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.

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

Extended Forecast for

Van Alstyne TX

Flood Watch July 13, 12:16pm until July 13, 07:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch July 13, 12:16pm until July 13, 07:00pm
NOW until 7:00pm Sun
Flood Watch
This Afternoon
High: 85 °F
Chance
T-storms
Tonight
Low: 71 °F
Chance
T-storms then
Chance
Showers
Monday
High: 88 °F
Chance
T-storms
Monday Night
Low: 73 °F
Partly Cloudy
Tuesday
High: 91 °F
Mostly Sunny
then Slight
Chance
T-storms
Tuesday Night
Low: 75 °F
Partly Cloudy
Wednesday
High: 93 °F
Mostly Sunny
Wednesday Night
Low: 75 °F
Partly Cloudy

Detailed Forecast

This Afternoon

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind 5 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

A 40 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 71. South wind around 5 mph becoming calm in the evening.

Monday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Heat index values as high as 99. Southwest wind around 5 mph.

Monday Night

Partly cloudy, with a low around 73. South wind around 5 mph.

Tuesday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. South wind 5 to 10 mph.

Tuesday Night

Partly cloudy, with a low around 75. South wind 5 to 10 mph.

Wednesday

Mostly sunny, with a high near 93. South wind around 10 mph, with gusts as high as 20 mph.

Wednesday Night

Partly cloudy, with a low around 75. South wind 5 to 10 mph.