Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Partly Cloudy

88°F

31°C

Humidity 55%
Wind Speed Vrbl 5 mph
Barometer 29.99 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 13 Jul 4:50 pm CDT
Extended Forecast for

Howe TX

Flood Watch July 13, 05:13pm until July 13, 07:00pm
Click here for hazard details and duration
...
  •  
    Flood Watch July 13, 05:13pm until July 13, 07:00pm

    NOW until 7:00pm Sun

    Flood Watch

  • Tonight

    Low: 71 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 7am.  Partly sunny, with a high near 86. South wind around 5 mph.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. East northeast wind around 5 mph becoming southwest in the evening.

    Low: 72 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 90. Heat index values as high as 99. South southwest wind 5 to 10 mph.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73. South wind 5 to 10 mph.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 92. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74. South wind 5 to 10 mph.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94. South wind around 10 mph.

    High: 94 °F

    Sunny

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 71. South wind around 5 mph.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 7am. Partly sunny, with a high near 86. South wind around 5 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. East northeast wind around 5 mph becoming southwest in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Heat index values as high as 99. South southwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 73. South wind 5 to 10 mph.
Wednesday
Sunny, with a high near 92. South wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 74. South wind 5 to 10 mph.
Thursday
Sunny, with a high near 94. South wind around 10 mph.
Thursday Night
Mostly clear, with a low around 73. South wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 74.
Saturday
Mostly sunny, with a high near 94.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Mostly sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
Howe TX
 33.5°N 96.63°W (Elev. 814 ft)
3:42 pm CDT Jul 13, 2025
5pm CDT Jul 13, 2025-6pm CDT Jul 20, 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