WOAA47 NZKL 051239 ICE ACCRETION WARNING 096 THIS AFFECTS OCEAN AREA: SOUTHERN AT 051200UTC OVER WATERS NORTH OF ICE EDGE. IN AN AREA BOUNDED BY 69S 175E 66S 180 63S 154W 69S 139W 69S 175E: HEAVY ICE ACCRETION. ICE ACCRETION AREA MOVING EAST 10KT. THIS WARNING CANCELS AND REPLACES WARNING 091.