IDY21000 40:2:1:04:70S075E35060:01:00 SECURITE High Seas Weather Warning for METAREA 10 Issued by the Australian Government Bureau of Meteorology, BNOC At 1800UTC 19 February 2019 GALE WARNING FOR SOUTHERN AREA 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 trough near 50S094E 55S095E at 191800UTC and 51S099E 55S100E at 200000UTC. AREA AFFECTED Bounded by 54S093E 54S104E 52S103E 52S092E 54S093E. FORECAST Westerly quarter winds 30/40 knots within 180nm of trough. Winds easing below 34 knots throughout area by 200300UTC. Rough to very rough seas. Moderate to heavy swell.