Bulletinset for METAREA 10 Edition date (UTC): 2026-02-18 12:25:14 ============================ HIGH SEAS FORECAST WESTERN ============================ FQAU23 AMMC 180800 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 18 February 2026 Part 1 Warnings Refer to latest warnings for details of the area affected. Melbourne Storm Force Warning 6. Melbourne Gale Warning 3. Melbourne Gale Warning 5. Part 2 Situation at 180600 UTC Cold front [1] 40S093E 41S096E to developing low 998hPa near 45S103E to warm front 45S109E 44S110E. Forecast near cold front [2] 39S120E to low 978hPa near 53S129E to warm front 53S135E 50S140E at 191200UTC with low and warm front south of area. Forecast cold front [2] near 47S071E 53S077E 55S074E at 182100UTC entering area from west, then near 43S091E 46S095E 50S097E at 191200UTC. Trough developing near 12S104E to low 1007hPa near 14S107E to 15S110E, forecast slow moving. Part 3 Forecast Refer to latest warnings for boundary of affected area and type of weather system. Whole area except south of line 42S080E 39S100E 39S129E, outside of warning areas: Westerly quarter winds, shifting northwesterly quarter 420nm east of cold front [1] and within 320nm of cold front [2]. Wind speeds 25/33 knots. Rough to very rough seas. Moderate to heavy swell. West of line 24S110E 34S110E: Southerly quarter winds 20/30 knots. Rough seas. Moderate swell. Remainder: Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell. Rain areas, scattered showers and isolated thunderstorms within 120nm of cold fronts. Heavy at times 120nm of 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 20:00 UTC Wednesday. ============================ HIGH SEAS FORECAST SOUTH-EASTERN ============================ FQAU22 AMMC 180800 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 18 February 2026 Part 1 Warnings Refer to latest warnings for boundary of affected area and type of weather system. Melbourne Gale Warning 3. Part 2 Situation at 180600 UTC Cold front near 33S151E 35S156E 41S161E 50S157E. Forecast near 33S156E 33S165E 34S167E at 191200, decaying. Trough [1] near 43S151E 48S152E 50S151E. Forecast near 44S159E 47S161E 50S159E at 181800UTC, then east of area thereafter. Trough [2] developing and entering area from west near 48S124E 52S128E. Forecast near 44S157E 47S159E 52S160E at 191200UTC. Forecast warm front near 45S128E 50S122E at 190000UTC entering area from west, then 53S129E 53S135E 50S140E at 191200UTC, just south of area. Part 3 Forecast Refer to latest warnings for boundary of affected area and type of weather system. South of line 39S129E 37S151E 41S163E, outside warning areas: Westerly quarter winds, shifting northerly quarter east of cold front, shifting northwesterly quarter within 90nm east of trough [1], and north of warm front, and shifting southwesterly quarter within 360nm west of trough [2]. Wind speeds 25/33 knots. Rough to very rough seas. Moderate swell, increasing to moderate to heavy swell south of line 38S129E 38S139E 43S154E. Remainder: Winds not exceeding 25 knots. Moderate to rough seas. Low swell to moderate swell. Rain areas, scattered showers and isolated thunderstorms within 180nm of cold fronts, and troughs. 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 20:00 UTC Wednesday. ============================ HIGH SEAS FORECAST NORTH-EASTERN ============================ FQAU20 AMMC 180800 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 18 February 2026 Part 1 Warnings Nil. Part 2 Situation at 180600 UTC Trough 19S154E to low 1007hPa near 19S163E to 22S170E. Forecast trough 16S161E to low 1011hPa near 18S165E to 21S170E at 191200UTC. Part 3 Forecast Within 240nm of trough: Northwesterly quarter winds, shifting southeasterly quarter south of trough. Wind speeds 15/25 knots. Moderate to very rough seas. Low to moderate swell. West of line 20S152E 23S152E: Easterly quarter winds 15/25 knots developing from 190000UTC. Moderate to rough seas. Low swell. Remainder: Winds not exceeding 20 knots. Slight to moderate seas. Low swell. Rain areas, scattered showers, and isolated thunderstorms throughout most of area. Heavy at times within 120nm of low and within line 22S150E 19S156E. 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 20:00 UTC Wednesday. ============================ HIGH SEAS FORECAST NORTHERN ============================ FQAU21 AMMC 180715 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 18 FEBRUARY 2026 PART 1 WARNINGS NIL. PART 2 SITUATION AT 180600 UTC TROUGH 09S090E 08S098E TO LOW 1005HPA NEAR 10S103E TO 13S109E. FORECAST 09S090E 09S098E 12S104E TO LOW 1007HPA NEAR 14S107E TO 15S110E AT 191200UTC. PART 3 FORECAST SOUTH OF LINE 02S090E 02S101E 10S111E 11S124E: NORTHWESTERLY QUARTER WINDS 15/25 KNOTS NORTH OF TROUGH, SHIFTING WESTERLY QUARTER EAST OF 111E. 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 SOUTH OF LINE 02S090E 02S101E 08S107E 09S118E. RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGHOUT MOST OF AREA. HEAVY AT TIMES WITHIN 180NM 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 19:15 UTC WEDNESDAY.=