October Heat Wave in California; Tropical Cyclone Possible in the Gulf

Much higher than typical October temperatures will continue across coastal southern California up through the Bay Area and Central Valley through midweek resulting in result in Major to Extreme HeatRisk. A tropical depression is likely to form over the Gulf of America during the middle part of this week with further strengthening possible as it moves northeastward later this week. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

84°F

29°C

Humidity 33%
Wind Speed Vrbl 3 mph
Barometer 30.04 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 6 Oct 1:50 pm CDT
Extended Forecast for

3 Miles N Collinsville TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 83. Calm wind.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 59. Calm wind.

    Low: 59 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 60. Calm wind.

    Low: 60 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Calm wind becoming east around 5 mph.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 63. Calm wind.

    Low: 63 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 85. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. East southeast wind around 5 mph becoming calm.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 84 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 83. Calm wind.
Tonight
Clear, with a low around 59. Calm wind.
Wednesday
Sunny, with a high near 84. Calm wind.
Wednesday Night
Clear, with a low around 60. Calm wind.
Thursday
Sunny, with a high near 84. Calm wind becoming east around 5 mph.
Thursday Night
Clear, with a low around 63. Calm wind.
Friday
Sunny, with a high near 85. Calm wind becoming east southeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 62. East southeast wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 84. Calm wind becoming east southeast around 5 mph in the afternoon.
Saturday Night
Clear, with a low around 63.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 66.
Columbus Day
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Collinsville TX
 33.61°N 96.9°W (Elev. 735 ft)
1:26 pm CDT Oct 6, 2026
2pm CDT Oct 6, 2026-6pm CDT Oct 12, 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