Bulletinset for METAREA 10 Edition date (UTC): 2026-04-26 20:31:18 ============================ HIGH SEAS FORECAST NORTHERN ============================ FQAU21 AMMC 262015 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 26 APRIL 2026 PART 1 WARNINGS NIL. PART 2 SITUATION AT 261800 UTC NIL. PART 3 FORECAST WHOLE OF AREA: WINDS NOT EXCEEDING 20 KNOTS. SLIGHT TO MODERATE SEAS. LOW SWELL, INCREASING TO LOW TO MODERATE SOUTH OF 10S090E 07S103E 09S118E. RAIN AREAS, 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 MONDAY.= ============================ HIGH SEAS FORECAST SOUTH-EASTERN ============================ FQAU22 AMMC 260900 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 26 April 2026 Part 1 Warnings Refer to latest warnings for boundary of affected area and type of weather system. Melbourne Gale Warning 4. Part 2 Situation at 260600 UTC Trough [1] 42S133E 50S140E. Forecast trough [1] 49S149E 50S150E at 261800UTC and easing thereafter. Trough [2] 44S145E 47S150E. Forecast trough [2] exiting to the east near 47S159E 49S163E at 270000UTC. Forecast cold front west of area near 42S110E 50S119E at 261200UTC, and 43S125E 50S138E at 271200UTC. Part 3 Forecast Refer to latest warnings for details of the area affected. South of line 42S129E 44S140E 50S145E, outside of warning area: Northwesterly quarter winds shifting westerly quarter west of cold front. Wind speeds 20/25 knots, increasing to 25/33 knots within 840nm east of cold front. Moderate to 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 line 42S129E 43S132E. Rain areas, scattered showers and isolated thunderstorms mostly within 120nm of front and troughs, and north of 31S. 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 Sunday. ============================ HIGH SEAS FORECAST WESTERN ============================ FQAU23 AMMC 260900 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 26 April 2026 Part 1 Warnings Refer to latest warnings for boundary of affected area and type of weather system. Melbourne Gale Warning 4. Melbourne Gale Warning 5. Melbourne Gale Warning 8. Part 2 Situation at 260600 UTC Cold front [1] 36S088E 43S101E 50S108E. Forecast cold front [1] 37S116E 50S138E at 271200UTC. Low [1] 1017hPa near 36S087E. Forecast low [1] 1019hPa near 36S087E at 271200UTC. Trough [1] 14S104E to low [2] 1007hPa near 21S107E to trough [1] 24S109E. Forecast trough [1] 19S111E to low [2] 1010hPa near 26S111E to trough [1] 30S115E at 271200UTC. Trough [2] entering from the southwest near 49S082E 53S082E. Forecast trough [2] 44S114E 50S112E at 271200UTC. Forecast warm front entering from the southwest near 50S080E 53S072E at 261800UTC, and warm front 47S100E 50S099E at 271200UTC. Part 3 Forecast Refer to latest warnings for details of the area affected. South of line 42S080E 40S112E 42S129E, outside warning areas: Westerly quarter winds shifting northwesterly quarter east of cold front and within 60nm east of warm front. Wind speeds 20/33 knots. Moderate to rough seas. Moderate to heavy swell. Within 240nm of the southwestern quarter of low [2]: Clockwise winds 25/30 knots developing after 270600UTC. 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 line 36S080E 35S112E 41S129E. Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of fronts/troughs, within 240nm of lows, and area bounded by line 25S101E 37S116E 37S122E and Australia. Heavy at times within 120nm of low [2]. 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 Sunday. ============================ HIGH SEAS FORECAST NORTH-EASTERN ============================ FQAU20 AMMC 260900 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 26 April 2026 Part 1 Warnings Nil. Part 2 Situation at 260600 UTC Nil. Part 3 Forecast South of line 12S143E 19S153E 21S170E, and west of line 08S147E 10S147E: Southeasterly quarter winds 15/25 knots. 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 south of line 16S152E 15S155E 20S171E. Rain areas, scattered showers, and isolated thunderstorms mostly south of line 12S143E 19S153E 21S170E and north of line 08S142E 20S170E. 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 Sunday.