IDY10210
SECURITE
Updated 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 19 May 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Gale Warning 12.
Melbourne Gale Warning 11.
Part 2 Situation at 190600 UTC
Trough [1] near 31S153E to low 993hPa near 38S153E to 45S157E. Forecast trough
[1] near 25S163E to 37S162E to low 1002hPa near 41S161E to 47S164E at 201200UTC.
Cold front near 44S149E 50S149E. Forecast near 45S158E 50S160E at 200000UTC,
then exiting east of area.
Trough [2] near 41S138E 50S138E. Forecast near 45S155E 50S157E at 200600UTC,
and weakening thereafter.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
North of line 41S129E 45S145E:
Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell.
Remainder, outside warning areas.
Westerly quarter winds, shifting southerly quarter west of trough [1] northerly
quarter east of trough [2], northwesterly quarter east of cold front and trough
[2], southwesterly quarter west of cold front and trough [2], and clockwise
within 240nm of low. Wind speeds 20/33 knots. Rough seas. Moderate to heavy
swell.
Rain areas, scattered showers and isolated thunderstorms throughout. Heavy at
times within 240nm of trough [1] 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 21:00 UTC Tuesday.
IDY10220
SECURITE
Updated 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 19 May 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Gale Warning 11.
Melbourne Gale Warning 2.
Melbourne Gale Warning 1.
Part 2 Situation at 190600 UTC
Cold front [1] near 32S096E 43S106E to low [1] 967hPa near 48S103E. Forecast
cold front [1] near 35S114E 45S124E 50S124E to low [1] south of area at
200600UTC, then exiting east of area.
Cold front [2] west of area near 45S077E 50S079E. Forecast near 40S100E 44S107E
to low [2] 998hPa near 47S105E at 201200UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 41S080E 34S107E 41S129E, outside warning areas:
Westerly quarter winds, shifting northwesterly quarter east of cold fronts,
southwesterly quarter west of cold fronts, and clockwise within 240nm of lows.
Wind speeds 20/33 knots. Rough to very rough seas. Moderate to heavy swell.
East of line 18S119E 21S113E:
Easterly quarter winds 20/30 knots. Rough seas. Moderate swell.
Remainder:
Winds not exceeding 25 knots. Moderate to rough seas. Moderate swell.
Rain areas, scattered showers and isolated thunderstorms, heavy at times within
120nm southeast of line 14S123E 17S118E. 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 Tuesday.
IDY10230
SECURITE
Updated 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 19 May 2026
Part 1 Warnings
Nil.
Part 2 Situation at 190600 UTC
Forecast trough entering from south of area near 21S156E 25S158E at 191800UTC,
near 19S160E 25S163E at 201200UTC.
Part 3 Forecast
South of line 25S162E 22S167E:
Easterly quarter winds 15/25 knots. Moderate to rough seas. Low to moderate
swell.
West of line 11S142E 17S154E 25S156E:
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 south of line 13S170E 19S153E.
Rain areas, scattered showers and isolated thunderstorms throughout most of
area, heavy at times within 120nm 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 21:00 UTC Tuesday.
40:2:1:31:11:01:00
IDY10240
SECURITE
UPDATED 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 19 MAY 2026
PART 1 WARNINGS
NIL.
PART 2 SITUATION AT 190600 UTC
NIL SIGNIFICANT FEATURES.
PART 3 FORECAST
SOUTH OF LINE 12S125E 09S130E 09S134E 13S141E:
SOUTHEASTERLY 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
MODERATE WEST OF LINE 09S118E 12S118E EQ097E.
RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGHOUT
THE 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 20:15 UTC TUESDAY.=