IDY21080 40:2:1:04:70S075E35060:01:00 SECURITE High Seas Weather Warning for METAREA 10 Issued by the Australian Government Bureau of Meteorology At 1921UTC 18 September 2026 CANCELLATION OF GALE WARNING 9 FOR SOUTHERN AREA SITUATION AT 181800UTC Gales now covered by Melbourne Gale Warning 12. AREA AFFECTED Bounded by 60S085E 60S103E 50S103E 54S085E 60S085E. FORECAST Gales now covered by Melbourne Gale Warning 12. PLEASE BE AWARE Wind and wave forecasts are averages. Wind gusts can be 40 per cent stronger than the forecast, and stronger still in squalls and thunderstorms. Maximum waves can be twice the forecast height. No further alerts will be issued for this event.