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.

Overcast

61°F

16°C

Humidity 84%
Wind Speed S 6 mph
Barometer 30.19 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 9 Nov 11:55 pm CST
Extended Forecast for

4 Miles WNW Dorchester TX

  • Overnight

    Overnight: A 20 percent chance of showers. Cloudy, with a low around 58. South southwest wind around 5 mph.

    Low: 58 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of sprinkles before 9am. Patchy fog before 9am. Otherwise, cloudy, with a high near 75. Southwest wind 5 to 10 mph.

    High: 75 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Clear, with a low around 57. South wind around 5 mph.

    Low: 57 °F

    Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 79. Southwest wind 5 to 10 mph becoming north northwest in the afternoon.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 52. North northwest wind around 5 mph.

    Low: 52 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 71. North northwest wind around 5 mph.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 48. Calm wind becoming northeast around 5 mph.

    Low: 48 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 69. Northeast wind around 5 mph.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 47. East southeast wind around 5 mph.

    Low: 47 °F

    Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Cloudy, with a low around 58. South southwest wind around 5 mph.
Tuesday
A slight chance of sprinkles before 9am. Patchy fog before 9am. Otherwise, cloudy, with a high near 75. Southwest wind 5 to 10 mph.
Tuesday Night
Clear, with a low around 57. South wind around 5 mph.
Veterans Day
Sunny, with a high near 79. Southwest wind 5 to 10 mph becoming north northwest in the afternoon.
Wednesday Night
Clear, with a low around 52. North northwest wind around 5 mph.
Thursday
Sunny, with a high near 71. North northwest wind around 5 mph.
Thursday Night
Clear, with a low around 48. Calm wind becoming northeast around 5 mph.
Friday
Sunny, with a high near 69. Northeast wind around 5 mph.
Friday Night
Clear, with a low around 47. East southeast wind around 5 mph.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Dorchester TX
 33.55°N 96.76°W (Elev. 719 ft)
Last Update:
5:21 pm CST Nov 9, 2026
Forecast Valid:
12am CST Nov 10, 2026-6pm CST Nov 16, 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