Flash freeze at Philly fire

Philadelphia firefighters work the scene of an overnight blaze in west Philadelphia, Monday Feb. 16, 2015.

Icicles hang from where the water from their hoses froze. Bone-chilling, single digit temperatures have gripped the region.

Fire scene freezes over

Aerial footage shows the scene in West Philadelphia where firefighters battled a blaze in single digit temperatures.

Fire scene freezes over

A Philadelphia firefighter stands near an ice-encased vehicle as he works the scene of an overnight blaze in west Philadelphia, Monday, Feb. 16, 2015.

Fire scene freezes over

Aerial footage shows the scene in West Philadelphia where firefighters battled a blaze in single digit temperatures.

Fire scene freezes over

Ice encases a traffic light from the water used to fight a fire near the scene of an overnight blaze in west Philadelphia Monday Feb. 16, 2015.

Fire scene freezes over

Ice encases a traffic light and two fire fighting ladders, formed from the water used to fight a fire, near the scene of an overnight blaze in west Philadelphia Monday Feb. 16, 2015.

Fire scene freezes over

A Philadelphia firefighter works the scene of an overnight blaze in west Philadelphia, Monday Feb. 16, 2015.  Ice formed where the water from the fire hoses froze due to bone-chilling, single digit temperatures that have gripped the region.

Fire scene freezes over

Aerial footage shows the scene in West Philadelphia where firefighters battled a blaze in single digit temperatures.