Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

81°F

27°C

Humidity 51%
Wind Speed E 5 mph
Barometer 30.14 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 30 Sep 11:50 am CDT
Extended Forecast for

Denison TX

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 85. Calm wind becoming north northeast around 5 mph.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. East northeast wind around 5 mph becoming calm.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Calm wind becoming east southeast around 5 mph.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 64. East wind around 5 mph becoming calm.

    Low: 64 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 66. East southeast wind around 5 mph.

    Low: 66 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 88. East southeast wind around 5 mph.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 65. Southeast wind around 5 mph.

    Low: 65 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 86. Southeast wind 5 to 10 mph.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 85. Calm wind becoming north northeast around 5 mph.
Tonight
Mostly clear, with a low around 64. East northeast wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 88. Calm wind becoming east southeast around 5 mph.
Wednesday Night
Clear, with a low around 64. East wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 89. Calm wind becoming east southeast around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 66. East southeast wind around 5 mph.
Friday
Sunny, with a high near 88. East southeast wind around 5 mph.
Friday Night
Clear, with a low around 65. Southeast wind around 5 mph.
Saturday
Sunny, with a high near 86. Southeast wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 67.
Monday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Denison TX
 33.75°N 96.57°W (Elev. 748 ft)
5:06 am CDT Sep 30, 2025
12pm CDT Sep 30, 2025-6pm CDT Oct 6, 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