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

53°F

12°C

Humidity 73%
Wind Speed E 9 mph
Barometer 30.07 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 13 Feb 1:15 am CST
Extended Forecast for

2 Miles WNW Denison TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. East southeast wind around 5 mph.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 78. South wind 5 to 10 mph.

    High: 78 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Showers likely, mainly after 3am. Cloudy, with a low around 61. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 9am. High near 67. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 67 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Low around 53. South southwest wind 5 to 15 mph becoming north northwest in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    Low: 53 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 63. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. North wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 70. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. South southeast wind 10 to 15 mph.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. East southeast wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 78. South wind 5 to 10 mph.
Friday Night
Showers likely, mainly after 3am. Cloudy, with a low around 61. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers, with thunderstorms also possible after 9am. High near 67. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday Night
Showers and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Low around 53. South southwest wind 5 to 15 mph becoming north northwest in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Sunday
Partly sunny, with a high near 63. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 44. North wind around 5 mph becoming calm in the evening.
Washington's Birthday
Sunny, with a high near 70. Light southeast wind becoming south 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 52. South southeast wind 10 to 15 mph.
Tuesday
Partly sunny, with a high near 77.
Tuesday Night
Mostly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 79.
Wednesday Night
Mostly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Denison TX
 33.78°N 96.6°W (Elev. 702 ft)
Last Update:
12:26 am CST Feb 13, 2026
Forecast Valid:
1am CST Feb 13, 2026-6pm CST Feb 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation