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

Flash Flood Threats in Florida, New Mexico, and New England; Excessive Heat in the Southwest

Flash and small stream flooding threats linger across the southern Rockies today. Strong thunderstorms with heavy downpours may cause local flash flooding in Florida and New England. Excessive heat will continue to impact the southern California, Arizona and Nevada into Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

89°F

32°C

Humidity 45%
Wind Speed S 9 mph
Barometer 30.00 in (1015.5 mb)
Dewpoint 65°F (18°C)
Visibility 9.00 mi
Heat Index91°F (33°C)
Last update 4 Aug 5:53 pm CDT
Extended Forecast for

Mc Kinney TX

  • Tonight

    Tonight: Mostly clear, with a low around 73. East southeast wind 5 to 10 mph.

    Mostly Clear

    Low: 73 °F

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 92. East southeast wind 5 to 10 mph becoming south southwest in the afternoon.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 92 °F

  • Thursday
    Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 73. South southeast wind 5 to 10 mph.

    Slight Chance
    T-storms then
    Mostly Clear

    Low: 73 °F

  • Friday

    Friday: Sunny, with a high near 95. Heat index values as high as 99. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Sunny

    High: 95 °F

  • Friday
    Night

    Friday Night: Clear, with a low around 75. South southeast wind 5 to 10 mph.

    Clear

    Low: 75 °F

  • Saturday

    Saturday: Sunny, with a high near 97. South wind 5 to 15 mph, with gusts as high as 20 mph.

    Sunny

    High: 97 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 77. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Mostly Clear

    Low: 77 °F

  • Sunday

    Sunday: Sunny and hot, with a high near 99. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Hot

    High: 99 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 77. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Mostly Clear

    Low: 77 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 73. East southeast wind 5 to 10 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 92. East southeast wind 5 to 10 mph becoming south southwest in the afternoon.
Thursday Night
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 73. South southeast wind 5 to 10 mph.
Friday
Sunny, with a high near 95. Heat index values as high as 99. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Clear, with a low around 75. South southeast wind 5 to 10 mph.
Saturday
Sunny, with a high near 97. South wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 77. South wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny and hot, with a high near 99. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 77. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Sunny, with a high near 98.
Tuesday Night
Mostly clear, with a low around 78.
Wednesday
Sunny, with a high near 98.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Mc Kinney TX
 33.21°N 96.65°W (Elev. 600 ft)
Last Update:
5:33 pm CDT Aug 4, 2021
Forecast Valid:
6pm CDT Aug 4, 2021-6pm CDT Aug 11, 2021
 
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Additional Resources

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Chance of Precipitation