WOAA47 NZKL 171849 ICE ACCRETION WARNING 298 THIS AFFECTS OCEAN AREA: SOUTHERN AT 171800UTC OVER WATERS NORTH OF ICE EDGE. IN AN AREA BOUNDED BY 61S 167W 61S 158W 64S 155W 64S 168W 61S 167W: HEAVY ICE ACCRETION EASING NEXT 6 HOURS. ICE ACCRETION AREA MOVING EAST 10KT. THIS WARNING CANCELS AND REPLACES WARNING 293.=