@rennaissance: "Fallstreak holes are cloud formations that occurs as gaps in mid or high level cloud layers with trails of ice crystals dangling below. In order for a fallstreak hole to form, the cloud layer must be composed of supercooled droplets (liquid water), despite the temperatures at cloud level being well below 0°C. When one region of the cloud begins to freeze, the fallstreak hole forms. This begins aPokaż całość