Houston weather shifts from sunny skies on Wednesday to storms carrying a serious flood risk, with heavier rainfall arriving by Thursday evening.

Weather forecasts sometimes warn of storms that can unleash rains so unusual that they are described as 100-year or even 500-year floods.

Flash flood warnings are in place, and street flooding is possible for portions of southeast Texas. Heavy rainfall is expected, so be sure to drive with caution. Cars in

Gov. Greg Abbott directed the Texas Division of Emergency Management to get state resources ready as strong storms moved through the state.

Severe flooding swept through South Texas and border cities in Mexico on Thursday, as half a year's rainfall drenched the region in less than two days. And more rain is coming. Thunderstorms brought 10 to 15 inches of rain to parts of Texas,

A large part of South Texas is reeling from life-threatening flooding that began overnight and continued into Friday morning.

A South Texas man and an undocumented Mexican national have been arrested after a human smuggling attempt left a woman and a 14-year-old child dead.

A disturbance is moving through the area, bringing increased rain and storm chances, with the heaviest rain expected in areas south of I-10, with rates potentially exceeding 1 inch per hour.

Forecasters are warning of potentially deadly flash flooding and strong tornadoes as more rounds of thunderstorms are poised to strike parts of the Midwest and South.