Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

75°F

24°C

Humidity 41%
Wind Speed S 8 mph
Barometer 29.95 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 18 Nov 5:50 pm CST
Extended Forecast for

2 Miles WNW Sherman TX

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 81. East wind 5 to 10 mph becoming south in the morning.

    High: 81 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight.  Mostly cloudy, with a low around 65. South wind 5 to 10 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm.  High near 71. South wind around 10 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers

  • Thursday Night

    Thursday Night: Showers, mainly before midnight.  Low around 59. South wind around 5 mph.  Chance of precipitation is 80%.

    Low: 59 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before noon.  Sunny, with a high near 72. West southwest wind 5 to 10 mph.

    High: 72 °F

    Slight Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49. West southwest wind around 5 mph becoming northwest after midnight.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Northwest wind around 5 mph.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight.  Partly cloudy, with a low around 49. Calm wind becoming northeast around 5 mph.

    Low: 49 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 62. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 81. East wind 5 to 10 mph becoming south in the morning.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 65. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm. High near 71. South wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers, mainly before midnight. Low around 59. South wind around 5 mph. Chance of precipitation is 80%.
Friday
A 20 percent chance of showers before noon. Sunny, with a high near 72. West southwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 49. West southwest wind around 5 mph becoming northwest after midnight.
Saturday
Mostly sunny, with a high near 66. Northwest wind around 5 mph.
Saturday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 49. Calm wind becoming northeast around 5 mph.
Sunday
A 40 percent chance of showers, mainly after noon. Partly sunny, with a high near 64.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Monday
Showers likely. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 51.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Sherman TX
 33.64°N 96.65°W (Elev. 771 ft)
5:16 pm CST Nov 18, 2025
6pm CST Nov 18, 2025-6pm CST Nov 25, 2025
 
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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