TODAY | September 13, 2013
>> devastation. new concerns tied to that deadly flooding out in colorado . police calling on thousands more to evacuate overnight. we have joe in boulder. joe, good morning to you.
>> good morning, matt. following a nerve racking evening filled with more blood warnings and evacuations. roads like this are still a common site make it hard to get around throughout the region. so far, at least three people died in colorado and the dangers are not over.
>> overnight sirens in downtown boulder warn residents to move to higher ground as flood waters continue to rise. and in commerce city near denver, a mandatory neighborhood evaluations moet havetivated a dam could break at any time. there's record breaking rainfall. in some spots, nearly a foot in less than two days. flooding roads and cutting off entire communities. in the town of lafayette, three cars plunged into the waters when the creek took out a bridge. rescue crews feared the worse trying to flip an upside down car partially submerged for at least an hour until they hear the man inside pound on the floorboard.
>> never in my 38 year career have i seen something so dramatic that we thought somebody for sure was going to be expired in that car and he survived it. it's quite a miracle.
>> reporter: in boulder's foothills, even higher ground isn't safe with downward surging water and free falling mud which slid into gary chamber's house.
>> we heard a horrendous thundering noise in the mountain. we didn't know which way to run.
>> reporter: last week the tiny creek outside his home was dry and now it's strong enough to chew through his drive way.
>> let's go. water going up to the bridge. we'll be stuck here.
>> reporter: up the road, neighbors grab their cat and flee as the flood waters threaten the drive way and more.
>> the bank is eroding and the house could be in jeopardy.
>> reporter: nature is what brought so many to this area. now it's what's keeping them away.
>> colorado has called in the national guard to help and the president has approved federal disaster assistance. still, you can expect a lot of businesses here to remain closed today including the university of colorado . matt and savannah.