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.
Frost quake on roof.
Phillips says a frost quake could crack the ground and cause it to shake feeling very similar to an earthquake.
Earthquake canada says it was a frost quake.
While the noise may be alarming this normally doesn t cause any damage to your roof.
Residents around the gta reported hearing a loud bang in the middle of the night friday jan.
What the heck is a frost quake.
He says a similar event can also happen when water collects on flat roofs.
Ice quakes are real and terrifying.