Heavy Snow in the Northern Rockies; Severe Weather Across the Plains; Critical Fire Weather in the Southwest

Heavy wet snow and gusty winds are expected in the higher elevations of Idaho, western Montana, and Wyoming Thursday. Meanwhile, another round of severe storms are expected to develop across the central and southern Plains. Damaging winds, tornadoes and large hail are the primary threats. Further west, dry conditions and gusty winds will lead to critical fire weather concerns in the Southwest Read More >

Hazardous Weather Conditions

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Overcast

77°F

25°C

Humidity	90%
Wind Speed	S 15 mph
Barometer	29.72 in (1005.9 mb)
Dewpoint	74°F (23°C)
Visibility	9.00 mi
Heat Index	78°F (26°C)
Last update	23 May 11:53 pm CDT

More Information:

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

Extended Forecast for

Mc Kinney TX

Severe T-storm Watch until May 24, 05:00am

Click here for hazard details and duration

Severe T-storm Watch

Severe T-storm Watch until May 24, 05:00am
NOW until 5:00am Fri
Severe T-storm Watch
Overnight
Low: 78 °F
Chance
T-storms
Friday
High: 92 °F
Mostly Cloudy
then Slight
Chance
T-storms
Friday Night
Low: 69 °F
Partly Cloudy
Saturday
High: 90 °F
Mostly Sunny
then Slight
Chance
T-storms
Saturday Night
Low: 76 °F
Slight Chance
T-storms
Sunday
High: 95 °F
Sunny
Sunday Night
Low: 69 °F
Clear
Memorial Day
High: 90 °F
Sunny

Detailed Forecast

Overnight

A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a steady temperature around 78. South wind around 10 mph, with gusts as high as 20 mph.

Friday

A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 92. Heat index values as high as 101. South wind 10 to 15 mph, with gusts as high as 25 mph.

Friday Night

Partly cloudy, with a low around 69. South wind 5 to 10 mph.

Saturday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Heat index values as high as 101. South wind 5 to 15 mph, with gusts as high as 25 mph.

Saturday Night

A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76. South southeast wind around 15 mph, with gusts as high as 25 mph.

Sunday

Sunny, with a high near 95. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

Sunday Night

Clear, with a low around 69. West southwest wind 5 to 10 mph becoming east in the evening.

Memorial Day

Sunny, with a high near 90. South southeast wind 5 to 10 mph becoming north northwest in the morning. Winds could gust as high as 20 mph.

Monday Night

Mostly clear, with a low around 66. Northeast wind 5 to 10 mph.

Tuesday

Sunny, with a high near 86.

Tuesday Night

Partly cloudy, with a low around 66.