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° N Lon: 96.59° W Elev: 584 ft.

Overcast

80°F

27°C

Humidity	71%
Wind Speed	SW 7 mph
Barometer	30.05 in (1017.3 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	13 Jul 11:53 am CDT

More Information:

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

Detailed forecast for

Collin County

This Afternoon

Partly sunny with a 40 percent chance of showers and thunderstorms. Highs in the upper 80s. South winds 5 to 10 mph.

Tonight

Mostly cloudy with a 50 percent chance of showers and thunderstorms. Humid with lows in the lower 70s. South winds around 5 mph.

Monday

Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Humid with highs in the upper 80s. South winds 5 to 10 mph. Chance of rain 40 percent.

Monday Night

Partly cloudy with a 20 percent chance of showers and thunderstorms. Humid with lows in the lower 70s. South winds around 5 mph.

Tuesday

Mostly sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. South winds 5 to 10 mph.

Tuesday Night

Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s.

Wednesday

Sunny. Highs in the mid 90s.

Wednesday Night

Mostly clear. Lows in the mid 70s.

Thursday

Sunny. Highs in the mid 90s.