IDY21030 40:2:1:04:70S100E35060:01:00 SECURITE High Seas Weather Warning for METAREA 10 Issued by the Australian Government Bureau of Meteorology At 0557UTC 22 October 2026 STORM FORCE WIND WARNING 4 FOR SOUTHERN AND SOUTHEASTERN AREAS SITUATION AT 220600UTC Vigorous clockwise flow around a low 954hPa near 56S132E. Forecast low 950hPa near 58S136E at 221200UTC, low 953hPa near 59S141E at 221800UTC, low 959hPa near 59S146E at 230000UTC and low 962hPa near 61S155E at 230600UTC. AREA AFFECTED Bounded by 48S129E 49S137E 56S160E 60S160E 61S152E 55S122E 50S126E 50S129E 48S129E. FORECAST Clockwise winds 34/47 knots within 600nm of the northern semicircle of low, contracting to within 480nm of low by 221200UTC. Winds increasing to 45/55 knots within 240nm of the northern quadrant of low, and easing below 47 knots by 221200UTC. Very rough to high seas, rising to very high seas in storm force winds. Moderate to heavy swell. 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 1300 UTC 22 October 2026