WOAA47 NZKL 100613 ICE ACCRETION WARNING 147 THIS AFFECTS OCEAN AREA: SOUTHERN AT 100600UTC OVER WATERS NORTH OF ICE EDGE. IN AN AREA BOUNDED BY 68S 139W 64S 136W 67S 117W 72S 116W 68S 139W: HEAVY ICE ACCRETION. ICE ACCRETION AREA MOVING EASTSOUTHEAST 20KT. THIS WARNING CANCELS AND REPLACES WARNING 143.=