Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Overcast

82°F

28°C

Humidity 85%
Wind Speed E 7 mph
Barometer 30.00 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 22 Jun 9:15 pm CDT
Extended Forecast for

Howe TX

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 10pm, then showers and thunderstorms likely, mainly between 10pm and 4am. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 76. East southeast wind 5 to 10 mph.  Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

    Low: 76 °F

    Heavy Rain

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 10am. Some of the storms could produce heavy rainfall.  Mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 101. South wind around 10 mph.

    High: 91 °F

    Heavy Rain

  • Tuesday Night

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

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 93. Heat index values as high as 101. South wind around 10 mph.

    High: 93 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. South wind around 10 mph.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 95. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 95 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 77. South wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 10pm, then showers and thunderstorms likely, mainly between 10pm and 4am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 76. East southeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 10am. Some of the storms could produce heavy rainfall. Mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 101. South wind around 10 mph.
Tuesday Night
Mostly clear, with a low around 77. South southeast wind around 10 mph.
Wednesday
Mostly sunny, with a high near 93. Heat index values as high as 101. South wind around 10 mph.
Wednesday Night
Mostly clear, with a low around 76. South wind around 10 mph.
Thursday
Sunny, with a high near 94. South wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 77. South wind around 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 95. South wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 77. South wind 15 to 20 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 97.
Saturday Night
Mostly clear, with a low around 77.
Sunday
Mostly sunny, with a high near 98.
Sunday Night
Mostly clear, with a low around 79.
Monday
Sunny and hot, with a high near 99.
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ABOUT THIS FORECAST

 
Point Forecast:
Howe TX
 33.5°N 96.63°W (Elev. 814 ft)
6:06 pm CDT Jun 22, 2026
9pm CDT Jun 22, 2026-6pm CDT Jun 29, 2026
 
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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