Category: initiate
Path: elemental shadows
School: transmutation [air or water]
Level: shadowcaster 5
Range: 40 ft./level or long (400 ft. + 40 ft./level); see text
Area: 40 ft./level radius cylinder 40 ft. high or water in a volume of 10 ft./level by 10 ft./level by 2 ft./level (S); see text
Duration: 10 minutes/level (D)
Saving Throw: Fortitude negates or none; see text
Spell Resistance: no

This mystery functions like the spell control winds (Core Rulebook, pg. 261) or control water (Core Rulebook, pg. 260). You decide which version to use at the time of casting.