Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair and Breezy

81°F

27°C

Humidity 79%
Wind Speed S 21 G 26 mph
Barometer 29.96 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 29 Jun 7:50 am CDT
Extended Forecast for

4 Miles NW Pottsboro TX

  • Today

    Today: Sunny, with a high near 95. Heat index values as high as 99. South wind around 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 77. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Heat index values as high as 97. South wind around 10 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 78. South southeast wind around 10 mph.

    Low: 78 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. South wind around 10 mph.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. South southeast wind 5 to 10 mph.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. South wind around 5 mph.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. Southeast wind 5 to 10 mph.

    Low: 78 °F

    Mostly Clear

  • Friday

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

    High: 94 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 95. Heat index values as high as 99. South wind around 15 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 77. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 93. Heat index values as high as 97. South wind around 10 mph.
Tuesday Night
Clear, with a low around 78. South southeast wind around 10 mph.
Wednesday
Sunny, with a high near 93. South wind around 10 mph.
Wednesday Night
Mostly clear, with a low around 78. South southeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 93. South wind around 5 mph.
Thursday Night
Mostly clear, with a low around 78. Southeast wind 5 to 10 mph.
Friday
Sunny, with a high near 94. South wind around 5 mph.
Friday Night
Mostly clear, with a low around 79.
Independence Day
Sunny, with a high near 95.
Saturday Night
Partly cloudy, with a low around 79.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Pottsboro TX
 33.82°N 96.74°W (Elev. 728 ft)
6:06 am CDT Jun 29, 2026
8am CDT Jun 29, 2026-6pm CDT Jul 5, 2026
 
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Additional Resources

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Hourly Weather Forecast

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