IDY10250 SECURITE High Seas Forecast for Southern METAREA 10 SOUTHERN AREA: 50S80E TO 50S160E TO ICE EDGE Issued by the Australian Government Bureau of Meteorology For 24 hours commencing 2300 UTC 24 August 2026 Part 1 Warnings Refer to latest warnings for boundary of affected area and type of weather system. Melbourne Gale Warning 1. Melbourne Gale Warning 9. Part 2 Situation at 241800 UTC Low 967hPa near 50S101E. Forecast low 977hPa near 57S119E at 251800UTC and decaying thereafter. Cold front [1] 50S119E 53S107E. Forecast 50S135E 62S132E at 260000UTC. Ridge 62S117E 50S133E. Forecast 63S154E 50S151E at 260000UTC. Forecast cold front [2] entering from west near 50S084E 58S080E at 250600UTC, then near 50S098E 59S096E at 260000UTC. Part 3 Forecast Refer to latest warnings for details of the area affected. Whole area, outside warning areas: Westerly quarter winds, shifting northwesterly quarter east of ridge, turning clockwise within 300nm of low. Northerly quarter winds 240nm east of cold fronts tending, northwesterly quarter west of cold front [1] and westerly quarter west of cold front [2]. Wind speeds 20/33 knots, easing below 20 knots within 180nm of ridge. Moderate to rough seas. Moderate to heavy swell. Rain areas, scattered showers and isolated thunderstorms mainly within 240nm of fronts. Visibility reducing below 2nm in precipitation. Part 4 Ice edge Approximately 58S080E 59S100E 61S110E 63S130E 63S150E 62S160E. 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 09:00 UTC Tuesday.