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 23 May 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Gale Warning 7.
Part 2 Situation at 230600 UTC
Cold front [1] 43S111E 51S125E. Forecast 45S126E 55S148E at 232100UTC, then
east of area.
Cold front [2] 20S079E 30S090E to low [2] 994hPa near 36S090E. Forecast 31S104E
44S109E to low [2] 987hPa near 50S105E at 241200UTC.
Cold front [3] 26S073E 37S080E to low [3] 979hPa near 48S076E. Forecast 24S086E
40S090E to low [2] 987hPa near 42S087E at 241200UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 25S080E 25S094E 49S129E, outside warning area:
Northwest quarter winds east of fronts [1] and [2], shifting westerly quarter
east of front [3] and southwest quarter remainder to west. Clockwise winds
within 240nm of low [2] and 360nm of low [3]. 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 mainly within 240nm 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 21:00 UTC Saturday.
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 23 May 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Gale Warning 3.
Melbourne Gale Warning 10.
Part 2 Situation at 230600 UTC
Low [1] 999hPa near 25S163E. Forecast 1005hPa near 25S170E at 241200UTC.
Cold front [1] 43S111E 51S125E. Forecast 46S144E 52S157E at 241200UTC.
Cold front [2] 27S133E 35S134E to low [2] 1012hPa near 40S133E. Forecast
27S138E 34S138E to low [2] 1011hPa near 36S135E at 241200UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
Between line 30S153E 38S158E 38S165E and line 25S164E 29S166E 30S170E, outside
warning area:
Southeast quarter winds 20/33 knots. Moderate to rough seas. Moderate swell.
Within area enclosed by 32S129E 41S129E 45S135E 34S136E, outside warning area:
Southerly quarter winds turning clockwise within 150nm of low [2]. Wind speeds
20/33 knots. Moderate to 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 within 180nm of
fronts, 240nm of low [2] and 360nm of low [1]. 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 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 23 May 2026
Part 1 Warnings
Nil.
Part 2 Situation at 230600 UTC
Trough EQ150E 14S168E, slow moving.
Low 999hPa near 25S163E. Forecast 1005hPa near 25S170E at 241200UTC.
Part 3 Forecast
South of 20S:
Southerly quarter winds turning clockwise within 300nm of low. Wind speeds
15/25 knots, reaching 30 knots south of 23S west from 163E until 231800UTC.
Moderate to rough seas. Moderate swell.
Remainder:
Winds not exceeding 20 knots. Slight to moderate seas. Low swell, increasing to
low to moderate south of 10S.
Rain areas, scattered showers and isolated thunderstorms most of area north of
10S and also east of 160E. 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 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 23 MAY 2026
PART 1 WARNINGS
NIL.
PART 2 SITUATION AT 230600 UTC
TROUGH 01S091E 12S099E. FORECAST 01S096E 12S101E AT 241200UTC.
PART 3 FORECAST
WHOLE AREA:
WINDS NOT EXCEEDING 20 KNOTS. SLIGHT TO MODERATE SEAS. LOW SWELL.
RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS MAINLY NORTH
OF LINE
05S090E 12S096E 12S116E 09S130E 09S142E. HEAVY AT TIMES WITHIN 90NM
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 20:15 UTC SATURDAY.=