Isaias Expected To Be A Strong Hurricane Approaching The Northern Gulf Coast Friday
Isaias is expected to strengthen and be a strong hurricane when it approaches the northern Gulf Coast on Friday. Damaging hurricane-force winds and life-threatening storm surge impacts are expected Friday into Saturday. Isaias will bring heavy rainfall to the northern Gulf Coast and much of the Southeast U.S. Friday into the weekend. Read More >
Current conditions at
Sherman/Denison, Grayson County Airport (KGYI)
Lat: 33.72°NLon: 96.67°WElev: 748ft.
Fair
61°F
16°C
| Humidity | 84% |
| Wind Speed | Calm |
| Barometer | 30.02 in |
| Dewpoint | 56°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 7 Oct 11:15 pm CDT |
Extended Forecast for
5 Miles W Grayson County Airport TX
Tonight
Low: 61 °F
Mostly Clear
Thursday
High: 87 °F
Sunny
Thursday Night
Low: 63 °F
Clear
Friday
High: 87 °F
Sunny
Friday Night
Low: 65 °F
Clear
Saturday
High: 86 °F
Sunny
Saturday Night
Low: 64 °F
Clear
Sunday
High: 86 °F
Sunny
Sunday Night
Low: 69 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 61. Calm wind.
Thursday
Sunny, with a high near 87. Calm wind becoming east northeast around 5 mph.
Thursday Night
Clear, with a low around 63. Calm wind.
Friday
Sunny, with a high near 87. Calm wind becoming east southeast around 5 mph in the afternoon.
Friday Night
Clear, with a low around 65. East wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 86. Calm wind becoming east southeast around 5 mph in the afternoon.
Saturday Night
Clear, with a low around 64. East southeast wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 86. South wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 69. South southeast wind around 5 mph.
Columbus Day
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny, with a high near 86.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 68.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles W Grayson County Airport TX
33.73°N 96.76°W (Elev. 646 ft)
33.73°N 96.76°W (Elev. 646 ft)
6:06 pm CDT Oct 7, 2026
11pm CDT Oct 7, 2026-6pm CDT Oct 14, 2026
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