Spine-tingling Surface Conditions Stunning Subsurface View Reef Diving. 61 F top air temperature today and North winds made surface conditions give you chill bumps. Subsurface on the reef was perfectly pleasant with 74.5 F water temperature. Inst. Holly guided our certified divers and Inst. David taught PADI OW 1 & 2. We give thanks to Amoray Dive Resort for the boarding pass seats on their boat today.