National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

72°F

22°C

Humidity 74%
Wind Speed NE 3 mph
Barometer 29.94 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 2 Aug 12:55 am CDT
Extended Forecast for

2 Miles E Denison TX

  • Overnight

    Overnight: Clear, with a low around 72. North wind around 5 mph.

    Low: 72 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 96. North wind 5 to 10 mph.

    High: 96 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 70. North northeast wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 98. Calm wind becoming southeast around 5 mph.

    High: 98 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 75. East southeast wind around 5 mph.

    Low: 75 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. Southeast wind around 5 mph.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. Southeast wind around 5 mph.

    Low: 78 °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 78. South wind 5 to 10 mph.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 72. North wind around 5 mph.
Sunday
Sunny, with a high near 96. North wind 5 to 10 mph.
Sunday Night
Clear, with a low around 70. North northeast wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 98. Calm wind becoming southeast around 5 mph.
Monday Night
Clear, with a low around 75. East southeast wind around 5 mph.
Tuesday
Sunny and hot, with a high near 101. Southeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 78. Southeast wind around 5 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 78. South wind 5 to 10 mph.
Thursday
Sunny and hot, with a high near 99.
Thursday Night
Mostly clear, with a low around 79.
Friday
Sunny and hot, with a high near 99.
Friday Night
Mostly clear, with a low around 78.
Saturday
Sunny and hot, with a high near 99.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Denison TX
 33.75°N 96.55°W (Elev. 758 ft)
Last Update:
6:13 pm CDT Aug 1, 2026
Forecast Valid:
1am CDT Aug 2, 2026-6pm CDT Aug 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation