Heavy Rainfall in the Southern Plains, Carolinas and Florida; Heat in the West and Northeast

Heavy to excessive rainfall over parts of the southern Plains, Florida Panhandle, and coastal Carolinas may bring areas of flooding today. Hot to extremely hot temperatures are in place through early this week across much of the western U.S. and northern New England. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

76°F

24°C

Humidity 82%
Wind Speed Calm
Barometer 30.00 in (1015.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 11 Aug 5:53 am CDT
Extended Forecast for

Allen TX

  • Today

    Today: Mostly sunny, with a high near 95. Heat index values as high as 100. South southeast wind 5 to 10 mph.

    High: 95 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 76. East southeast wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 96. Heat index values as high as 104. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 76. Southeast wind around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 94. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. Southeast wind around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 96. South wind 5 to 10 mph.

    High: 96 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 77. South southeast wind around 10 mph.

    Low: 77 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 95. South wind around 10 mph, with gusts as high as 20 mph.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 95. Heat index values as high as 100. South southeast wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 76. East southeast wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 104. Calm wind becoming east northeast around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 76. Southeast wind around 5 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 76. Southeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 96. South wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 77. South southeast wind around 10 mph.
Friday
Mostly sunny, with a high near 95. South wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 77.
Saturday
Mostly sunny, with a high near 96.
Saturday Night
Mostly clear, with a low around 78.
Sunday
Mostly sunny, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
Allen TX
 33.12°N 96.7°W (Elev. 676 ft)
5:24 am CDT Aug 11, 2025
6am CDT Aug 11, 2025-6pm CDT Aug 17, 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