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

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Mostly Cloudy

84°F

29°C

Humidity 70%
Wind Speed S 14 mph
Barometer 29.84 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 21 Jun 11:50 am CDT
Extended Forecast for

Howe TXSimilar City Names

  • Today

    Today: Mostly sunny, with a high near 91. Heat index values as high as 101. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 77. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly between 7am and 1pm. Partly sunny, with a high near 92. Heat index values as high as 103. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind around 10 mph.

    Low: 76 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 91. South wind around 10 mph. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 76. South southeast wind around 10 mph.

    Low: 76 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. South southwest wind 5 to 10 mph.

    High: 90 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South southeast wind around 10 mph.

    Low: 74 °F

    Chance
    T-storms

  • Thursday

    Thursday: Partly sunny, with a high near 90. South wind 5 to 10 mph.

    High: 90 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 91. Heat index values as high as 101. South southwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 77. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
A 40 percent chance of showers and thunderstorms, mainly between 7am and 1pm. Partly sunny, with a high near 92. Heat index values as high as 103. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind around 10 mph.
Tuesday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 91. South wind around 10 mph. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 76. South southeast wind around 10 mph.
Wednesday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. South southwest wind 5 to 10 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South southeast wind around 10 mph.
Thursday
Partly sunny, with a high near 90. South wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 76.
Friday
Mostly sunny, with a high near 92.
Friday Night
Partly cloudy, with a low around 77.
Saturday
Mostly sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Howe TXSimilar City Names
 33.5°N 96.63°W (Elev. 814 ft)
Last Update:
6:06 am CDT Jun 21, 2026
Forecast Valid:
11am CDT Jun 21, 2026-6pm CDT Jun 27, 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