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

Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Saturday

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into the Tennessee Valley Saturday. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys Saturday. Extreme heat will continue for the Intermountain West and Plains. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

83°F

28°C

Humidity 65%
Wind Speed S 13 mph
Barometer 29.98 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 11 Jul 1:15 am CDT
Extended Forecast for

Howe TX

  • Overnight

    Overnight: Clear, with a low around 79. South wind around 10 mph.

    Low: 79 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 97. Heat index values as high as 101. South wind around 10 mph.

    High: 97 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, with a low around 79. South southwest wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 101. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 95 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South southeast wind around 5 mph becoming southwest after midnight.

    Low: 74 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. Southwest wind around 5 mph becoming east in the afternoon.

    High: 91 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. East wind around 5 mph becoming south southwest after midnight. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 89. North wind around 5 mph becoming southeast in the afternoon.

    High: 89 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 79. South wind around 10 mph.
Saturday
Sunny, with a high near 97. Heat index values as high as 101. South wind around 10 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, with a low around 79. South southwest wind 5 to 10 mph.
Sunday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 101. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South southeast wind around 5 mph becoming southwest after midnight.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. Southwest wind around 5 mph becoming east in the afternoon.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. East wind around 5 mph becoming south southwest after midnight. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 89. North wind around 5 mph becoming southeast in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South wind around 5 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 74.
Thursday
Mostly sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Howe TX
 33.5°N 96.63°W (Elev. 814 ft)
Last Update:
6:02 pm CDT Jul 10, 2026
Forecast Valid:
1am CDT Jul 11, 2026-6pm CDT Jul 17, 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