IDY21020 40:2:1:04:55S125E35050:01:00 SECURITE High Seas Weather Warning for METAREA 10 Issued by the Australian Government Bureau of Meteorology, BNOC At 1217UTC 17 September 2019 GALE WARNING FOR SOUTHEASTERN AREA 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. SITUATION AT 1200UTC Vigorous southeast flow associated with low pressure system to the north. AREA AFFECTED Bounded by 35S154E 34S155E 32S153E 34S151E 35S152E 35S154E. FORECAST Southeasterly quarter winds 30/40 knots easing below 34 knots after 180300UTC. Rough to very rough. Low to moderate swell.