309 WOAU18 AMMC 191818 IDY21070 40:2:1:04:70S100E35060:01:00 SECURITE High Seas Weather Warning for METAREA 10 Issued by the Australian Government Bureau of Meteorology At 1818UTC 19 November 2024 STORM FORCE WARNING FOR SOUTHERN AREA SITUATION AT 1800UTC Vigorous flow associated with low 964hPa near 61S111E, low 963hPa near 62S117E at 200000UTC, low 962hPa near 63S122E at 200600UTC, low 966hPa near 63S129E at 201200UTC, and low 968hPa near 63S138E at 201800UTC. AREA AFFECTED Bounded by 56S104E 53S111E 56S138E 60S147E 63S142E 63S111E 60S104E 56S104E. FORECAST Clockwise winds 34/47 knots within 480nm of low in the northwestern semicircle, becoming within 480nm of the northern semicircle of low after 200000UTC. Winds increasing to 45/55 knots within 240nm of the northwestern semicircle of low after 191800UTC. Very rough to high seas, rising to very high in storm force winds. Moderate to heavy swell. See also Melbourne Gale Warning 5. 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. The next alert will be issued by 0100 UTC 20 November 2024