Bulletinset for METAREA 10 Edition date (UTC): 2026-04-21 19:30:09 ============================ HIGH SEAS FORECAST WESTERN ============================ FQAU23 AMMC 210900 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 21 April 2026 Part 1 Warnings Refer to latest warnings for boundary of affected area and type of weather system. Melbourne Storm Force Wind Warning 5. Melbourne Gale Warning 9. Melbourne Gale Warning 10. Part 2 Situation at 210600 UTC Cold front [1] 29S127E 38S131E to low 985hPa near 45S126E. Forecast 35S139E 46S139E to low 977hPa near 50S131E at 212100UTC, then out of influence on area. Ridge 32S111E 50S119E. East of area by 220600UTC. Cold front [2] 36S080E 40S095E 50S108E. Forecast 27S104E 50S124E at 221200UTC. Cold front [3] approaching from west, forecast 40S087E 47S096E 52S097E at 221200UTC. Part 3 Forecast Refer to latest warnings for details of the area affected. South of line 41S080E 29S091E 29S109E 36S129E, outside warning areas: Northerly quarter winds east of front [1], shifting southwest quarter east of ridge, northwest quarter east of front [2], southwest quarter west of front [2] and westerly quarter within 300nm east of, and west of front [3]. Clockwise within 300nm of low. Wind speeds 20/33 knots. Moderate to rough seas. Moderate to heavy swell. Remainder: Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell. Rain areas, scattered showers and isolated thunderstorms mostly within 240nm of fronts, and within 300nm 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 21:00 UTC Tuesday. ============================ HIGH SEAS FORECAST SOUTH-EASTERN ============================ FQAU22 AMMC 210900 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 1100 UTC 21 April 2026 Part 1 Warnings Refer to latest warnings for boundary of affected area and type of weather system. Melbourne Storm Force Wind Warning 5. Part 2 Situation at 210600 UTC Cold front 29S127E 38S131E to low 985hPa near 45S126E. Forecast 35S139E 46S139E to low 977hPa near 50S131E at 212100UTC and 40S148E 50S148E to low 975hPa near 56S139E at 221200UTC. Part 3 Forecast Refer to latest warnings for details of the area affected. Within area enclosed by 46S160E 40S155E 32S154E 31S159E 41S163E: Southerly quarter winds reaching 20/30 knots until 220000UTC. Moderate to rough seas. Moderate to heavy swell. South of line 36S129E 41S148E 50S157E, outside warning area: Northerly quarter winds east of front, shifting westerly quarter west of front and turning clockwise within 300nm of low. Wind speeds 20/33 knots. Moderate to rough seas. Moderate to heavy swell. Remainder: Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell. Rain areas, scattered showers and isolated thunderstorms mostly within 240nm of front and within 300nm 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 21:00 UTC Tuesday. ============================ HIGH SEAS FORECAST NORTH-EASTERN ============================ FQAU20 AMMC 210900 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 1100 UTC 21 April 2026 Part 1 Warnings Nil. Part 2 Situation at 210600 UTC Trough near 06S154E 19S170E. Forecast 04S150E 10S158E 16S170E at 221200UTC. Part 3 Forecast Within area enclosed by 09S142E 08S145E 15S160E 17S160E 23S151E: Southeast quarter winds 15/25 knots, reaching 30 knots within 90nm of Queensland coast between 11S and 15S. Moderate to rough seas. Low to moderate swell. Remainder: Winds not exceeding 20 knots. Slight to moderate seas. Low swell, increasing to moderate east of 155E south from 20S. Rain areas, scattered showers, and isolated thunderstorms mainly north of 20S. Heavy at times within 90nm of trough. 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 Tuesday. ============================ HIGH SEAS FORECAST NORTHERN ============================ FQAU21 AMMC 210815 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 1100 UTC 21 APRIL 2026 PART 1 WARNINGS NIL. PART 2 SITUATION AT 210600 UTC TROUGH NEAR 07S113E 13S117E. FORECAST 07S109E 11S109E 14S111E AT 221200UTC. PART 3 FORECAST OVER THE GULF OF CARPENTARIA: SOUTHEAST 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 05S/INDONESIA AND WEST FROM 115E. RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGHOUT AREA. HEAVY AT TIMES WITHIN 120NM OF TROUGH. 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 20:15 UTC TUESDAY.=