Heavy Rain Continues in South-central Texas; Heat Wave in California

A slow moving front will maintain the threat of flash/urban flooding across southern and central Texas today and the Central Gulf Coast and Southeast through the weekend. Abnormally, potentially record-breaking temperatures will impact southern California and stretch north toward the Bay Area and Central Valley through next week. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Overcast

72°F

22°C

Humidity 100%
Wind Speed N 7 mph
Barometer 30.07 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 2 Oct 9:50 am CDT
Extended Forecast for

Southmayd TX

  • Today

    Today: Showers likely, mainly between 1pm and 4pm.  Cloudy, with a high near 77. North northeast wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 77 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Cloudy, with a low around 64. North northeast wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers and thunderstorms likely before 1pm, then a chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Cloudy, with a high near 74. East northeast wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 63. North northeast wind around 5 mph.

    Low: 63 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of thunderstorms before 7am.  Partly sunny, with a high near 80. North northeast wind 5 to 10 mph.  Chance of precipitation is 30%.

    High: 80 °F

    Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. North northeast wind around 5 mph.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80. Northeast wind around 5 mph.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 57. Calm wind becoming north northeast around 5 mph.

    Low: 57 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. East northeast wind around 5 mph becoming calm.

    High: 80 °F

    Sunny

Detailed Forecast

Today
Showers likely, mainly between 1pm and 4pm. Cloudy, with a high near 77. North northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 64. North northeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms likely before 1pm, then a chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Cloudy, with a high near 74. East northeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 63. North northeast wind around 5 mph.
Sunday
A chance of thunderstorms before 7am. Partly sunny, with a high near 80. North northeast wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 60. North northeast wind around 5 mph.
Monday
Sunny, with a high near 80. Northeast wind around 5 mph.
Monday Night
Clear, with a low around 57. Calm wind becoming north northeast around 5 mph.
Tuesday
Sunny, with a high near 80. East northeast wind around 5 mph becoming calm.
Tuesday Night
Clear, with a low around 56.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Southmayd TX
 33.62°N 96.71°W (Elev. 820 ft)
6:06 am CDT Oct 2, 2026
9am CDT Oct 2, 2026-6pm CDT Oct 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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