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 4 September 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Gale Warning 1.
Melbourne Gale Warning 9.
Part 2 Situation at 041800 UTC
Cold front [1] near 31S136E 40S138E to low 993hPa near 44S135E. Forecast cold
front [1] near 28S153E 37S162E to low 995hPa near 42S162E at 060000UTC.
Cold front [2] west of area, forecast to enter near 46S129E 50S132E at
051800UTC, and forecast cold front [2] near 41S129E 50S137E at 060000UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 50S143E 44S146E 46S153E and east of line 25S153E 32S168E:
Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell,
increasing to moderate to heavy south of 40S.
Remainder, outside of warning areas:
Westerly quarter winds, shifting northwesterly quarter within 240nm east of
cold fronts and southwesterly quarter within 600nm west of cold fronts. Winds
turning clockwise within 300nm of low. Wind speeds 20/33 knots. Rough to very
rough seas. Moderate to heavy swell.
Rain areas, scattered showers and isolated thunderstorms mostly within 420nm of
fronts and 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 09:00 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 2300 UTC 4 September 2026
Part 1 Warnings
Nil.
Part 2 Situation at 041800 UTC
Trough EQ155E 04S160E 04S170E. Forecast 04S153E 04S170E at 060000UTC.
Part 3 Forecast
East of line 23S165E 11S150E 07S150E:
Southeasterly quarter winds 20/30 knots. Moderate to rough seas. Low to
moderate swell.
Remainder:
Winds not exceeding 20 knots. Slight to moderate seas. Low swell.
Rain areas, and scattered showers and isolated thunderstorms within 480nm of
trough, isolated showers elsewhere. Heavy at times within 120nm of line 10S151E
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 09:00 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 2300 UTC 4 September 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Gale Warning 1.
Melbourne Gale Warning 2.
Melbourne Gale Warning 3.
Melbourne Gale Warning 4.
Melbourne Gale Warning 5.
Part 2 Situation at 041800 UTC
Cold front [1] near 30S095E 47S115E 50S116E. Forecast cold front [1] near
38S125E 41S129E at 060000UTC.
Cold front [2] west of area, forecast to enter near 47S080E 50S083E at
050600UTC. Forecast cold front [2] near 36S080E 48S096E 50S097E at 060000UTC.
Warm front near 43S081E 44S080E. Forecast near 46S113E 50S115E at 060000UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 33S080E 22S104E 18S117E 32S129E, outside warning areas:
Westerly quarter winds, shifting southwesterly quarter west of cold fronts,
northwesterly quarter east of cold fronts and northerly quarter within 240nm
east of warm front. Wind speeds 20/33 knots. Rough to very rough seas. Moderate
to heavy swell.
North of line 22S090E 16S102E:
Southeasterly quarter winds 20/30 knots. Rough to very rough seas. Moderate
swell
Remainder:
Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell.
Rain areas, scattered showers and isolated thunderstorms mainly within 240nm of
fronts and west of line 12S103E 19S103E. 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 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 2300 UTC 4 SEPTEMBER 2026
PART 1 WARNINGS
NIL.
PART 2 SITUATION AT 041800 UTC
NIL SIGNIFICANT FEATURES.
PART 3 FORECAST
WEST OF LINE EQ100E 12S112E:
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 SWELL WEST OF LINE EQ098E 12S124E.
RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS NORTH OF
LINE 04S,
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 08:15 UTC SATURDAY.=