FQAU23 AMMC 090900 IDY10220 SECURITE High Seas Forecast for Western METAREA 10 12S TO 30S BETWEEN 90E AND 125E, AND 30S TO 50S BETWEEN 80E AND 129E Issued by the Australian Government Bureau of Meteorology For 24 hours commencing 1100 UTC 9 April 2026 Part 1 Warnings Refer to latest warnings for boundary of affected area and type of weather system. Melbourne Gale Warning 3. Melbourne Gale Warning 4. Part 2 Situation at 090600 UTC Trough [1] 30S072E 50S092E. Forecast trough [1] 30S087E 39S096E 50S099E 59S106E at 101200UTC. Part 3 Forecast Refer to latest warnings for details of the area affected. West of line 38S080E 50S086E: Northwesterly quarter winds 20/25 knots, increasing to 25/30 knots after 100600UTC. Moderate to rough seas, rising to very rough seas. Moderate to heavy swell. Area bounded by lines 30S080E 33S080E 50S094E and 30S082E 40S102E 50S103E: Northerly quarter winds shifting westerly quarter west of trough. Wind speeds 20/30 knots within 180nm east of trough and 120nm west of trough, below 25 knots elsewhere. Moderate to rough seas, rough to very rough within 180nm of trough. Low to moderate swell. East of line 50S114E 42S117E 33S129E, outside of warning areas.: Southwesterly quarter winds. Wind speeds 25/33 knots initially throughout, easing below 25 knots west of 120E by 100000UTC, and west of 123E by 101200UTC. Rough to very rough seas. Moderate to heavy swell. Remainder: Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell. Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of trough, north of line 17S090E 17S114E, and south of line 30S080E 30S099E 41S115E 32S129E. Visibility reducing below 2nm in precipitation. 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. WEATHER MELBOURNE The next routine forecast will be issued at 21:00 UTC Thursday.