Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

39°F

4°C

Humidity 68%
Wind Speed SE 7 mph
Barometer 30.03 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 2 Dec 7:35 pm CST
Extended Forecast for

Grayson County Airport TX

  • Tonight

    Tonight: Clear, with a low around 34. South southeast wind 10 to 15 mph.

    Low: 34 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 58. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy drizzle after midnight.  Increasing clouds, with a low around 35. East wind 5 to 10 mph becoming north 10 to 15 mph after midnight. Winds could gust as high as 25 mph.

    Low: 35 °F

    Mostly Cloudy
    then Patchy
    Drizzle

  • Thursday

    Thursday: A 20 percent chance of showers.  Mostly cloudy, with a high near 40. North wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30. North wind around 5 mph becoming calm  in the evening.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 50. Calm wind becoming south southwest around 5 mph.

    High: 50 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. South southeast wind around 5 mph.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 57. South wind around 5 mph.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37. South wind 5 to 10 mph becoming northwest after midnight.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 34. South southeast wind 10 to 15 mph.
Wednesday
Sunny, with a high near 58. South wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Patchy drizzle after midnight. Increasing clouds, with a low around 35. East wind 5 to 10 mph becoming north 10 to 15 mph after midnight. Winds could gust as high as 25 mph.
Thursday
A 20 percent chance of showers. Mostly cloudy, with a high near 40. North wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 30. North wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 50. Calm wind becoming south southwest around 5 mph.
Friday Night
Partly cloudy, with a low around 35. South southeast wind around 5 mph.
Saturday
Sunny, with a high near 57. South wind around 5 mph.
Saturday Night
Mostly clear, with a low around 37. South wind 5 to 10 mph becoming northwest after midnight.
Sunday
Sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 54.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Grayson County Airport TX
 33.71°N 96.66°W (Elev. 797 ft)
5:06 pm CST Dec 2, 2025
7pm CST Dec 2, 2025-6pm CST Dec 9, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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