Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Partly Cloudy

75°F

24°C

Humidity 94%
Wind Speed E 6 mph
Barometer 30.04 in (1016.4 mb)
Dewpoint 73°F (23°C)
Visibility 9.00 mi
Last update 3 Aug 6:53 am CDT
Extended Forecast for

Prosper TX

  • Today

    Today: A slight chance of showers and thunderstorms between 1pm and 4pm.  Mostly sunny, with a high near 92. Southeast wind around 5 mph.  Chance of precipitation is 20%.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 71. East southeast wind 5 to 10 mph.

    Low: 71 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 86. East southeast wind around 5 mph.  New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. East wind around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. Southeast wind around 5 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

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

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96. South wind around 5 mph.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. South southeast wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 98. South wind 5 to 10 mph.

    High: 98 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly sunny, with a high near 92. Southeast wind around 5 mph. Chance of precipitation is 20%.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71. East southeast wind 5 to 10 mph.
Monday
A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. East southeast wind around 5 mph. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Mostly clear, with a low around 70. East wind around 5 mph.
Tuesday
Sunny, with a high near 92. Southeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 74. Southeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 96. South wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 76. South southeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 98. South wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 77.
Friday
Sunny, with a high near 98.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
Prosper TX
 33.23°N 96.78°W (Elev. 748 ft)
5:24 am CDT Aug 3, 2025
7am CDT Aug 3, 2025-6pm CDT Aug 9, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database