Current conditions at
Sherman/Denison, Grayson County Airport (KGYI)
Lat: 33.72°NLon: 96.67°WElev: 748ft.
Fair
17°F
-8°C
| Humidity | 65% |
| Wind Speed | SW 5 mph |
| Barometer | 30.40 in |
| Dewpoint | 7°F (-14°C) |
| Visibility | 10.00 mi |
| Wind Chill | 9°F (-13°C) |
| Last update | 18 Jan 3:35 am CST |
Extended Forecast for
Tioga TX
Overnight

Low: 18 °F
Clear
Sunday

High: 59 °F
Sunny
Sunday Night

Low: 30 °F
Mostly Clear
M.L.King Day

High: 45 °F
Mostly Sunny
Monday Night

Low: 25 °F
Partly Cloudy
Tuesday

High: 49 °F
Mostly Sunny
Tuesday Night
Low: 41 °F
Mostly Cloudy
then Slight
Chance
ShowersWednesday
High: 56 °F
Slight Chance
Showers then
Partly SunnyWednesday Night

Low: 36 °F
Partly Cloudy
Detailed Forecast
Overnight
Clear, with a low around 18. Calm wind.
Sunday
Sunny, with a high near 59. Wind chill values between 14 and 24 early. Light south southwest wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 30. Calm wind becoming north northeast around 5 mph after midnight.
M.L.King Day
Mostly sunny, with a high near 45. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 25. Northeast wind 5 to 10 mph becoming light after midnight.
Tuesday
Mostly sunny, with a high near 49. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 41. South wind around 5 mph.
Wednesday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 56. South wind around 5 mph becoming north northeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 36. North northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Partly sunny, with a high near 65.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 55.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Tioga TX
33.48°N 96.92°W (Elev. 699 ft)
33.48°N 96.92°W (Elev. 699 ft)
11:21 pm CST Jan 17, 2026
3am CST Jan 18, 2026-6pm CST Jan 24, 2026


