Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Northeast; Heavy Rain Returns to California

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on New Year's Eve into New Year's Day. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72° N Lon: 96.67° W Elev: 748 ft.

Fair

37°F

3°C

Humidity 54%
Wind Speed SW 9 mph
Barometer 30.31 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 31 Dec 12:35 am CST
Detailed forecast for

Grayson County

Rest Of Tonight
Clear. Not as cool with lows in the mid 30s. Southwest winds around 5 mph.
Wednesday
Sunny. Not as cool with highs in the lower 60s. West winds around 5 mph.
Wednesday Night
Mostly clear. Lows in the upper 30s. Southwest winds around 5 mph.
New Years Day
Partly sunny. Highs in the mid 60s. South winds 5 to 10 mph.
Thursday Night
Mostly cloudy in the evening, then clearing. Not as cool with lows around 50. South winds 5 to 10 mph.
Friday
Sunny. Highs in the upper 60s.
Friday Night
Mostly clear. Lows in the lower 40s.
Saturday
Sunny. Highs in the lower 60s.
Saturday Night
Mostly clear. Lows in the lower 40s.
Sunday
Mostly sunny. Highs in the mid 60s.
Sunday Night
Partly cloudy. Lows around 50.
Monday
Mostly sunny. Highs in the lower 70s.
Monday Night
Mostly cloudy. Lows around 50.
Tuesday
Mostly sunny. Highs in the lower 70s.



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1123 PM CST Tue Dec 30 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database