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.

Mostly Cloudy

69°F

21°C

Humidity 77%
Wind Speed S 16 mph
Barometer 29.89 in
Dewpoint 62°F (17°C)
Visibility 9.00 mi
Last update 1 Apr 6:15 am CDT
Extended Forecast for

2 Miles WNW Denison TX

  • Today

    Today: A chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 83. South wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    T-storms then
    Mostly Sunny

  • Tonight

    Tonight: Showers and thunderstorms, mainly after 1am. Low around 65. South wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Chance
    T-storms then
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 83. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 83 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 81. South wind around 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms. Low around 54. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 54 °F

    T-storms
    Likely then
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 68. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 68 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. North northeast wind around 10 mph.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 67. North northeast wind 5 to 10 mph.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 83. South wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tonight
Showers and thunderstorms, mainly after 1am. Low around 65. South wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 83. South wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 25 mph.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 81. South wind around 15 mph, with gusts as high as 25 mph.
Friday Night
Showers and thunderstorms. Low around 54. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday
Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 68. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Saturday Night
Partly cloudy, with a low around 47. North northeast wind around 10 mph.
Sunday
Mostly sunny, with a high near 67. North northeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 73.
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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:
6:07 am CDT Apr 1, 2026
Forecast Valid:
6am CDT Apr 1, 2026-6pm CDT Apr 7, 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