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Hazardous Weather Conditions

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Overcast

50°F

10°C

Humidity 50%
Wind Speed S 13 mph
Barometer 30.19 in
Dewpoint 32°F (0°C)
Visibility 9.00 mi
Wind Chill45°F (7°C)
Last update 20 Jan 9:35 pm CST
Extended Forecast for

Gainesville TX

Winter Storm Watch January 23, 12:00pm until January 25, 06:00am
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: A 20 percent chance of showers after 3am. Mostly cloudy, with a steady temperature around 46. South wind around 5 mph.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 60. Calm wind becoming north northwest around 5 mph.

    High: 60 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 37. Calm wind.

    Low: 37 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 58. Calm wind becoming east southeast around 5 mph in the morning.

    High: 58 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after midnight. Cloudy, with a low around 37. Northeast wind 5 to 10 mph.

    Low: 37 °F

    Cloudy then
    Chance
    Showers

  • Friday

    Friday: Rain showers likely, possibly mixed with sleet before noon, then rain and sleet, possibly mixed with snow and freezing rain. Temperature falling to around 30 by 5pm. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 38 °F⇓

    Wintry Mix

  • Friday Night

    Friday Night: Snow showers and sleet, possibly mixed with freezing rain. Low around 14. North northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 14 °F

    Wintry Mix

  • Saturday

    Saturday: Snow showers, possibly mixed with freezing rain and sleet. High near 22. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 22 °F

    Wintry Mix

  • Saturday Night

    Saturday Night: A chance of snow showers, freezing rain, and sleet before midnight, then a slight chance of snow showers. Mostly cloudy, with a low around 7. North wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 7 °F

    Chance Wintry
    Mix then
    Slight Chance
    Snow Showers

Detailed Forecast

Tonight
A 20 percent chance of showers after 3am. Mostly cloudy, with a steady temperature around 46. South wind around 5 mph.
Wednesday
A 20 percent chance of showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 60. Calm wind becoming north northwest around 5 mph.
Wednesday Night
Increasing clouds, with a low around 37. Calm wind.
Thursday
Mostly cloudy, with a high near 58. Calm wind becoming east southeast around 5 mph in the morning.
Thursday Night
A 40 percent chance of showers after midnight. Cloudy, with a low around 37. Northeast wind 5 to 10 mph.
Friday
Rain showers likely, possibly mixed with sleet before noon, then rain and sleet, possibly mixed with snow and freezing rain. Temperature falling to around 30 by 5pm. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Friday Night
Snow showers and sleet, possibly mixed with freezing rain. Low around 14. North northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday
Snow showers, possibly mixed with freezing rain and sleet. High near 22. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
A chance of snow showers, freezing rain, and sleet before midnight, then a slight chance of snow showers. Mostly cloudy, with a low around 7. North wind 5 to 10 mph. Chance of precipitation is 40%.
Sunday
Partly sunny and cold, with a high near 24.
Sunday Night
Partly cloudy, with a low around 4.
Monday
Sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 12.
Tuesday
Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gainesville TX
 33.63°N 97.14°W (Elev. 764 ft)
Last Update:
5:06 pm CST Jan 20, 2026
Forecast Valid:
9pm CST Jan 20, 2026-6pm CST Jan 27, 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