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Current Weather Conditions for Mckinney, TX

A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy. Low around 74, with temperatures rising to around 77 overnight. Heat index values as high as 97. Southeast wind around 5 mph. Chance of precipitation is 40%.
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Conditions

Wind: 5 mph E
Humidity: 44%
Probability of Precipitation: 37%

Hourly Forcast (next 12 hours)

11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM 10 AM 11 AM
93° 92° 90° 85° 83° 81° 80° 80° 79° 78° 77° 77° 76°

Upcoming Week

Day Forecast High Low
Tonight
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy. Low around 74, with temperatures rising to around 77 overnight. Heat index values as high as 97. Southeast wind around 5 mph. Chance of precipitation is 40%.
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Wednesday
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Sunny, with a high near 97. Heat index values as high as 101. South southwest wind 5 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
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Wednesday Night
Slight Chance Showers And Thunderstorms then Mostly Clear
A slight chance of showers and thunderstorms before 7pm. Mostly clear. Low around 77, with temperatures rising to around 79 overnight. Heat index values as high as 100. South wind around 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
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Thursday
Sunny
Sunny, with a high near 99. Heat index values as high as 102. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
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Thursday Night
Clear
Clear, with a low around 80. South wind around 15 mph, with gusts as high as 25 mph.
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Friday
Sunny
Sunny, with a high near 98. South wind around 15 mph, with gusts as high as 25 mph.
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Friday Night
Mostly Clear
Mostly clear, with a low around 80. South wind 10 to 15 mph, with gusts as high as 25 mph.
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Saturday
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 98. South wind around 10 mph. Chance of precipitation is 20%.
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Saturday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 79. South wind around 10 mph. Chance of precipitation is 20%.
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Sunday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 40%.
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Sunday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
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Monday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
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Monday Night
Slight Chance Showers And Thunderstorms then Mostly Clear
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. Chance of precipitation is 20%.
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Tuesday
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 7am. Sunny, with a high near 94. Chance of precipitation is 20%.
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Data provided by weather.gov