National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Snow in the Northwest; Wintry Mix from the Great Lakes to Northeast

Two cold fronts will pass through the Northwest U.S. this week with the main impact being heavy mountain snow across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain to the Upper Midwest and Great Lakes today then the Northeast U.S. tonight into Wednesday. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

50°F

10°C

Humidity 94%
Wind Speed SW 6 mph
Barometer 29.88 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 6 Jan 7:50 am CST
Extended Forecast for

Southmayd TX

  • Today

    Today: Sunny, with a high near 72. North northwest wind around 5 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, with thunderstorms also possible after 3am. Cloudy, with a low around 59. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers before noon. Partly sunny, with a high near 71. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. West southwest wind around 10 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 63. West wind 10 to 15 mph.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35. North northwest wind around 10 mph.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 55. Northwest wind 5 to 10 mph.

    High: 55 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 72. North northwest wind around 5 mph.
Tonight
Partly cloudy, with a low around 45. Calm wind.
Wednesday
Mostly sunny, with a high near 73. Light and variable wind becoming south 5 to 10 mph in the morning.
Wednesday Night
A chance of showers, with thunderstorms also possible after 3am. Cloudy, with a low around 59. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 40 percent chance of showers before noon. Partly sunny, with a high near 71. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 50. West southwest wind around 10 mph.
Friday
Mostly sunny, with a high near 63. West wind 10 to 15 mph.
Friday Night
Mostly clear, with a low around 35. North northwest wind around 10 mph.
Saturday
Sunny, with a high near 55. Northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 34.
Monday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Southmayd TX
 33.62°N 96.71°W (Elev. 820 ft)
Last Update:
5:06 am CST Jan 6, 2026
Forecast Valid:
8am CST Jan 6, 2026-6pm CST Jan 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation