Hochriss

Hochriss are rifts to the Elemental Plane of Air. The temporary Hochriss open up for severe weather patterns such as straightline wind gales and thunderstorms. The only known permanent ones exist miles above the ground, and of the four known on Seaudyr, three have active wizard's towers reaching up to them. Small villages typically don't exist nearby because of the prevalence of tornadoes in the area.
They are difficult to identify due to their altitude, but when they are found, cartographers mark their presence with a

Manifestation

Hochriss are invisible. They sometimes accumulate clouds in their vicinity, but the breach itself cannot be seen.