Widespread Damaging Winds Likely in the Northern Plains; Heat Continues in the Central and Southeast U.S.

Severe thunderstorms, heavy rainfall, and flooding are possible from the northern Rockies into the Upper Midwest. A derecho is likely across portions of the northern Plains, with several gusts expected to exceed 75 mph. Extreme heat is expected to intensify across much of the Southeast and Tennessee Valley, continuing through much of this week. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

A Few Clouds

89°F

32°C

Humidity 57%
Wind Speed SW 12 mph
Barometer 30.21 in (1022.3 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 28 Jul 10:53 am CDT
Extended Forecast for

Collin County Regional Airport TX

Heat Advisory July 28, 12:00pm until July 29, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny, with a high near 98. Heat index values as high as 104. South wind around 10 mph.

    High: 98 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 76. South wind 5 to 10 mph.

    Low: 76 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Heat index values as high as 104. South wind around 5 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 76. South wind around 5 mph becoming calm  after midnight.

    Low: 76 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 101. Calm wind becoming south around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. South southeast wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 100. Southwest wind 5 to 10 mph becoming north in the afternoon.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 76. East wind 5 to 10 mph.

    Low: 76 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 95. Northeast wind 5 to 10 mph.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 98. Heat index values as high as 104. South wind around 10 mph.
Tonight
Clear, with a low around 76. South wind 5 to 10 mph.
Tuesday
Sunny and hot, with a high near 100. Heat index values as high as 104. South wind around 5 mph.
Tuesday Night
Clear, with a low around 76. South wind around 5 mph becoming calm after midnight.
Wednesday
Sunny and hot, with a high near 101. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 77. South southeast wind around 5 mph.
Thursday
Mostly sunny and hot, with a high near 100. Southwest wind 5 to 10 mph becoming north in the afternoon.
Thursday Night
Partly cloudy, with a low around 76. East wind 5 to 10 mph.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Northeast wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Collin County Regional Airport TX
 33.19°N 96.59°W (Elev. 554 ft)
7:46 am CDT Jul 28, 2025
11am CDT Jul 28, 2025-6pm CDT Aug 3, 2025
 
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Additional Resources

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