Blast Vegas

Blast Vegas is a 2013 made-for-television supernatural disaster film about an Egyptian sandstorm curse that destroys Las Vegas, Nevada. It first aired on the Syfy channel on July 18, 2013, and stars Frankie Muniz, Barry Bostwick, and Maggie Castle.
Premise.
Frat brothers head to Las Vegas for spring break. When one of them steals an ancient Egyptian sword on display in a casino, they unwittingly release a curse that invokes a disastrous sandstorm in Las Vegas. This city is slowly being destroyed while Nelson (Frankie Muniz) and his girlfriend Olive (Maggie Castle), along with Sal (Barry Bostwick) race to remove the curse and calm the storm.