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

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

86°F

30°C

Humidity 49%
Wind Speed E 7 mph
Barometer 29.95 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 25 May 3:50 pm CDT
Extended Forecast for

3 Miles S McBride OK

  • Memorial Day

    Memorial Day: A 20 percent chance of showers and thunderstorms. Sunny, with a steady temperature around 80. East northeast wind around 5 mph.

    High: 80 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 68. East southeast wind around 5 mph.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Partly sunny, with a high near 81. East southeast wind around 5 mph.

    High: 81 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69. East southeast wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. South southeast wind around 5 mph.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. Southeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. Southeast wind around 5 mph becoming calm.

    High: 79 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 69. Northeast wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. Calm wind becoming northwest around 5 mph.

    High: 81 °F

    Chance
    T-storms

Detailed Forecast

Memorial Day
A 20 percent chance of showers and thunderstorms. Sunny, with a steady temperature around 80. East northeast wind around 5 mph.
Tonight
Mostly clear, with a low around 68. East southeast wind around 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Partly sunny, with a high near 81. East southeast wind around 5 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69. East southeast wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. South southeast wind around 5 mph.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. Southeast wind around 5 mph. Chance of precipitation is 20%.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. Southeast wind around 5 mph becoming calm.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 69. Northeast wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. Calm wind becoming northwest around 5 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 70.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S McBride OK
 33.89°N 96.63°W (Elev. 617 ft)
Last Update:
3:37 pm CDT May 25, 2026
Forecast Valid:
4pm CDT May 25, 2026-6pm CDT Jun 1, 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