Dangerous Heat and Possible Flooding
Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >
Current conditions at
Sherman/Denison, Grayson County Airport (KGYI)
Lat: 33.72°NLon: 96.67°WElev: 748ft.
Fair
77°F
25°C
| Humidity | 63% |
| Wind Speed | E 6 mph |
| Barometer | 30.05 in |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 28 Aug 5:15 am CDT |
Extended Forecast for
5 Miles NW Pottsboro TX
Today
High: 97 °F
Sunny
Tonight
Low: 75 °F
Clear
Saturday
High: 98 °F
Sunny
Saturday Night
Low: 78 °F
Mostly Clear
Sunday
High: 99 °F
Hot
Sunday Night
Low: 78 °F
Clear
Monday
High: 98 °F
Sunny
Monday Night
Low: 79 °F
Clear
Tuesday
High: 96 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 97. Calm wind becoming east northeast around 5 mph in the afternoon.
Tonight
Clear, with a low around 75. East wind around 5 mph.
Saturday
Sunny, with a high near 98. East southeast wind around 5 mph becoming calm in the afternoon.
Saturday Night
Mostly clear, with a low around 78. East southeast wind 5 to 10 mph.
Sunday
Sunny and hot, with a high near 99. South wind 5 to 10 mph.
Sunday Night
Clear, with a low around 78. South southeast wind around 10 mph.
Monday
Sunny, with a high near 98. South wind 5 to 10 mph.
Monday Night
Clear, with a low around 79. South southeast wind 5 to 10 mph.
Tuesday
Sunny, with a high near 96. South wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 79.
Wednesday
Sunny, with a high near 97.
Wednesday Night
Mostly clear, with a low around 80.
Thursday
Sunny, with a high near 98.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles NW Pottsboro TX
33.82°N 96.74°W (Elev. 728 ft)
33.82°N 96.74°W (Elev. 728 ft)
1:26 am CDT Aug 28, 2026
5am CDT Aug 28, 2026-6pm CDT Sep 3, 2026
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