Active Weather Pattern Expected From the Midwest to the Southern Plains; Dangerous Heat Likely in Southern Texas

A strong storm system will bring numerous to widespread severe thunderstorms across portions of the Midwest and Upper Great Lakes Tuesday. Tornadoes (a few strong), damaging winds and large hail are expected. Record high temperatures will be possible over southern Texas the next several days. This may lead to dangerous heat concerns especially for areas already without power. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Overcast

83°F

28°C

Humidity	67%
Wind Speed	S 13 mph
Barometer	29.77 in (1007.6 mb)
Dewpoint	71°F (22°C)
Visibility	8.00 mi
Heat Index	88°F (31°C)
Last update	21 May 1:53 pm CDT

More Information:

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

Extended Forecast for

5 Miles N Princeton TX

This Afternoon
High: 90 °F
Chance
T-storms
Tonight
Low: 74 °F
Slight Chance
T-storms
Wednesday
High: 88 °F
Chance
T-storms then
T-storms
Likely
Wednesday Night
Low: 71 °F
Heavy Rain
Thursday
High: 85 °F
Mostly Cloudy
then Chance
T-storms
Thursday Night
Low: 71 °F
Chance
T-storms
Friday
High: 92 °F
Mostly Sunny
then Slight
Chance
T-storms
Friday Night
Low: 73 °F
Slight Chance
T-storms
Saturday
High: 92 °F
Mostly Sunny
then Slight
Chance
T-storms

Detailed Forecast

This Afternoon

A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Heat index values as high as 98. South wind 15 to 20 mph, with gusts as high as 25 mph.

Tonight

A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74. South wind 10 to 15 mph, with gusts as high as 20 mph.

Wednesday

Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 88. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A 50 percent chance of showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 71. South southeast wind 5 to 10 mph.

Thursday

A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 85. South wind 10 to 15 mph, with gusts as high as 25 mph.

Thursday Night

A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. South wind 10 to 15 mph, with gusts as high as 20 mph.

Friday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. South wind around 15 mph, with gusts as high as 25 mph.

Friday Night

A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 73. South wind around 10 mph, with gusts as high as 20 mph.

Saturday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. South wind 10 to 15 mph, with gusts as high as 25 mph.

Saturday Night

A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74.

Sunday

Sunny, with a high near 93.

Sunday Night

Mostly clear, with a low around 71.

Memorial Day

Sunny, with a high near 94.