Bulletinset for METAREA 10 Edition date (UTC): 2026-06-23 02:08:59 ============================ HIGH SEAS FORECAST WESTERN ============================ FQAU23 AMMC 222100 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 2300 UTC 22 June 2026 Part 1 Warnings Refer to latest warnings for boundary of affected area and type of weather system. Melbourne Gale Warning 1. Part 2 Situation at 221800 UTC Cold front [1] 42S080E 50S081E. Forecast near 41S096E 50S111E at 240000UTC. Cold front [2] west of area near 22S075E 30S078E to low 1008hPa near 34S075E. Forecast cold front [2] 27S090E to low 1004hPa near 37S092E at 240000UTC. Cold front [3] 41S113E 50S119E. Forecast 39S118E 50S129E at 230900UTC and then weakening. Part 3 Forecast Refer to latest warnings for details of the area affected. South of line 41S080E 40S095E 47S129E, outside of warning area: Northwesterly quarter winds shifting westerly quarter west of cold front [1]. Wind speeds 20/33 knots. Rough to very rough seas. Moderate to heavy swell. West of line 30S092E 36S092E 40S082E: Northerly quarter winds east of cold front [2], shifting southerly quarter west of cold front [2], and turning clockwise within 360nm of low. Wind speeds 20/33 knots. Rough to very rough seas. Low to moderate swell. Remainder: Winds not exceeding 25 knots. Rough to very rough seas. Low to moderate swell. Rain areas, scattered showers and isolated thunderstorms mostly north of line 30S091E 13S125E, within 180nm of fronts, and 300nm of low. Heavy at times within 60nm of low. 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 09:00 UTC Tuesday. ============================ HIGH SEAS FORECAST NORTH-EASTERN ============================ FQAU20 AMMC 222100 IDY10230 SECURITE High Seas Forecast for North Eastern METAREA 10 NORTHEASTERN AREA: EQUATOR TO 25S, 142E TO 170E Issued by the Australian Government Bureau of Meteorology For 24 hours commencing 2300 UTC 22 June 2026 Part 1 Warnings Nil. Part 2 Situation at 221800 UTC Trough near 03S170E 03S156E, forecast to be slow moving. Part 3 Forecast South of line 16S162E 01S142E: Southeasterly quarter winds 15/25 knots, reaching up to 30 knots at times west of line 12S147E 15S147E. Moderate to rough seas. Low to moderate swell. Remainder: Winds not exceeding 20 knots. Slight to moderate seas. Low swell, increasing to low to moderate swell east of line 02S162E 11S162E. Isolated showers throughout area. Scattered showers and isolated thunderstorms north of line 10S142E 13S154E 07S170E. 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 09:00 UTC Tuesday. ============================ HIGH SEAS FORECAST SOUTH-EASTERN ============================ FQAU22 AMMC 222100 IDY10210 SECURITE High Seas Forecast for South Eastern METAREA 10 SOUTH EASTERN AREA: COAST AT 25S TO 25S170E TO 29S170E TO 45S160E TO 50S160E TO 50S129E TO COAST AT 129E Issued by the Australian Government Bureau of Meteorology For 24 hours commencing 2300 UTC 22 June 2026 Part 1 Warnings Nil Part 2 Situation at 221800 UTC Cold front 44S147E 50S156E. Forecast 43S158E 50S163E at 230600UTC and then moving east of the area. Trough [1] 27S162E to low 1008hPa near 34S163E. Forecast25S168E 33S168E to low 1001hPa near35S166E at 230600UTC and then moving east of the area. Trough [2] 36S129E 44S146E. Forecast 39S138E 40S145E at 240000UTC. Part 3 Forecast South of line 47S129E 44S160E: Northwesterly quarter winds, shifting southwesterly quarter within 480nm west of cold front. Wind speeds 20/33 knots. Rough seas. Moderate to heavy swell. Within 300nm of low: Clockwise winds. Wind speeds 20/33 knots, developing after 221500UTC. Moderate to rough seas. Low to moderate swell. Remainder: Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell. Rain areas, scattered showers and isolated thunderstorms mainly within 240nm of lows and 180nm of cold front and troughs. 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 09:00 UTC Tuesday. ============================ HIGH SEAS FORECAST NORTHERN ============================ FQAU21 AMMC 222015 40:2:1:31:11:01:00 IDY10240 SECURITE HIGH SEAS FORECAST FOR NORTHERN METAREA 8/10/11 NORTHERN AREA: EQUATOR TO 12S, 90E TO 142E AND SOUTHWARD TO COAST, 125E TO 142E ISSUED BY THE AUSTRALIAN GOVERNMENT BUREAU OF METEOROLOGY FOR 24 HOURS COMMENCING 2300 UTC 22 JUNE 2026 PART 1 WARNINGS NIL. PART 2 SITUATION AT 221800 UTC SOUTHEASTERLY TRADE FLOW. PART 3 FORECAST SOUTH OF LINE 06S127E 06S142E: SOUTHEASTERLY QUARTER WINDS 15/25 KNOTS. MODERATE TO ROUGH SEAS. LOW SWELL. REMAINDER: WINDS NOT EXCEEDING 20 KNOTS. SLIGHT TO MODERATE SEAS. LOW SWELL, INCREASING TO LOW TO MODERATE SOUTH OF LINE 07S090E 09S117E. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGHOUT AREA. 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 08:15 UTC TUESDAY.=