Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Hazardous Weather Conditions

Flood Watch until July 13, 07:00 PM CDT

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

74°F

23°C

Humidity	91%
Wind Speed	S 6 mph
Barometer	29.99 in (1015.0 mb)
Dewpoint	71°F (22°C)
Visibility	10.00 mi
Last update	12 Jul 11:53 pm CDT

More Information:

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

Extended Forecast for

Collin County Regional Airport TX

Flood Watch July 13, 12:10am until July 13, 07:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch July 13, 12:10am until July 13, 07:00pm
NOW until 7:00pm Sun
Flood Watch
Overnight
Low: 74 °F
T-storms
Likely
Sunday
High: 87 °F
Chance
T-storms
Sunday Night
Low: 73 °F
Chance
T-storms
Monday
High: 89 °F
Chance
T-storms
Monday Night
Low: 75 °F
Partly Cloudy
Tuesday
High: 93 °F
Mostly Sunny
Tuesday Night
Low: 76 °F
Mostly Clear
Wednesday
High: 94 °F
Mostly Sunny

Detailed Forecast

Overnight

Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 74. South southeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 87. South wind around 10 mph. New rainfall amounts between three quarters and one inch possible.

Sunday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind around 5 mph.

Monday

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89. South wind 5 to 10 mph.

Monday Night

Partly cloudy, with a low around 75. South wind around 5 mph.

Tuesday

Mostly sunny, with a high near 93. South wind 5 to 15 mph, with gusts as high as 20 mph.

Tuesday Night

Mostly clear, with a low around 76. South wind 5 to 10 mph.

Wednesday

Mostly sunny, with a high near 94. South wind 10 to 15 mph.