10 mph.

    High: 98 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74. South wind around 10 mph.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 98. South southwest wind around 10 mph.

    High: 98 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. South southeast wind around 5 mph becoming southwest after midnight.  Chance of precipitation is 50%.

    Low: 72 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 93. South southeast wind around 5 mph becoming northwest in the afternoon.  Chance of precipitation is 20%.

    High: 93 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 70. North northeast wind around 5 mph.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91. North northeast wind around 10 mph.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. Northeast wind 5 to 10 mph.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 74. South wind 5 to 10 mph.
Saturday
Sunny, with a high near 98. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 74. South wind around 10 mph.
Sunday
Mostly sunny, with a high near 98. South southwest wind around 10 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South southeast wind around 5 mph becoming southwest after midnight. Chance of precipitation is 50%.
Monday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 93. South southeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 70. North northeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 91. North northeast wind around 10 mph.
Tuesday Night
Partly cloudy, with a low around 68. Northeast wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
Sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Tom Bean TX
 33.53°N 96.49°W (Elev. 755 ft)
1:26 pm CDT Sep 18, 2026
4pm CDT Sep 18, 2026-6pm CDT Sep 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database