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

Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

90°F

32°C

Humidity 52%
Wind Speed S 5 mph
Barometer 30.07 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 1 Sep 9:47 am CDT
Extended Forecast for

3 Miles SW Cartwright OK

  • Today

    Today: Sunny and hot, with a high near 101. Heat index values as high as 104. South southwest wind around 5 mph becoming east southeast in the afternoon.

    High: 101 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 77. South wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. Heat index values as high as 99. East southeast wind 5 to 10 mph.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 77. South southeast wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 95. South wind 5 to 10 mph.

    High: 95 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. South wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: A 10 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. South wind 5 to 10 mph.

    High: 96 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. South southeast wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96. South wind around 5 mph.

    High: 96 °F

    Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 101. Heat index values as high as 104. South southwest wind around 5 mph becoming east southeast in the afternoon.
Tonight
Mostly clear, with a low around 77. South wind around 5 mph.
Wednesday
Sunny, with a high near 95. Heat index values as high as 99. East southeast wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 77. South southeast wind 5 to 10 mph.
Thursday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 95. South wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 77. South wind 5 to 10 mph.
Friday
A 10 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. South wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 77. South southeast wind 5 to 10 mph.
Saturday
Sunny, with a high near 96. South wind around 5 mph.
Saturday Night
Mostly clear, with a low around 77.
Sunday
Sunny, with a high near 98.
Sunday Night
Mostly clear, with a low around 78.
Labor Day
Sunny and hot, with a high near 99.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Cartwright OK
 33.82°N 96.6°W (Elev. 617 ft)
Last Update:
6:06 am CDT Sep 1, 2026
Forecast Valid:
10am CDT Sep 1, 2026-6pm CDT Sep 7, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation