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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

A Few Clouds

100°F

38°C

Humidity 27%
Wind Speed SE 5 mph
Barometer 29.99 in
Dewpoint 61°F (16°C)
Visibility 9.00 mi
Heat Index101°F (38°C)
Last update 28 Aug 4:50 pm CDT
Extended Forecast for

5 Miles NE Sadler TX

  • Tonight

    Tonight: Clear, with a low around 73. East wind around 5 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 101. Heat index values as high as 104. East wind around 5 mph.

    High: 101 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. South southeast wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 101. Heat index values as high as 106. South wind 5 to 10 mph.

    High: 101 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 78. South wind 5 to 10 mph.

    Low: 78 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. South wind around 5 mph.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 78. South southeast wind around 5 mph.

    Low: 78 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. South wind around 5 mph.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. Southeast wind around 5 mph.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 73. East wind around 5 mph, with gusts as high as 20 mph.
Saturday
Sunny and hot, with a high near 101. Heat index values as high as 104. East wind around 5 mph.
Saturday Night
Mostly clear, with a low around 77. South southeast wind around 5 mph.
Sunday
Sunny and hot, with a high near 101. Heat index values as high as 106. South wind 5 to 10 mph.
Sunday Night
Clear, with a low around 78. South wind 5 to 10 mph.
Monday
Sunny and hot, with a high near 100. South wind around 5 mph.
Monday Night
Clear, with a low around 78. South southeast wind around 5 mph.
Tuesday
Sunny and hot, with a high near 99. South wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 77. Southeast wind around 5 mph.
Wednesday
Sunny and hot, with a high near 100.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
Sunny and hot, with a high near 101.
Thursday Night
Mostly clear, with a low around 78.
Friday
Sunny and hot, with a high near 101.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Sadler TX
 33.73°N 96.79°W (Elev. 650 ft)
Last Update:
3:26 pm CDT Aug 28, 2026
Forecast Valid:
5pm CDT Aug 28, 2026-6pm CDT Sep 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation