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

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

37°F

3°C

Humidity 33%
Wind Speed SW 16 mph
Barometer 30.30 in
Dewpoint 10°F (-12°C)
Visibility 9.00 mi
Wind Chill28°F (-2°C)
Last update 18 Jan 10:50 am CST
Extended Forecast for

Tioga TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 58. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 30. Calm wind becoming northeast around 5 mph after midnight.

    Low: 30 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 46. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. Northeast wind 5 to 10 mph becoming light north northeast after midnight.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 51. Calm wind becoming south around 5 mph in the afternoon.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a steady temperature around 47. South wind around 5 mph.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before noon. Partly sunny, with a high near 57. South wind 5 to 10 mph becoming northeast in the afternoon.

    High: 57 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35. East northeast wind around 5 mph.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54. North northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 58. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 30. Calm wind becoming northeast around 5 mph after midnight.
M.L.King Day
Mostly sunny, with a high near 46. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 26. Northeast wind 5 to 10 mph becoming light north northeast after midnight.
Tuesday
Sunny, with a high near 51. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a steady temperature around 47. South wind around 5 mph.
Wednesday
A 20 percent chance of showers before noon. Partly sunny, with a high near 57. South wind 5 to 10 mph becoming northeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 35. East northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 54. North northeast wind around 5 mph becoming east southeast in the afternoon.
Thursday Night
Mostly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 60.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 38.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tioga TX
 33.48°N 96.92°W (Elev. 699 ft)
Last Update:
11:21 am CST Jan 18, 2026
Forecast Valid:
1pm CST Jan 18, 2026-6pm CST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation