Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

52°F

11°C

Humidity 88%
Wind Speed NW 9 mph
Barometer 30.21 in
Dewpoint 48°F (9°C)
Visibility 9.00 mi
Wind Chill49°F (9°C)
Last update 22 Nov 9:50 am CST
Extended Forecast for

Sherman TX

  • Today

    Today: Mostly sunny, with a high near 63. Northwest wind 5 to 10 mph.

    High: 63 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. North wind around 5 mph becoming calm.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66. Calm wind becoming east around 5 mph in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm.  Low around 55. East southeast wind around 5 mph.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 55 °F

    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm before 3pm, then showers likely. Some of the storms could produce heavy rainfall.  High near 67. Southeast wind 5 to 10 mph becoming southwest in the afternoon.  Chance of precipitation is 90%.

    High: 67 °F

    Heavy Rain
    then Showers
    Likely

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. South southwest wind around 5 mph becoming west northwest after midnight.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. North northwest wind around 5 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. North wind 5 to 10 mph.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 54. North wind 5 to 10 mph.

    High: 54 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 63. Northwest wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 46. North wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 66. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Showers and possibly a thunderstorm. Low around 55. East southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
Showers and possibly a thunderstorm before 3pm, then showers likely. Some of the storms could produce heavy rainfall. High near 67. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 90%.
Monday Night
Mostly clear, with a low around 50. South southwest wind around 5 mph becoming west northwest after midnight.
Tuesday
Sunny, with a high near 67. North northwest wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 41. North wind 5 to 10 mph.
Wednesday
Sunny, with a high near 54. North wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 36.
Thanksgiving Day
Sunny, with a high near 56.
Thursday Night
Mostly clear, with a low around 40.
Friday
Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Sherman TX
 33.64°N 96.6°W (Elev. 732 ft)
11:21 am CST Nov 22, 2025
11am CST Nov 22, 2025-6pm CST Nov 28, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database