WOAA47 NZKL 211213 ICE ACCRETION WARNING 417 THIS AFFECTS OCEAN AREA: SOUTHERN AT 211200UTC OVER WATERS NORTH OF ICE EDGE. IN AN AREA BOUNDED BY 65S 174W 60S 168W 58S 146W 67S 130W 65S 174W: HEAVY ICE ACCRETION. ICE ACCRETION AREA SLOW MOVING. THIS WARNING CANCELS AND REPLACES WARNING 413.