WOAA47 NZKL 290614 ICE ACCRETION WARNING 423 THIS AFFECTS OCEAN AREA: SOUTHERN AT 290600UTC OVER WATERS NORTH OF ICE EDGE. IN AN AREA BOUNDED BY 73S 162E 67S 163E 71S 167W 77S 172W 73S 162E: HEAVY ICE ACCRETION. ICE ACCRETION AREA SLOW MOVING. THIS WARNING CANCELS AND REPLACES WARNING 419.=