Heat Wave from Montana to the South

An extensive heat wave will consume the Central half of the U.S for the next few days. Widespread excessive heat warnings and heat advisories stretch from Montana into the South with the potential for a few record high temperatures in the north-central High Plains. Also, severe thunderstorms with hail and damaging winds are expected the next couple of days in the Upper Midwest and Great Lakes. Read More >

Hazardous Weather Conditions

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Clear

33°C

91°F

Humidity 52%
Wind Speed S 7 km/h
Barometer 30.03 in
Dewpoint 22°C (72°F)
Visibility 16 km
Heat Index37°C (98°F)
Last update 27 Jul 10:50 am CDT
Extended Forecast for

Pottsboro TX

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Partly sunny, with a high near 35. Heat index values as high as 38. East southeast wind around 10 km/h.

    Chance
    T-storms

    High: 35 °C

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 24. East southeast wind 5 to 15 km/h.

    Chance
    T-storms then
    Partly Cloudy

    Low: 24 °C

  • Wednesday

    Wednesday: Sunny, with a high near 35. Heat index values as high as 39. East wind 5 to 10 km/h.

    Sunny

    High: 35 °C

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 24. South southeast wind 5 to 10 km/h.

    Mostly Clear

    Low: 24 °C

  • Thursday

    Thursday: Sunny and hot, with a high near 37. Southeast wind 5 to 10 km/h.

    Hot

    High: 37 °C

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 24. Southeast wind 5 to 10 km/h becoming south southwest after midnight.

    Mostly Clear

    Low: 24 °C

  • Friday

    Friday: Sunny and hot, with a high near 37. South southwest wind 5 to 10 km/h.

    Hot

    High: 37 °C

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 25. South wind 5 to 10 km/h.

    Mostly Clear

    Low: 25 °C

  • Saturday

    Saturday: Sunny and hot, with a high near 38. South southwest wind 10 to 15 km/h.

    Hot

    High: 38 °C

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 35. Heat index values as high as 38. East southeast wind around 10 km/h.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 24. East southeast wind 5 to 15 km/h.
Wednesday
Sunny, with a high near 35. Heat index values as high as 39. East wind 5 to 10 km/h.
Wednesday Night
Mostly clear, with a low around 24. South southeast wind 5 to 10 km/h.
Thursday
Sunny and hot, with a high near 37. Southeast wind 5 to 10 km/h.
Thursday Night
Mostly clear, with a low around 24. Southeast wind 5 to 10 km/h becoming south southwest after midnight.
Friday
Sunny and hot, with a high near 37. South southwest wind 5 to 10 km/h.
Friday Night
Mostly clear, with a low around 25. South wind 5 to 10 km/h.
Saturday
Sunny and hot, with a high near 38. South southwest wind 10 to 15 km/h.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Sunny and hot, with a high near 38.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 24.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 37.
Click Map For Forecast
Point Forecast:
Pottsboro TX
 33.75°N 96.66°W (Elev. 243 m)
8:54 am CDT Jul 27, 2021
11am CDT Jul 27, 2021-6pm CDT Aug 2, 2021
 
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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