A pretty rare phenomenon was seen over Western Washington on Wednesday and several KIRO 7 viewers sent us photos. Fallstreaks, often called “hole punch clouds,” occur when conditions in a mid-or-high ...

For more than 50 years it has been known that aircraft can punch large holes or carve out canals inside clouds as they pass through them – but no-one had been able to explain exactly why this happens.

Airplanes may alter the weather around airports to a small degree by punching holes in clouds and even causing snow or rain, a new study indicates. Looking at weather data from seven airports located ...

Fallstreak holes are a cloud formation that occurs as gaps in mid or high level cloud layers. Below them, trails of ice crystals dangle. In order for a fallstreak hole to form, the cloud layer must be ...