Heavy Rain and Flooding Threat in the Central U.S.; Winter Weather in Northern Alaska

Strong thunderstorms and heavy rain may produce flash flooding across the south-central Plains and lower Mississippi Valley today. The North Slope in Alaska will see the potential for wintry weather through today with ice accumulations possible on roadways. Incoming storms will bring long duration rainfall and strong winds to most of Southcentral Alaska through Friday. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Mostly Cloudy

79°F

26°C

Humidity	79%
Wind Speed	S 10 mph
Barometer	30.03 in (1016.2 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	82°F (28°C)
Last update	28 Aug 7:53 am CDT

More Information:

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

Extended Forecast for

4 Miles NW Allen TX

Today
High: 96 °F
Mostly Sunny
then Chance
T-storms
Tonight
Low: 73 °F
Chance
T-storms then
Showers
Likely
Friday
High: 89 °F
Chance
Showers then
Chance
T-storms
Friday Night
Low: 71 °F
Chance
T-storms then
Chance
Showers
Saturday
High: 83 °F
Chance
Showers
Saturday Night
Low: 70 °F
Slight Chance
T-storms
Sunday
High: 82 °F
Chance
Showers
Sunday Night
Low: 68 °F
Partly Cloudy
Labor Day
High: 88 °F
Sunny

Detailed Forecast

Today

A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 96. Heat index values as high as 102. South southwest wind around 10 mph, with gusts as high as 20 mph.

Tonight

A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 73. South wind around 10 mph becoming east northeast in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Friday

A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 89. Heat index values as high as 99. Northeast wind 5 to 10 mph. Chance of precipitation is 40%.

Friday Night

A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 71. East northeast wind 5 to 10 mph. Chance of precipitation is 40%.

Saturday

A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 83. Northeast wind 5 to 10 mph. Chance of precipitation is 40%.

Saturday Night

A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. East northeast wind 5 to 10 mph. Chance of precipitation is 20%.

Sunday

A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82. East northeast wind 5 to 10 mph. Chance of precipitation is 30%.

Sunday Night

Partly cloudy, with a low around 68. East northeast wind 5 to 10 mph.

Labor Day

Sunny, with a high near 88. Northeast wind 5 to 10 mph.

Monday Night

Mostly clear, with a low around 68.

Tuesday

Sunny, with a high near 89.

Tuesday Night

Mostly clear, with a low around 69.

Wednesday

Mostly sunny, with a high near 91.