National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

63°F

17°C

Humidity 42%
Wind Speed N 9 mph
Barometer 30.47 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 17 Oct 2:50 pm CDT
Extended Forecast for

Whitesboro TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 64. North wind around 5 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 41. Calm wind.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 68. Calm wind becoming south southeast around 5 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Southeast wind around 5 mph.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 53. Calm wind.

    Low: 53 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. Calm wind becoming south southeast around 5 mph.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 64. North wind around 5 mph.
Tonight
Clear, with a low around 41. Calm wind.
Sunday
Sunny, with a high near 68. Calm wind becoming south southeast around 5 mph.
Sunday Night
Mostly clear, with a low around 45. Calm wind.
Monday
Sunny, with a high near 73. Calm wind becoming south southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 51. Calm wind.
Tuesday
Sunny, with a high near 77. Southeast wind around 5 mph.
Tuesday Night
Clear, with a low around 53. Calm wind.
Wednesday
Sunny, with a high near 80. Calm wind becoming south southeast around 5 mph.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 60.
Friday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Whitesboro TX
 33.66°N 96.9°W (Elev. 801 ft)
Last Update:
1:26 pm CDT Oct 17, 2026
Forecast Valid:
3pm CDT Oct 17, 2026-6pm CDT Oct 23, 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

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Chance of Precipitation