****0000000309**** WOAA47 NZKL 230018 ICE ACCRETION WARNING 319 THIS AFFECTS OCEAN AREA: SOUTHERN AT 230000UTC OVER WATERS NORTH OF ICE EDGE. IN AN AREA BOUNDED BY 70S 161W 78S 180 73S 172E 70S 177W 70S 161W: HEAVY ICE ACCRETION. ICE ACCRETION AREA SLOW MOVING. THIS WARNING CANCELS AND REPLACES WARNING 316.