Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

93°F

34°C

Humidity 39%
Wind Speed SW 14 mph
Barometer 29.97 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 4 Aug 10:50 am CDT
Extended Forecast for

6 Miles N Pottsboro TX

  • Today

    Today: Sunny and hot, with a high near 100. South wind around 5 mph.

    High: 100 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 80. South southeast wind 5 to 10 mph.

    Low: 80 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100. South southwest wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 81. South southeast wind 5 to 10 mph.

    Low: 81 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 97. South southwest wind 5 to 10 mph.

    High: 97 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 80. South southeast wind 5 to 10 mph.

    Low: 80 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 98. South wind around 5 mph.

    High: 98 °F

    Mostly Sunny

  • Friday Night

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

    Low: 78 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 95. South wind around 5 mph.

    High: 95 °F

    Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 100. South wind around 5 mph.
Tonight
Mostly clear, with a low around 80. South southeast wind 5 to 10 mph.
Wednesday
Sunny and hot, with a high near 100. South southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 81. South southeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 97. South southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 80. South southeast wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 98. South wind around 5 mph.
Friday Night
Mostly clear, with a low around 78. South southeast wind 5 to 10 mph.
Saturday
Sunny, with a high near 95. South wind around 5 mph.
Saturday Night
Mostly clear, with a low around 78.
Sunday
Sunny, with a high near 95.
Sunday Night
Mostly clear, with a low around 79.
Monday
Sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Pottsboro TX
 33.84°N 96.68°W (Elev. 666 ft)
6:06 am CDT Aug 4, 2026
11am CDT Aug 4, 2026-6pm CDT Aug 10, 2026
 
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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