WOAA47 NZKL 250617 ICE ACCRETION WARNING 578 THIS AFFECTS OCEAN AREA: SOUTHERN AT 250600UTC OVER WATERS NORTH OF ICE EDGE. IN AN AREA BOUNDED BY 64S 154W 65S 136W 68S 132W 67S 156W 64S 154W: HEAVY ICE ACCRETION. ICE ACCRETION AREA SLOW MOVING. THIS WARNING CANCELS AND REPLACES WARNING 572.