IDY21020 40:2:1:04:55S075E35095:11:00 SECURITE High Seas Weather Warning for METAREA 10 Issued by the Australian Government Bureau of Meteorology, BNOC At 1826UTC 21 February 2017 GALE WARNING FOR WESTERN AND SOUTHEASTERN AREAS PLEASE BE AWARE Wind gusts can be a further 40 percent stronger than the averages given here, and maximum waves may be up to twice the height. SITUATION AT 1800UTC Vigorous westerly flow associated with a series of cold fronts over the Southern Ocean. Main front 48S085E 50S098E, forecast 47S096E 50S109E at 220000UTC, 45S106E 50S118E at 220600UTC, 44S116E 50S124E at 221200UTC and 45S125E 50S130E at 221800UTC. AREA AFFECTED Bounded by 50S099E 45S107E 45S130E 50S135E 50S099E. FORECAST Westerly quarter winds 30/40 knots, tending northwesterly quarter throughout area east of front after 220000UTC. Winds turning southwesterly quarter 30/40 knots west of front. Rough to very rough seas. Moderate swell increasing to heavy from west.