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

78°F

26°C

Humidity	82%
Wind Speed	Calm
Barometer	30.07 in (1017.3 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	12 Jul 4:53 am CDT

More Information:

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

Extended Forecast for

3 Miles SE Prosper TX

Overnight
Low: 79 °F
Slight Chance
T-storms
Sunday
High: 92 °F
Chance
T-storms
Sunday Night
Low: 74 °F
Chance
T-storms
Monday
High: 89 °F
Chance
Showers then
Chance
T-storms
Monday Night
Low: 72 °F
Slight Chance
T-storms then
Slight Chance
Showers
Tuesday
High: 89 °F
Chance
Showers then
Chance
T-storms
Tuesday Night
Low: 72 °F
Chance
T-storms
Wednesday
High: 90 °F
Chance
T-storms
Wednesday Night
Low: 73 °F
Partly Cloudy

Detailed Forecast

Overnight

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79. South wind around 5 mph.

Sunday

A 50 percent chance of showers and thunderstorms, mainly after 7am. Partly sunny, with a high near 92. Heat index values as high as 98. South wind around 5 mph becoming east northeast in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. East southeast wind around 5 mph becoming calm after midnight. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Calm wind becoming east southeast around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday Night

A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 72. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

Tuesday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

Tuesday Night

A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm in the evening.

Wednesday

A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90. Calm wind becoming south around 5 mph in the afternoon.

Wednesday Night

Partly cloudy, with a low around 73. South wind around 5 mph.

Thursday

Mostly sunny, with a high near 91.

Thursday Night

Partly cloudy, with a low around 75.

Friday

Mostly sunny, with a high near 94.

Friday Night

Mostly clear, with a low around 77.

Saturday

Sunny, with a high near 96.