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 29 March 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Gale Warning 9.
Melbourne Gale Warning 10.
Final Melbourne Gale Warning 7.
Part 2 Situation at 291800 UTC
Low 986hPa near 44S127E. Forecast 991hPa near 52S138E at 310000UTC.
Trough [1] near 25S164E 31S170E. Forecast near 27S165E 25S165E at 300000UTC
then weakening.
Trough [2] entering area from the west near 27S124E 35S128E 40S128E 42S125E
42S122E at 301800UTC, near 29S127E 35S131E 41S131E 44S128E 44S125E 43S124E at
310000UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected:
West of line 32S129E 33S133E 50S144E, outside warning area:
Northwesterly quarter winds, shifting clockwise within 540nm of low. Wind
speeds 20/33 knots. Rough to very rough seas. Moderate to heavy swell.
South of line 43S161E 45S152E 50S146E, outside warning areas:
Southwesterly quarter winds. Wind speeds 20/33 knots. Winds easing below 25
knots by 301200UTC. 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 swell south of line 43S129E 46S143E 39S164E.
Rain areas, scattered showers and isolated thunderstorms mostly within 480nm of
low, within 180nm of troughs, and north of line 31S153E 32S157E. 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 Monday.
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 29 March 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Gale Warning 8.
Melbourne Gale Warning 10.
Part 2 Situation at 291800 UTC
Low [1] 986hPa near 44S127E. Forecast 986hPa near 48S131E at 300900UTC and
continuing east of area thereafter.
Trough [1] 36S113E 41S114E 43S112E 43S110E to low [2] 1002hPa near 42S108E.
Forecast 29S127E 35S131E 41S131E 44S128E 44S125E to 991hPa near 43S124E at
310000UTC.
Trough [2] near 22S100E 25S108E 27S112E. Forecast slow moving and weakening by
300900UTC.
Trough [3] forecast entering area from the west near 28S075E 34S079E 39S079E
40S077E to low [3] 1006hPa near 38S075E at 300000UTC, 29S081E 35S086E 39S087E
41S085E 39S082E to 1006hPa near 36S081E at 310000UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected:
South of line 50S082E 33S105E 32S129E, outside warning areas:
Southwesterly quarter winds 20/33 knots shifting clockwise within 540nm of low
[2] and 480nm of low [1]. Rough seas. Moderate to heavy swell.
West of line 32S088E 40S089E 44S087E:
Northeasterly quarter winds, shifting clockwise within 480nm of low [3]. Wind
speeds 20/30 knots. Rough seas. Moderate swell.
Remainder:
Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell,
increasing to moderate to heavy swell south of line 30S116E 32S104E 36S100E.
Rain areas, scattered showers and isolated thunderstorms mostly within 540nm of
lows, within 180nm of troughs, and north of line 18S090E 20S105E 17S116E. Heavy
at times within 90nm of line 43S081E 42S088E. 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 Monday.
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 29 March 2026
Part 1 Warnings
Nil.
Part 2 Situation at 291800 UTC
Trough [1] 07S156E 08S164E to low 1007hPa near 08S170E. Forecast trough [1]
07S153E to low 1008hPa near 09S166E to 09S175E at 310000UTC.
Trough [2] 17S161E 25S164E. Forecast trough [2] near 23S165E 25S165E at
300000UTC then weakening.
Part 3 Forecast
East of line 05S166E EQ164E:
Westerly quarter winds 15/25 knots. Moderate to rough seas. Low swell.
South of line 14S145E 19S157E 25S162E: 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 south of line 17S152E 12S163E 12S170E.
Rain areas, scattered showers, and isolated thunderstorms throughout most of
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 08:00 UTC Monday.
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 29 MARCH 2026
PART 1 WARNINGS
NIL
PART 2 SITUATION AT 291800 UTC
TROUGH NEAR 05S097E 08S090E. FORECAST SLOW MOVING.
PART 3 FORECAST
WHOLE AREA:
WINDS NOT EXCEEDING 20 KNOTS. SLIGHT TO MODERATE SEAS. LOW SWELL.
RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGHOUT
MOST OF THE
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 07:15 UTC MONDAY.=