Severe Thunderstorms and Heavy Rainfall Today from the Central Plains into the Tennessee Valley

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into portions of the Southeast today. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys today. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

96°F

36°C

Humidity	43%
Wind Speed	S 10 mph
Barometer	29.97 in (1014.0 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	103°F (39°C)
Last update	11 Jul 4:53 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles SE Prosper TX

Tonight
Low: 79 °F
Mostly Clear
Sunday
High: 95 °F
Sunny then
Chance
T-storms
Sunday Night
Low: 75 °F
Showers
Likely then
Chance
T-storms
Monday
High: 93 °F
Chance
T-storms
Monday Night
Low: 74 °F
Chance
T-storms then
Chance
Showers
Tuesday
High: 92 °F
Sunny then
Slight Chance
T-storms
Tuesday Night
Low: 74 °F
Partly Cloudy
Wednesday
High: 92 °F
Mostly Sunny
then Slight
Chance
T-storms
Wednesday Night
Low: 75 °F
Partly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 79. South wind 5 to 10 mph.

Sunday

A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 102. South southwest wind around 5 mph becoming southeast in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night

Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 75. East northeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Monday

A slight chance of showers, then a chance of showers and thunderstorms after 7am. Partly sunny, with a high near 93. Heat index values as high as 101. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 30%.

Monday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 74. East wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 30%.

Tuesday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.

Tuesday Night

Partly cloudy, with a low around 74. South southeast wind around 5 mph becoming southwest after midnight.

Wednesday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. South wind 5 to 10 mph.

Wednesday Night

Partly cloudy, with a low around 75. South wind 5 to 10 mph.

Thursday

A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 94.

Thursday Night

Mostly clear, with a low around 77.

Friday

Sunny, with a high near 96.