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Hazardous Weather Conditions

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

20°F

-7°C

Humidity 81%
Wind Speed SW 13 mph
Barometer 30.49 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 27 Jan 4:35 am CST
Extended Forecast for

2 Miles S Sherman TX

Extreme Cold Warning January 27, 04:58am until January 27, 09:00am
Click here for hazard details and duration
...
  •  
    Extreme Cold Warning January 27, 04:58am until January 27, 09:00am

    NOW until 9:00am Tue

    Extreme Cold Warning

  • Today

    High: 36 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Patchy freezing fog after 10pm. Mostly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Patchy
    Freezing Fog

  • Wednesday

    Wednesday: Patchy freezing fog before noon. Mostly cloudy, then gradually becoming sunny, with a high near 39. Calm wind becoming west around 5 mph.

    High: 39 °F

    Patchy
    Freezing Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25. Calm wind becoming south around 5 mph after midnight.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 45. South wind 5 to 10 mph becoming north northwest in the afternoon.

    High: 45 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 23. North wind around 10 mph.

    Low: 23 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 37. North wind 10 to 15 mph.

    High: 37 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 12. North wind around 10 mph.

    Low: 12 °F

    Partly Cloudy

Detailed Forecast

Today
Increasing clouds, with a high near 36. Wind chill values between 3 and 13. South southwest wind 5 to 10 mph.
Tonight
Patchy freezing fog after 10pm. Mostly cloudy, with a low around 20. Calm wind.
Wednesday
Patchy freezing fog before noon. Mostly cloudy, then gradually becoming sunny, with a high near 39. Calm wind becoming west around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 25. Calm wind becoming south around 5 mph after midnight.
Thursday
Partly sunny, with a high near 45. South wind 5 to 10 mph becoming north northwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 23. North wind around 10 mph.
Friday
Mostly sunny, with a high near 37. North wind 10 to 15 mph.
Friday Night
Partly cloudy, with a low around 12. North wind around 10 mph.
Saturday
Sunny and cold, with a high near 27. North wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
Sunny, with a high near 41.
Sunday Night
Mostly clear, with a low around 25.
Monday
Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Sherman TX
 33.6°N 96.6°W (Elev. 699 ft)
Last Update:
2:36 am CST Jan 27, 2026
Forecast Valid:
4am CST Jan 27, 2026-6pm CST Feb 2, 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