Severe Thunderstorms and Heavy Rainfall From the Southern High Plains into the Lower Mississippi Valley

Strong to severe thunderstorms capable of producing large hail, gusty winds and heavy rainfall will be possible over the next few days from New Mexico to Texas, into western Mississippi. Additional heavy rainfall over previously saturated soils may lead to flash and urban flooding. Isolated thunderstorms will also be possible across portions of the Midwest. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Mostly Cloudy

65°F

18°C

Humidity	87%
Wind Speed	NE 3 mph
Barometer	29.89 in (1012.2 mb)
Dewpoint	61°F (16°C)
Visibility	10.00 mi
Last update	12 May 7:53 am CDT

More Information:

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

Extended Forecast for

Mc Kinney TX

Today
High: 71 °F
T-storms
Tonight
Low: 66 °F
Chance
T-storms
Monday
High: 83 °F
Chance
T-storms
Monday Night
Low: 62 °F
Mostly Clear
Tuesday
High: 84 °F
Sunny
Tuesday Night
Low: 62 °F
Mostly Clear
Wednesday
High: 86 °F
Mostly Sunny
Wednesday Night
Low: 66 °F
Heavy Rain
Thursday
High: 79 °F
Chance
T-storms

Detailed Forecast

Today

Showers and thunderstorms, mainly after 10am. High near 71. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

A 40 percent chance of showers and thunderstorms, mainly before 1am. Cloudy, with a low around 66. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

Monday

A 30 percent chance of showers and thunderstorms, mainly before 10am. Cloudy through mid morning, then gradual clearing, with a high near 83. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

Monday Night

Mostly clear, with a low around 62. West northwest wind 5 to 10 mph.

Tuesday

Sunny, with a high near 84. Northwest wind around 10 mph.

Tuesday Night

Mostly clear, with a low around 62. North northwest wind 5 to 10 mph becoming east after midnight.

Wednesday

Mostly sunny, with a high near 86. Southeast wind 5 to 10 mph.

Wednesday Night

A 40 percent chance of showers and thunderstorms, mainly after 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 66. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

Thursday

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Southeast wind around 15 mph, with gusts as high as 20 mph.

Thursday Night

A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 64.

Friday

Mostly sunny, with a high near 84.

Friday Night

A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 66.

Saturday

Sunny, with a high near 89.