Bulletinset for METAREA 10 Edition date (UTC): 2025-09-13 21:30:43 ============================ HIGH SEAS FORECAST SOUTH-EASTERN ============================ FQAU22 AMMC 132100 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 13 September 2025 Part 1 Warnings Refer to latest warnings for details of the area affected. Melbourne Gale Warning 2. Final Melbourne Gale Warning 4. Melbourne Gale Warning 5. Part 2 Situation at 131800 UTC Trough near 42S129E 50S141E. Forecast near 47S158E 48S160E at 150000UTC. Low west of area, forecast 967hPa near 46S129E at 150000UTC. Warm front west of area, forecast to enter near 40S131E 43S129E at 141500UTC, and near 46S129E 46S137E 43S141E at 150000UTC. Part 3 Forecast Refer to latest warnings for boundary of affected area and type of weather system. South of line 32S129E 32S136E 41S162E, outside warning areas: Westerly quarter winds, tending northwesterly quarter within 300nm east of trough and north of warm front, easterly quarter within 300nm south of warm front, and clockwise within 600nm 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 180nm of front, low and 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 09:00 UTC Sunday. ============================ HIGH SEAS FORECAST WESTERN ============================ FQAU23 AMMC 132100 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 13 September 2025 Part 1 Warnings Refer to latest warnings for details of the area affected. Melbourne Gale Warning 3. Melbourne Gale Warning 6. Part 2 Situation at 131800 UTC Cold front [1] near 28S104E 34S110E to low [1] 976hPa near 47S108E to warm front near 49S115E 44S120E. Forecast cold front [1] near 34S124E 37S127E to low [1] 967hPa near 46S129E to warm front west of area at 150000UTC. Cold front [2] near 40S080E 44S082E to low [2] 996hPa near 47S080E. Forecast cold front [2] near 38S098E 43S102E to low [2] 1000hPa near 47S098E at 150000UTC. Cold front [3] west of area, forecast to enter near 49S080E 50S081E at 141800UTC, and near 45S082E 50S086E at 150000UTC. Part 3 Forecast Refer to latest warnings for boundary of affected area and type of weather system. West of line 14S092E 19S100E 21S090E: Southeasterly quarter winds 20/30 knots. Moderate to rough seas. Moderate swell. South of line 37S080E 27S105E 32S129E, outside warning areas: Westerly quarter winds, shifting northwesterly quarter winds east of cold fronts, southwesterly quarter west of cold fronts, easterly quarter south of warm front, and clockwise winds within 240nm of lows. Wind speeds 20/33 knots. Rough seas. Moderate to heavy swell. Remainder: Winds not exceeding 25 knots. Slight to moderate seas. Low swell east of line 12S105E 22S116E, increasing to moderate to heavy swell elsewhere. Rain areas, scattered showers and isolated thunderstorms mainly within 240nm of fronts, and 300nm of lows. 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 Sunday. ============================ HIGH SEAS FORECAST NORTH-EASTERN ============================ FQAU20 AMMC 132100 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 13 September 2025 Part 1 Warnings Nil. Part 2 Situation at 131800 UTC Southeasterly trade flow. Part 3 Forecast Within 240nm of line 18S170E 16S153E 11S142E: Southeasterly quarter winds 15/25 knots, reaching up to 30 knots within 180nm of line 18S170E 16S153E 11S142E. Moderate to rough seas. Low swell. Remainder: Winds not exceeding 20 knots. Slight to moderate seas. Low swell increasing to moderate south of 22S east from 160E. Rain areas, scattered showers and isolated thunderstorms mostly within 360nm of line 07S142E 13S152E 17S170E. Heavy at times within 120nm of line 07S142E 13S152E 17S170E. 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 Sunday. ============================ HIGH SEAS FORECAST NORTHERN ============================ FQAU21 AMMC 132015 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 13 SEPTEMBER 2025 PART 1 WARNINGS NIL. PART 2 SITUATION AT 131800 UTC TROUGH NEAR 03S098E 06S090E. FORECAST TROUGH NEAR EQ094E 03S090E AT 150000UTC. PART 3 FORECAST EAST OF LINE 08S138E 13S141E: 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 WEST OF LINE EQ095E 12S103E. RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGHOUT AREA. HEAVY AT TIMES SOUTH OF TROUGH AND WITHIN 180NM OF LINE 02S132E 07S142E. 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 SUNDAY.=