Severe storms moved across the Houston area early Tuesday morning, prompting watches and warnings and knocking out power to thousands.

A massive supercell thunderstorm, which left behind a swath of hail damage and downed trees as it rolled through Austin early Wednesday evening, had social media users speculating about whether it produced a derecho like the one that struck Houston last year.

Severe weather over the last 24 hours has caused thousands of power outages across Austin. Hundreds of linemen are headed to Austin to help restore service to those that are still in the dark. A blackout in the city of Austin was caused by powerful storms,