Bulletinset for METAREA 10 Edition date (UTC): 2026-08-22 16:28:08 ============================ HIGH SEAS FORECAST NORTH-EASTERN ============================ FQAU20 AMMC 220900 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 22 August 2026 Part 1 Warnings Nil. Part 2 Situation at 220600 UTC Trough EQ159E to low 1008hPa near 07S162E to 13S170E. Forecast EQ155E to low 1012hPa near 07S160E to 12S170E at 230000UTC. Part 3 Forecast Between lines EQ145E 07S146E 25S166E and EQ154E 06S157E 13S170E: Southeasterly quarter winds 20/30 knots. Moderate to rough seas. Low to moderate swell, decaying to low swell north of line 07S147E 04S155E. Remainder: Winds not exceeding 20 knots. Slight to moderate seas. Low to moderate swell. Rain areas, scattered showers and isolated thunderstorms mainly north of line 07S149E 20S170E, heavy at times within 120nm southwest 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 Saturday. ============================ HIGH SEAS FORECAST WESTERN ============================ FQAU23 AMMC 220900 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 22 August 2026 Part 1 Warnings Refer to latest warnings for boundary of affected area and type of weather system. Melbourne Storm Force Wind Warning 8. Melbourne Gale Warning 2. Melbourne Gale Warning 9. Part 2 Situation at 220600 UTC Cold front [1] 39S085E 46S093E to low [1] 972hPa near 50S086E. Forecast 42S103E 45S110E 48S108E to low [1] 995hPa near 48S105E at 230000UTC, cold front [1] weakening thereafter, and low [1] 1002hPa near 48S114E at 231200UTC. Cold front [2] 37S110E 49S118E. Forecast 42S126E 50S129E at 222100UTC and moving east of area thereafter. Forecast cold front [3] 34S079E 50S081E entering area from the west at 230000UTC and 32S089E 43S092E 50S085E at 231200UTC. Trough 12S090E 21S103E. Forecast slow moving Part 3 Forecast Refer to latest warnings for details of the area affected. South of line 30S080E 30S090E 38S102E 40S129E, outside warning areas: Westerly quarter winds, tending northwesterly quarter within 120nm east of cold fronts [1] and [2]. Winds becoming northerly quarter west of 083E by 221500UTC and within 300nm east of cold front [3] by 230000UTC. Wind speeds 20/33 knots. Rough to very rough seas. Moderate to heavy swell. Remainder: Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell, increasing to moderate to heavy south of 30S. Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of fronts. Heavy at times within 60nm 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 Saturday. ============================ HIGH SEAS FORECAST SOUTH-EASTERN ============================ FQAU22 AMMC 220900 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 22 August 2026 Part 1 Warnings Refer to latest warnings for details of the area affected. Melbourne Gale Warning 4. Melbourne Gale Warning 10. Part 2 Situation at 220600 UTC Cold front [1] 36S159E to low 968hPa near 48S158E. Forecast moving east of area 36S162E 41S166E to low 982hPa near 49S164E at 221200UTC. Forecast trough entering area from the west 43S129E 50S135E at 230000UTC and 44S138E 50S144E at 231200UTC. Part 3 Forecast Refer to latest warnings for details of the area affected. South of line 40S129E 41S138E 33S158E 36S166E, outside of warning areas: Westerly quarter winds, shifting northwesterly quarter east of cold front [1] and within 360nm east of trough. Wind speeds 20/33 knots. Rough to very rough seas. Moderate to heavy swell. Remainder: Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell, increasing to heavy swell south of line 40S146E 36S139E 35S129E. Rain areas, scattered showers and isolated thunderstorms mainly within 180nm of front and trough and within 120nm of line 25S155E 29S158E. Heavy at times within 60nm of lines 25S155E 29S158E and 27S159E 29S162E. 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 Saturday. ============================ HIGH SEAS FORECAST NORTHERN ============================ FQAU21 AMMC 220815 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 22 AUGUST 2026 PART 1 WARNINGS NIL. PART 2 SITUATION AT 220600 UTC NIL SIGNIFICANT FEATURES. PART 3 FORECAST NORTH OF LINE 11S142E 10S106E 12S101E: SOUTHEASTERLY QUARTER WINDS 15/25 KNOTS. MODERATE TO ROUGH SEAS. LOW SWELL, INCREASING TO LOW TO MODERATE SWELL WEST OF LINE EQ098E 07S106E 09S122E 12S123E. REMAINDER: WINDS NOT EXCEEDING 20 KNOTS. SLIGHT TO MODERATE SEAS. LOW TO MODERATE SWELL. RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS MAINLY WEST OF LINE 09S090E 12S095E AND NORTH OF LINE 01S093E 05S103E. 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 SATURDAY.=