National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall and Severe Thunderstorms Threaten the Southern U.S. Again Friday

Heavy to excessive rainfall is forecast for eastern Louisiana into central Alabama which could bring flash, urban, and riverine flooding Friday. Scattered severe thunderstorms with a few tornadoes, very large hail, and damaging winds are possible across parts of the Gulf Coast States Friday and Friday night. Read More >

Hazardous Weather Conditions

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fog/Mist

58°F

14°C

Humidity 91%
Wind Speed Calm
Barometer 29.78 in
Dewpoint 56°F (13°C)
Visibility 5.00 mi
Last update 17 May 5:55 am CDT
Extended Forecast for

4 Miles NNE Denison TX

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Patchy fog between 7am and 1pm. Otherwise, partly sunny, with a high near 81. Calm wind becoming west northwest around 5 mph.

    High: 81 °F

    Chance
    T-storms and
    Patchy Fog

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 1am. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, sunny, with a high near 89. Calm wind.

    High: 89 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 66. Calm wind.

    Low: 66 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 92. Light south southeast wind increasing to 5 to 10 mph in the morning.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. South southeast wind 5 to 10 mph.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 92. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 75. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 93. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Partly Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Patchy fog between 7am and 1pm. Otherwise, partly sunny, with a high near 81. Calm wind becoming west northwest around 5 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 1am. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 63. Calm wind.
Saturday
Patchy fog before 7am. Otherwise, sunny, with a high near 89. Calm wind.
Saturday Night
Clear, with a low around 66. Calm wind.
Sunday
Sunny, with a high near 92. Light south southeast wind increasing to 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 71. South southeast wind 5 to 10 mph.
Monday
Sunny, with a high near 92. South wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 75. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 93. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 70.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Denison TX
 33.8°N 96.52°W (Elev. 518 ft)
Last Update:
4:38 am CDT May 17, 2024
Forecast Valid:
6am CDT May 17, 2024-6pm CDT May 23, 2024
 
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Additional Resources

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Chance of Precipitation