Dangerous Heat in the West; Coastal Flooding & High Rip Current Risk through the Weekend on the East Coast; Flash Flooding Concerns in the Southeast and Southwest

A dangerous, record heat wave continues across portions of the West through Tuesday. High rip current risk and dangerous surf continue through the weekend. There are flash flooding concerns through the weekend for portions of the Southeast and Southwest. Read More >

Hazardous Weather Conditions

Air Quality Alert

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

79°F

26°C

Humidity	60%
Wind Speed	N 6 mph
Barometer	30.00 in (1015.2 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Heat Index	81°F (27°C)
Last update	23 Aug 11:53 pm CDT

More Information:

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

Extended Forecast for

3 Miles NNW Copeville TX

Overnight
Low: 73 °F
Mostly Clear
Sunday
High: 95 °F
Sunny
Sunday Night
Low: 74 °F
Partly Cloudy
Monday
High: 95 °F
Mostly Sunny
Monday Night
Low: 71 °F
Partly Cloudy
then Slight
Chance
T-storms
Tuesday
High: 84 °F
Chance
Showers then
Chance
T-storms
Tuesday Night
Low: 67 °F
Slight Chance
T-storms then
Chance
Showers
Wednesday
High: 85 °F
Chance
Showers
Wednesday Night
Low: 70 °F
Partly Cloudy

Detailed Forecast

Overnight

Mostly clear, with a low around 73. North northeast wind around 5 mph.

Sunday

Sunny, with a high near 95. Heat index values as high as 99. North northeast wind around 5 mph becoming east in the afternoon.

Sunday Night

Partly cloudy, with a low around 74. East southeast wind around 5 mph.

Monday

Mostly sunny, with a high near 95. Heat index values as high as 99. South southeast wind around 5 mph.

Monday Night

A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 71. East wind 5 to 10 mph.

Tuesday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.

Tuesday Night

A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.

Wednesday

A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 85. East wind around 10 mph.

Wednesday Night

Partly cloudy, with a low around 70. East wind 5 to 10 mph.

Thursday

A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 20%.

Thursday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

Friday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.

Friday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.