Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Mostly Cloudy

79°F

26°C

Humidity 74%
Wind Speed S 3 mph
Barometer 29.91 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 16 Jun 10:48 am CDT
Extended Forecast for

3 Miles W Luella TX

  • Today

    Today: Mostly sunny, with a high near 87. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 73. Southeast wind 5 to 10 mph.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 92. Heat index values as high as 102. South wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 92 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 93. East southeast wind around 10 mph.

    High: 93 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 74. East wind 5 to 10 mph.

    Low: 74 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly cloudy, with a high near 88. East wind 5 to 10 mph.

    High: 88 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 74. East southeast wind 5 to 10 mph.

    Low: 74 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 91. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 87. Calm wind becoming east southeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 73. Southeast wind 5 to 10 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 92. Heat index values as high as 102. South wind 10 to 20 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 76. South wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 93. East southeast wind around 10 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 74. East wind 5 to 10 mph.
Juneteenth
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 88. East wind 5 to 10 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 74. East southeast wind 5 to 10 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 91. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Sunday
Mostly sunny, with a high near 94.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 79.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Luella TX
 33.57°N 96.6°W (Elev. 666 ft)
8:01 am CDT Jun 16, 2026
11am CDT Jun 16, 2026-6pm CDT Jun 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database