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

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

A Few Clouds

73°F

23°C

Humidity 61%
Wind Speed S 6 mph
Barometer 30.16 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 10 Nov 11:50 am CST
Extended Forecast for

Dorchester TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. Southwest wind 5 to 10 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Partly Cloudy
    then Patchy
    Fog

  • Veterans Day

    Veterans Day: Patchy fog before 9am. Otherwise, sunny, with a high near 78. West southwest wind 5 to 10 mph becoming north in the afternoon.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. North wind around 5 mph.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. North wind around 5 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 50. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 50 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 68. East northeast wind around 5 mph.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49. East southeast wind around 5 mph.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 68. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 74. Southwest wind 5 to 10 mph.
Tonight
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 59. South wind around 5 mph.
Veterans Day
Patchy fog before 9am. Otherwise, sunny, with a high near 78. West southwest wind 5 to 10 mph becoming north in the afternoon.
Wednesday Night
Mostly clear, with a low around 51. North wind around 5 mph.
Thursday
Sunny, with a high near 73. North wind around 5 mph.
Thursday Night
Clear, with a low around 50. Calm wind becoming east northeast around 5 mph after midnight.
Friday
Sunny, with a high near 68. East northeast wind around 5 mph.
Friday Night
Mostly clear, with a low around 49. East southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 68. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 53.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 64.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dorchester TX
 33.53°N 96.71°W (Elev. 823 ft)
Last Update:
12:26 pm CST Nov 10, 2026
Forecast Valid:
12pm CST Nov 10, 2026-6pm CST Nov 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation