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

Hazardous Weather Conditions

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Mostly Cloudy

93°F

34°C

Humidity 56%
Wind Speed SW 9 G 18 mph
Barometer 30.02 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 29 Jun 11:50 am CDT
Extended Forecast for

3 Miles SW Cartwright OK

Excessive Heat Warning June 29, 12:18pm until June 29, 07:00pm
Click here for hazard details and duration
Excessive Heat Warning
  •  
    Excessive Heat Warning June 29, 12:18pm until June 29, 07:00pm

    NOW until 7:00pm Sat

    Excessive Heat Warning

  • This Afternoon

    High: 99 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 80. South southeast wind around 5 mph.

    Low: 80 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 96. Heat index values as high as 106. South southwest wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 20%.

    High: 96 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 79. East northeast wind around 5 mph becoming south southeast after midnight.

    Low: 79 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Sunny, with a high near 97. South southeast wind around 5 mph.

    High: 97 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 79. South southeast wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. South wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 81. South southeast wind around 10 mph.

    Low: 81 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 99. Heat index values as high as 107. South wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 80. South southeast wind around 5 mph.
Sunday
A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 96. Heat index values as high as 106. South southwest wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 20%.
Sunday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 79. East northeast wind around 5 mph becoming south southeast after midnight.
Monday
Sunny, with a high near 97. South southeast wind around 5 mph.
Monday Night
Mostly clear, with a low around 79. South southeast wind 5 to 10 mph.
Tuesday
Sunny and hot, with a high near 100. South wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 81. South southeast wind around 10 mph.
Wednesday
Sunny and hot, with a high near 100. South wind around 10 mph.
Wednesday Night
Mostly clear, with a low around 81.
Independence Day
Sunny and hot, with a high near 100.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 81.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 98.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Cartwright OK
 33.82°N 96.6°W (Elev. 617 ft)
Last Update:
12:14 pm CDT Jun 29, 2024
Forecast Valid:
12pm CDT Jun 29, 2024-6pm CDT Jul 5, 2024
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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