Severe Weather in the Central U.S.; Heavy Rain in the Ohio Valley and Mid-Atlantic

Scattered severe thunderstorms capable of producing severe gusts, large hail, and perhaps a couple tornadoes are forecast from the north-central High Plains into the Upper Mississippi Valley. Widespread thunderstorms may produce excessive rainfall across portions of the Ohio Valley and Mid-Atlantic. Hot conditions and Critical Fire Weather looms over the Great Basin and Southwest through midweek. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

68°F

20°C

Humidity 100%
Wind Speed Vrbl 6 mph
Barometer 29.97 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 16 Jun 6:50 am CDT
Extended Forecast for

Tioga TX

  • Today

    Today: Mostly sunny, with a high near 92. Heat index values as high as 97. Calm wind becoming west around 5 mph.

    High: 92 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 74. South wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Heat index values as high as 101. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92. South wind around 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 75. South wind 5 to 10 mph.

    Low: 75 °F

    Slight Chance
    T-storms

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 93. South wind around 5 mph.

    High: 93 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 94. South wind 5 to 10 mph.

    High: 94 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 92. Heat index values as high as 97. Calm wind becoming west around 5 mph.
Tonight
Mostly clear, with a low around 74. South wind around 5 mph.
Tuesday
Sunny, with a high near 93. Heat index values as high as 101. South wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 76. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 92. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. South wind 5 to 10 mph.
Juneteenth
Mostly sunny, with a high near 93. South wind around 5 mph.
Thursday Night
Mostly clear, with a low around 75. South wind around 5 mph.
Friday
Sunny, with a high near 94. South wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 93.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Tioga TX
 33.48°N 96.92°W (Elev. 699 ft)
7:40 am CDT Jun 16, 2025
7am CDT Jun 16, 2025-6pm CDT Jun 22, 2025
 
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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