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

Dangerous Surf and Rip Currents Along East Coast Beaches; Hazardous Heat in the West

Tropical storm conditions, storm surge flooding and coastal flooding will continue into Thursday across the Outer Banks and into portions of the Mid-Atlantic coastline. Life-threatening rip currents and high surf will continue to impact much of the Atlantic shoreline through the end of the week. Hazardous, record heat will continue across the Western U.S. through the weekend. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

89°F

32°C

Humidity 52%
Wind Speed N 6 mph
Barometer 29.91 in (1012.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 20 Aug 7:53 pm CDT
Extended Forecast for

Prosper TX

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 74. North northeast wind around 5 mph.

    Low: 74 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92. Heat index values as high as 98. Northeast wind 5 to 10 mph.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74. East northeast wind 5 to 10 mph.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93. Heat index values as high as 97. Northeast wind around 5 mph.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. East northeast wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 95. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 95 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. East northeast wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95. North northeast wind around 5 mph.

    High: 95 °F

    Sunny

  • Sunday Night

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

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 74. North northeast wind around 5 mph.
Thursday
Sunny, with a high near 92. Heat index values as high as 98. Northeast wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 74. East northeast wind 5 to 10 mph.
Friday
Sunny, with a high near 93. Heat index values as high as 97. Northeast wind around 5 mph.
Friday Night
Mostly clear, with a low around 73. East northeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 95. Calm wind becoming north northeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 75. East northeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 95. North northeast wind around 5 mph.
Sunday Night
Mostly clear, with a low around 74. East wind 5 to 10 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 70.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Prosper TX
 33.23°N 96.78°W (Elev. 748 ft)
Last Update:
5:24 pm CDT Aug 20, 2025
Forecast Valid:
8pm CDT Aug 20, 2025-6pm CDT Aug 27, 2025
 
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Additional Resources

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