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 31 January 2026
Part 1 Warnings
Nil.
Part 2 Situation at 310600 UTC
Cold front near 39S136E 45S143E to low [1] 994hPa near 48S145E. Forecast cold
front near 39S157E 43S161E at 011200UTC, with low [1] 988hPa near 50S151E at
311500UTC before moving south of area thereafter.
Trough [1] forecast to develop near 36S150E 40S154E at 311800UTC and near
31S153E 38S158E at 011200UTC.
Trough [2] near 26S170E to low [2] 1004hPa near 29S169E to 30S168E 32S170E.
Forecast trough [2] near 30S169E 32S168E to low [2] 1007hPa near 33S168E at
010600UTC, then south of area thereafter.
Part 3 Forecast
Between lines 38S140E 43S129E 50S129E and 30S154E 41S162E:
Southwesterly quarter winds west of cold front, shifting northwesterly quarter
within 360nm east of cold front and trough [1] and turning clockwise within
120nm of low [1]. Wind speeds 25/33 knots. Rough to very rough seas. Moderate
to heavy swell.
Within 120nm of line 32S132E 35S135E:
Southeasterly quarter winds 20/30 knots. Rough seas. Low swell.
Remainder:
Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell.
Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of
lows and warm front, and within 120nm of cold front/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 Saturday.
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 31 January 2026
Part 1 Warnings
Nil.
Part 2 Situation at 310600 UTC
Cold front near 44S080E 50S091E. Forecast cold front near 38S094E 44S105E
50S113E at 011200UTC.
Part 3 Forecast
East of line 21S112E 28S102E 36S110E:
Southerly quarter winds. Wind speeds 20/30 knots. Rough seas. Low to moderate
swell.
South of line 45S079E 41S102E 48S122E 44S125E 43S129E:
Northwesterly quarter winds, shifting southwesterly quarter west of cold front.
Wind speeds 25/33 knots. Rough to very rough seas. Moderate to heavy swell.
Remainder:
Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell.
Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of
cold front and north of line 13S099E 16S090E. 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 Saturday.
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 31 January 2026
Part 1 Warnings
Nil.
Part 2 Situation at 310600 UTC
Trough [1] near 15S156E 20S156E 23S153E. Forecast near 16S154E 20S153E 22S151E
at 011200UTC.
Trough [2] near 18S165E 17S167E 15S170E. Forecast near 19S163E 16S167E at
011200UTC.
Part 3 Forecast
Within 120nm of line 02S143E 07S150E:
Northwesterly quarter winds 15/25 knots. Moderate to rough seas. Low swell.
Within 120nm of line 10S146E 12S152E:
Westerly 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 swell south of line 20S152E 24S163E.
Rain areas, scattered showers, and isolated thunderstorms throughout most of
area. Heavy at times within 120nm of trough [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 20:00 UTC Saturday.
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 31 JANUARY 2026
PART 1 WARNINGS
NIL.
PART 2 SITUATION AT 310600 UTC
TROUGH [1] NEAR 07S126E 10S130E 13S134E 16S136E, FORECAST SLOW
MOVING.
TROUGH [2] NEAR 11S105E 08S096E 10S090E, FORECAST SLOW MOVING.
PART 3 FORECAST
SOUTH OF LINE 05S111E 03S137E 10S140E:
WESTERLY QUARTER WINDS, TENDING NORTHWESTERLY QUARTER EAST TROUGH OF
[1]. WIND
SPEEDS 15/25 KNOTS, REACHING UP TO 30 KNOTS SOUTH OF 06S AT TIMES.
MODERATE TO
ROUGH SEAS. LOW SWELL.
REMAINDER:
WINDS NOT EXCEEDING 20 KNOTS. SLIGHT TO MODERATE SEAS. LOW SWELL.
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 19:15 UTC SATURDAY.=