C-FWXJ, a privately registered, float equipped Cessna A185E aircraft, was landing at Crooked Lake, ON. During the flare, it was reported that a violent wind shear occurred. The aircraft touched down in a nose-down attitude, the front of the floats dug into the water, and the aircraft flipped over. The aircraft was submerged, however was held afloat by the aircraft floats.
Both occupants were wearing inflatable personal flotation devices (PFD’s) and seat belts equipped with shoulder harnesses; both egressed the aircraft safely.
The pilot had previously received floatplane egress training.