As of Sunday evening, more than 2.1 million people were under flood watch across Texas, including the Houston area, Xinhua news agency reported.

Thousands of people have been displaced, and an estimated 1,000 people, including hundreds of pets, have been rescued from flooded homes and roads since last week.

National Weather Service meteorologist Matt Staley said the storm dropped 9 inches (23 cm) of rain in six to eight hours Sunday from central Texas north to the Dallas-Fort Worth area.

Near Fort Worth in northern Texas, a five-year-old boy died when the vehicle carrying him and two adults became stuck in rapidly rising floodwaters, local officials said. Two adults were successfully rescued.Hours later, the Houston Police Department said on social media that two Trappe women were rescued from flooding, and one of them was taken to a nearby hospital.

The massive storm caused more damage than just flooding neighborhoods and streets, the Houston Chronicle reports. A tree struck by lightning fell into the garage of a home in northwest Houston, causing a fire. When FIR officers arrived, they found the garage engulfed in flames.

Many school districts were forced to close last week, and some have said the closures will continue.Due to the storm and flooding, the final round of the 2024 Insperity Invitational, held in Houston this weekend, a golf tournament as part of the PGA Tour Champions, was canceled this weekend, the PGA Tour Champions Rules Committee said in a statement.

Hundreds of flights were delayed or canceled at two major Houston airports, George Bush Intercontinental Airport and Hobby Airport, due to the storm. Both airports advised on social media that there would be further delays.

Houston city officials said the area received nearly four months' worth of rain in just one week. Additional rain is expected in the coming days.

State officials have urged residents to remain vigilant and take necessary steps to prevent themselves from getting into dangerous situations.