At least 24 people are dead after heavy rain lashed Texas, leading to "catastrophic" flooding.Texas Gov. Greg Abbott said emergency responders remained in a search and rescue posture, hours after the flooding along the Guadalupe River inundated nearby areas.

Teams conducted dozens of rescues, and the emergency response continued as an unknown number of people remained unaccounted for.

Widespread rainfall of 4 to 6 inches, with some reports of over 10 inches, has fallen since Thursday evening, prompting multiple flash flood emergencies.