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 14 SEPTEMBER 2026
PART 1 WARNINGS
NIL.
PART 2 SITUATION AT 140600 UTC
NO SIGNIFICANT FEATURES.
PART 3 FORECAST
WEST OF LINE EQ109E 05S099E 12S103E:
WINDS NOT EXCEEDING 20 KNOTS. SLIGHT TO MODERATE SEAS. LOW TO
MODERATE SWELL.
REMAINDER:
SOUTHEASTERLY QUARTER WINDS 15/25 KNOTS. MODERATE TO ROUGH SEAS. LOW
SWELL,
INCREASING TO LOW TO MODERATE SWELL WEST OF LINE EQ099E 07S106E
10S123E 12S123E.
RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS NORTH OF
LINE 07S090E
EQ115E, ISOLATED SHOWERS ELSEWHERE. 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 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 13 September 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.
Part 2 Situation at 131800 UTC
Trough near 38S129E 50S130E. Forecast 33S153E 47S160E at 150000UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 38S129E 32S153E 41S162E, outside of warning areas:
Northwesterly quarter winds, shifting southwesterly quarter west of trough.
Wind speeds 20/33 knots. Moderate to 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 south of line 35S129E 35S137E.
Rain areas, scattered showers and isolated thunderstorms mainly within 300nm of
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 09:00 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 13 September 2026
Part 1 Warnings
Nil.
Part 2 Situation at 131800 UTC
No significant features.
Part 3 Forecast
North of line EQ154E 06S162E 08S170E:
Winds not exceeding 20 knots. Slight to moderate seas. Low to moderate swell.
Remainder:
Southeasterly quarter winds shifting southerly quarter north of 08S. Wind
speeds 20/30 knots. Moderate to rough seas. Low to moderate swell.
Isolated showers and thunderstorms throughout area. Heavy at times within 180nm
of line 01S154E 07S162E 09S170E. 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 09:00 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 13 September 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Storm Force Wind Warning 1.
Melbourne Gale Warning 9.
Melbourne Gale Warning 10.
Part 2 Situation at 131800 UTC
Cold front [1] near 37S080E 44S086E 48S087E to low [1] 965hPa near 49S082E.
Forecast low [1] 962hPa near 50S083E at 132100UTC and south of area thereafter.
Forecast cold front [1] near 43S099E 50S107E at 150000UTC.
Cold front [2] west of area, forecast to enter near 41S080E 47S080E to low [2]
972hPa near 48S078E at 141200UTC. Forecast cold front [2] near 35S084E 45S088E
50S086E to low [2] 968hPa near 50S081E at 150000UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 30S080E 30S083E 40S107E 38S129E, outside warning areas:
Southwesterly quarter winds, shifting northwesterly quarter within 600nm east
of cold fronts, and clockwise within 540nm of low [1] and 300nm of low [2].
Winds speeds 20/33 knots. Rough to very rough seas. Moderate to heavy swell.
Remainder:
Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell
increasing to moderate to heavy south of line 35S096E 31S108E 35S129E.
Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of
fronts and within 300nm of lows. 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 09:00 UTC Monday.