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

48°F

9°C

Humidity 40%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 2 Dec 1:50 pm CST
Extended Forecast for

2 Miles ENE Knollwood TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 48. South wind around 5 mph.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 35. South southeast wind 5 to 10 mph.

    Low: 35 °F

    Clear

  • Wednesday

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

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy drizzle after midnight.  Increasing clouds, with a low around 36. North wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 20 mph.

    Low: 36 °F

    Mostly Cloudy
    then Patchy
    Drizzle

  • Thursday

    Thursday: A 20 percent chance of showers.  Mostly cloudy, with a high near 41. North wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 41 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. North wind around 5 mph becoming calm  in the evening.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 51. Calm wind becoming south southwest around 5 mph.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 57. Calm wind becoming south around 5 mph in the morning.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 48. South wind around 5 mph.
Tonight
Clear, with a low around 35. South southeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 58. South wind 5 to 15 mph.
Wednesday Night
Patchy drizzle after midnight. Increasing clouds, with a low around 36. North wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 20 mph.
Thursday
A 20 percent chance of showers. Mostly cloudy, with a high near 41. North wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 31. North wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 51. Calm wind becoming south southwest around 5 mph.
Friday Night
Partly cloudy, with a low around 36. Calm wind.
Saturday
Mostly sunny, with a high near 57. Calm wind becoming south around 5 mph in the morning.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Knollwood TX
 33.71°N 96.57°W (Elev. 673 ft)
12:39 pm CST Dec 2, 2025
2pm CST Dec 2, 2025-6pm CST Dec 8, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database