Winter Weather Across Portions of the Mid-Atlantic; Heavy Rain Along the Gulf Coast and Southeast

A storm system will continue to slowly move through the Gulf Coast and Southeast U.S. over the next couple of days, bringing a heavy rainfall threat through the weekend. Isolated instances of flooding may occur. On the north side of this storm system, colder air will support areas of mixed wintry precipitation and light snow from the Tennessee Valley to the Mid-Atlantic Friday. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Overcast

38°F

3°C

Humidity 87%
Wind Speed E 3 mph
Barometer 30.24 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 4 Dec 8:15 pm CST
Extended Forecast for

3 Miles NE Knollwood TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 52. Calm wind becoming south southwest around 5 mph in the morning.

    High: 52 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. South southeast wind around 5 mph becoming calm  in the evening.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 55. Calm wind becoming south southeast around 5 mph in the morning.

    High: 55 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. South southeast wind around 5 mph becoming north northeast after midnight.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 52. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 52 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 30. North wind 5 to 10 mph.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 50. North wind around 5 mph becoming south southeast in the afternoon.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 34. Calm wind becoming south around 5 mph.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 33. Calm wind.
Friday
Partly sunny, with a high near 52. Calm wind becoming south southwest around 5 mph in the morning.
Friday Night
Partly cloudy, with a low around 36. South southeast wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 55. Calm wind becoming south southeast around 5 mph in the morning.
Saturday Night
Partly cloudy, with a low around 40. South southeast wind around 5 mph becoming north northeast after midnight.
Sunday
Mostly sunny, with a high near 52. North wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 30. North wind 5 to 10 mph.
Monday
Sunny, with a high near 50. North wind around 5 mph becoming south southeast in the afternoon.
Monday Night
Mostly clear, with a low around 34. Calm wind becoming south around 5 mph.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Knollwood TX
 33.71°N 96.57°W (Elev. 673 ft)
5:06 pm CST Dec 4, 2025
8pm CST Dec 4, 2025-6pm CST Dec 11, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database