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

Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northwestern Gulf Coast from south central Louisiana to the upper Texas coast today. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

79°F

26°C

Humidity 65%
Wind Speed E 15 mph
Barometer 30.04 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 23 Jul 8:50 am CDT
Extended Forecast for

Howe TX

  • Today

    Today: Sunny, with a high near 96. Heat index values as high as 102. East wind around 10 mph.

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 77. South southeast wind around 10 mph.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 95. Heat index values as high as 105. South wind 10 to 15 mph.

    High: 95 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 79. South wind 10 to 15 mph.

    Low: 79 °F

    Partly Cloudy

  • Saturday

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

    High: 98 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 80. South wind around 10 mph.

    Low: 80 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 100. South southwest wind around 10 mph.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 80. South wind around 10 mph.

    Low: 80 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. South southwest wind around 10 mph.

    High: 100 °F

    Hot

Detailed Forecast

Today
Sunny, with a high near 96. Heat index values as high as 102. East wind around 10 mph.
Tonight
Mostly clear, with a low around 77. South southeast wind around 10 mph.
Friday
Mostly sunny, with a high near 95. Heat index values as high as 105. South wind 10 to 15 mph.
Friday Night
Partly cloudy, with a low around 79. South wind 10 to 15 mph.
Saturday
Mostly sunny, with a high near 98. South southwest wind around 10 mph.
Saturday Night
Mostly clear, with a low around 80. South wind around 10 mph.
Sunday
Sunny and hot, with a high near 100. South southwest wind around 10 mph.
Sunday Night
Mostly clear, with a low around 80. South wind around 10 mph.
Monday
Sunny and hot, with a high near 100. South southwest wind around 10 mph.
Monday Night
Clear, with a low around 80.
Tuesday
Sunny and hot, with a high near 100.
Tuesday Night
Mostly clear, with a low around 80.
Wednesday
Sunny and hot, with a high near 100.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Howe TX
 33.5°N 96.63°W (Elev. 814 ft)
Last Update:
6:06 am CDT Jul 23, 2026
Forecast Valid:
9am CDT Jul 23, 2026-6pm CDT Jul 29, 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