Dangerous Heat in a Couple of Locations; Active Monsoon

Dangerous heat continues in a couple of locations today. In the Pacific Northwest to the central Valley of California and across the Gulf Coast region from the western Florida Panhandle to eastern Texas. Meanwhile, the monsoon threat of heavy rainfall and flooding will be possible in the Four Corners region and west Texas today, with a more significant threat on Friday in Arizona and New Mexico. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

En Español

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

98°F

37°C

Humidity	33%
Wind Speed	N 10 mph
Barometer	29.88 in (1010.9 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Heat Index	101°F (38°C)
Last update	17 Aug 5:53 pm CDT

More Information:

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

Extended Forecast for

Allen TX

Tonight

Chance
T-storms
Low: 74 °F
Thursday

Chance
T-storms
High: 87 °F
Thursday
Night

Decreasing
Clouds
Low: 71 °F
Friday

Sunny
High: 94 °F
Friday
Night

Partly Cloudy
Low: 76 °F
Saturday

Mostly Sunny
then Slight
Chance
T-storms
High: 96 °F
Saturday
Night

Mostly Cloudy
then Slight
Chance
T-storms
Low: 76 °F
Sunday

Chance
Showers then
Chance
T-storms
High: 92 °F
Sunday
Night

Chance
T-storms then
Showers
Likely
Low: 73 °F

Detailed Forecast

Tonight

A 40 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 74. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

Thursday

A 30 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy, with a high near 87. North wind 5 to 10 mph.

Thursday Night

Mostly cloudy, then gradually becoming mostly clear, with a low around 71. Northeast wind around 5 mph becoming calm in the evening.

Friday

Sunny, with a high near 94. Calm wind becoming southeast around 5 mph in the afternoon.

Friday Night

Partly cloudy, with a low around 76. Southeast wind around 5 mph.

Saturday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. South wind 5 to 10 mph.

Saturday Night

A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 76. South southeast wind 5 to 10 mph.

Sunday

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 92. South southwest wind 5 to 10 mph.

Sunday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. East wind around 5 mph becoming south southeast after midnight. Chance of precipitation is 60%.

Monday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.

Monday Night

Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

Tuesday

Showers and thunderstorms likely. Mostly cloudy, with a high near 85. Chance of precipitation is 60%.

Tuesday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.

Wednesday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.