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 12 July 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Gale Warning 2.
Melbourne Gale Warning 11.
Melbourne Gale Warning 12.
Part 2 Situation at 120600 UTC
Cold front [1] 36S130E 45S130E 53S114E, east of area by 121800UTC.
Warm front 40S108E 47S100E 54S079E. Forecast 39S118E 53S108E at 122100UTC and
41S133E 52S122E at 131200UTC.
Cold front [2] forecast 43S076E 46S083E 51S089E at 122100UTC and 39S080E
51S111E at 131200UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 35S129E 32S155E 35S166E, outside warning areas:
Westerly quarter winds east of front [1] and warm front, shifting northwest
quarter east of front [3] and westerly quarter remainder to west. 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 240nm of
cold fronts. 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 21:00 UTC Sunday.
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 12 July 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Final Gale Warning 10.
Melbourne Gale Warning 11.
Part 2 Situation at 120600 UTC
Cold front [1] 30S157E 40S158E 60S143E. Forecast 36S174E 64S174E at 131200UTC.
Cold front [2] 36S130E 45S130E 53S114E. Forecast 36S148E 50S149E at 131200UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 36S129E 33S150E 35S166E, outside warning areas:
Northerly quarter winds east of front [1], shifting northwesterly quarter east
of front [2] and westerly quarter remainder to west. Wind speeds 20/33 knots.
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 240nm of
fronts. 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 21:00 UTC Sunday.
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 12 July 2026
Part 1 Warnings
Nil.
Part 2 Situation at 120600 UTC
Trough near EQ161E 05S170E, Forecast EQ158E 08S168E at 131200UTC.
Part 3 Forecast
Between line 04S142E 01S152E 10S170E and line 14S142E 21S170E:
Southeasterly quarter winds 15/25 knots. Winds increasing to 20/33 knots
through Vitiaz Strait. 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 mostly within 180nm of
trough and north of line 04S142E 01S152E 10S170E. 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 21:00 UTC Sunday.
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 12 JULY 2026
PART 1 WARNINGS
NIL.
PART 2 SITUATION AT 120600 UTC
NIL SIGNIFICANT FEATURES.
PART 3 FORECAST
WITHIN AREA ENCLOSED BY 08S142E 06S132E 10S132E 11S142E:
SOUTHEASTERLY QUARTER WINDS 15/25 KNOTS. MODERATE TO ROUGH SEAS. LOW
SWELL.
SOUTH OF LINE 12S100E 10S100E 10S107E 12S108E:
EASTERLY 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 WEST OF 110E SOUTH FROM INDONESIA.
RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS MOSTLY WEST
OF LINE
04S090E 12S117E. 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 20:15 UTC SUNDAY.=