Pepco says its brought in hundreds of outside crews to restore power in the wake of Hurricane Irene.

Many coastal communities have ordered mandatory evacuations and emergency service personnel have been mobilized as the region prepares for Hurricane Irene. Gov. Bob McDonnell (R-Va.) is warning Irene could be as bad—if not worse—than Hurricane Isabel eight years ago.

Old Town Alexandria often sees the worst flooding during and after major storms.

Hurricane Irene is forecasted to move over the Washington, D.C. metro region late Saturday night and into early Sunday morning. Officials in the District handed sandbags to residents at RFK Stadium in anticipation of the storm's arrival.

Weather conditions in Ocean City are deteriorating rapidly as Hurricane Irene hits North Carolina and moves up the coast. But these conditions are just the beginning of what could be the most powerful storm to ever hit the resort.