Ice quakes are real and terrifying.
Frost quake on roof.
What the heck is a frost quake.
More about ice quakes ice booms.
Heard a big boom during a polar vortex.
Ice refreezing on the roof ice that forms or refreezes on your roof can make booms and loud cracking sounds as the ice expands under the layer of ice already there.
While the noise may be alarming this normally doesn t cause any damage to your roof.
The booms that have been heard around the gta could be a result of a frost quake but it could be something else.
Phillips says a frost quake could crack the ground and cause it to shake feeling very similar to an earthquake.