Bulletinset for METAREA 10 Edition date (UTC): 2026-03-28 03:47:20 ============================ HIGH SEAS FORECAST WESTERN ============================ FQAU23 AMMC 272000 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 27 March 2026 Part 1 Warnings Refer to latest warnings for boundary of affected area and type of weather system. Final Hurricane Force Wind Warning issued by TCWC Melbourne for TC "Narelle". Melbourne Gale Warning 8. Melbourne Gale Warning 10. Part 2 Situation at 271800 UTC Tropical Cyclone "Narelle" 977hPa on land near 28S115E. Forecast weakening to Ex-TC "Narelle" 987hPa on land near 30S117E at 280000UTC, then Ex-TC "Narelle" 987hPa entering water from north near 35S121E at 281200UTC, and Ex-TC "Narelle" 990hPa near 39S124E at 290000UTC. Cold front 38S095E 44S102E to low [2] 1008hPa near 47S102E to warm front 50S113E. Forecast cold front 34S099E 38S106E 45S106E to low [2] 1001hPa near 46S103E to warm front 48S104E 50S110E at 281200UTC, then fronts weakening thereafter and just low [2] 1001hPa near 44S103E at 290000UTC. Trough [1] near 12S112E 21S118E. Forecast trough [1] near 12S108E 21S116E at 290000UTC. Trough [2] near 30S112E 36S112E 41S117E. Forecast trough [2] weakening near 36S112E 41S120E at 281200UTC. Part 3 Forecast Refer to latest warnings for details of the area affected: East of line 34S115E 41S115E, outside warning areas: Northeasterly quarter winds turning clockwise within 180nm of Ex-TC "Narelle". Wind speeds 20/33 knots, easing below 25 knots west of 121E by 290000UTC. Rough seas. Moderate to heavy swell. South of line 40S092E 37S103E 46S112E, outside warning areas: Southwesterly quarter winds shifting northeasterly quarter north of warm front and southeasterly quarter west of warm front. Clockwise winds within 420nm of low [2]. Wind speeds 20/33 knots. 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 360nm of Ex-TC "Narelle" and low [2], and within 180nm of troughs and fronts. Heavy at times within 60nm of Ex-TC "Narelle". 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 08:00 UTC Saturday. ============================ HIGH SEAS FORECAST SOUTH-EASTERN ============================ FQAU22 AMMC 272000 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 27 March 2026 Part 1 Warnings Refer to latest warnings for boundary of affected area and type of weather system. Melbourne Storm Force Wind Warning 6. Part 2 Situation at 271800 UTC Low 991hPa near 36S156E. Forecast low 998hPa exiting area to east near 41S163E at 290000UTC. Cold front [1] near 29S160E 36S162E 41S159E. Forecast front [1] exiting area to east near 35S164E 40S164E 42S161E at 280600UTC. Forecast cold front [2] developing near 48S130E 50S136E at 280000UTC, then front [2] near 46S150E 50S156E at 290000UTC. Trough [1] entering area from north near 25S160E 27S165E. Forecast trough [1] near 25S164E 33S165E at 281200UTC, then near 25S163E 31S168E 36S168E at 290000UTC. Forecast trough [2] entering area from west near 34S130E 38S129E at 290000UTC. Part 3 Forecast Refer to latest warnings for details of the area affected: East of line 30S153E 42S147E 45S160E, outside warning areas: Southerly quarter winds shifting northerly quarter east of front [1] and turning clockwise within 420nm of low. Wind speeds 25/33 knots initially throughout, then strong winds contracting just east of line 35S155E 45S155E by 290000UTC. Rough to very rough seas. Moderate to heavy swell. West of line 32S132E 38S132E 41S129E: Northeasterly quarter winds 20/30 knots developing from 281200UTC. Moderate to rough seas. Low to moderate swell. South of line 48S129E 46S148E 49S160E: Westerly quarter winds tending northwesterly quarter within 240nm east of front [2]. Wind speeds 20/30 knots. 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 43S. Rain areas, scattered showers and isolated thunderstorms mostly within 420nm of low, and within 180nm of troughs and fronts. Heavy at times within 300nm of low in southern semicircle, and within 180nm of trough [1] . 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 08:00 UTC Saturday. ============================ HIGH SEAS FORECAST NORTH-EASTERN ============================ FQAU20 AMMC 272000 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 27 March 2026 Part 1 Warnings Nil. Part 2 Situation at 271800 UTC Trough 09S144E to low [1] 1006hPa near 18S155E to 25S159E. Forecast trough 08S144E to low 1010hPa near 17S154E to 25S162E at 290000UTC. Low [2] 1006hPa near 06S168E. Forecast low [2] 1009hPa near 07S169E at 290000UTC. Part 3 Forecast South of line 18S146E 16S152E 20S161E: Southeasterly quarter winds west of trough shifting easterly quarter east of trough. Wind speeds 15/25 knots, easing below 20 knots east of trough. Moderate to rough seas. Low swell, increasing to low to moderate south of line 21S154E 21S161E. Remainder: Winds not exceeding 20 knots. Slight to moderate seas. Low swell, increasing to low to moderate south of line 21S161E 24S168E 17S170E. Rain areas, scattered showers, and isolated thunderstorms throughout most of area except south of line 11S143E 25S159E. Heavy at times within 180nm of trough and low [1]. 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 08:00 UTC Saturday. ============================ HIGH SEAS FORECAST NORTHERN ============================ FQAU21 AMMC 271915 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 27 MARCH 2026 PART 1 WARNINGS NIL PART 2 SITUATION AT 271800 UTC LOW 1008HPA NEAR 10S105E. FORECAST LOW 1009HPA NEAR 10S107E AT 290000UTC. TROUGH [1] NEAR EQ095E 05S095E 08S090E. FORECAST SLOW MOVING. TROUGH [2] NEAR 01S122E 08S139E. FORECAST NEAR STATIONARY. PART 3 FORECAST SOUTH OF LINE 13S136E 16S141E: SOUTHEASTERLY QUARTER WINDS. WIND SPEEDS 15/25 KNOTS INITIALLY, EASING BELOW 20 KNOTS FROM 280600UTC. 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 07S107E 09S119E. RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS MOSTLY WITHIN 300NM OF TROUGHS AND LOW, EXPANDING TO WITHIN 600NM OF LOW IN EASTERN QUADRANT. 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 07:15 UTC SATURDAY.=