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 25 January 2026
Part 1 Warnings
Nil.
Part 2 Situation at 251800 UTC
Trough [1] near 35S112E to low [1] 990hPa near 46S119E. Forecast near 43S128E
to low [1] 991hPa near 51S132E at 270000UTC.
Trough [2] near 31S125E to low [2] 998hPa near 34S126E to 38S125E. Forecast
near 31S131E to low [2] 1004hPa near 38S132E to 41S132E at 261500UTC then
continuing east of area.
Low [2] 1013hPa forecast to enter area from the west near 46S077E at 260600UTC,
then low [2] 1010hPa near 45S090E at 270000UTC.
Part 3 Forecast
South of line 43S097E 31S108E 33S112E 45S129E:
Northwesterly quarter winds, shifting southwesterly quarter west of trough [1].
Wind speeds 20/30 knots. Rough seas. Moderate to heavy swell.
East of line 12S116E 26S111E 30S113E:
Southwesterly quarter winds, shifting westerly quarter winds north of 16S. Wind
speeds 20/30 knots. Rough seas. Moderate to heavy swell.
Remainder:
Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell,
increasing to moderate to heavy swell east of line 20S093E 37S093E 46S108E.
Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of
troughs and lows, and northeast of line 13S094E 16S121E 20S121E. 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.
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 25 January 2026
Part 1 Warnings
Nil.
Part 2 Situation at 251800 UTC
Trough [1] 32S152E to low [1] 1004hPa near 38S157E. Forecast 25S154E 28S160E to
low 1007hPa near 32S161E at 270000UTC.
Trough [2] 31S127E to low [2] 1001hPa near 36S128E to 38S128E. Forecast 33S136E
to low [2] 1003hPa near 40S139E to 42S139E by 270000UTC.
Forecast trough [3] entering area from the west near 43S122E 50S129E at
261200UTC. Forecast near 43S128E 51S132E at 270000UTC.
Part 3 Forecast
South of 45S129E 50S142E:
Northwesterly quarter winds 20/30 knots. Rough seas. Moderate swell.
Within area bounded by 33S152E 39S156E 35S165E 31S160E 33S152E and southwest of
trough [1]:
Southeasterly quarter winds 20/30 knots. Rough seas. Low to moderate swell.
Within 120nm of line 38S150E 42S142E:
Easterly quarter winds 20/30 knots developing from 261200UTC. Rough seas. Low
to moderate swell.
Remainder:
Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell.
Rain areas, scattered showers and isolated thunderstorms mostly within 120nm of
troughs, within 180nm of lows, and west of line 31S130E 50S149E. 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 25 January 2026
Part 1 Warnings
Nil.
Part 2 Situation at 251800 UTC
Trough 16S154E to low 1005hPa near 15S164E to 14S170E. Forecast 13S170E to low
1001hPa near 14S168E to 15S152E at 270000UTC.
Monsoon trough near 17S145E 16S154E. Forecast 16S144E 15S152E at 270000UTC.
Part 3 Forecast
East of line 04S158E 12S154E 18S165E:
Southwesterly quarter winds north of trough, becoming southeasterly quarter
south of trough, and clockwise within 180nm of low. Wind speeds 20/30 knots.
Rough seas. Low to moderate swell.
West of line 03S155E 14S150E:
Northwesterly quarter winds. Wind speeds 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 east of line 25S156E 14S158E.
Rain areas, scattered showers, and isolated thunderstorms mostly north of line
22S142E 16S160E 22S164E 18S170E. 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 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 25 JANUARY 2026
PART 1 WARNINGS
NIL.
PART 2 SITUATION AT 251800 UTC
TROUGH NEAR 08S090E 12S108E, SLOW MOVING.
MONSOON TROUGH NEAR 15S138E 17S141E, FORECAST NEAR 14S139E 17S141E AT
270000UTC.
PART 3 FORECAST
SOUTH OF LINE 09S110E 07S119E 12S130E:
NORTHWESTERLY QUARTER WINDS 20/30 KNOTS. 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 06S090E 06S105E 10S130E.
RAIN AREAS, SCATTERED SHOWERS AND 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 07:15 UTC MONDAY.=