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 16 April 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Gale Warning 1.
Melbourne Final Gale Warning 2.
Melbourne Gale Warning 3.
Part 2 Situation at 160600 UTC
Cold front 33S095E 50S105E. Forecast near 32S113E 41S119E 50S119E at 171200UTC.
Forecast trough 41S087E 50S092E at 170000UTC, to near 40S096E 50S102E to
171200UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 36S080E 30S109E 40S129E, outside warning areas:
Westerly quarter winds, shifting northerly quarter within 300nm east of cold
front. Southwesterly quarter within 720nm west of cold front, contracting to
300nm west of cold front from 170000UTC. Southwesterly quarter winds west of
trough and northwesterly quarter winds 240nm east of trough. Wind 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 swell south of line 36S119E 33S129E.
Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of
cold front and north of line 19S090E 19S101E. 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 Thursday.
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 16 April 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Gale Warning 10.
Part 2 Situation at 160600 UTC
Cold front 39S144E 44S148E 50S148E. Forecast cold front 38S152E 50S158E at
171200UTC.
Forecast developing trough 36S150E 36S155E at 170000UTC to 32S152E 34S156E at
171200UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 41S129E 33S152E 39S164E, outside warning area:
Westerly quarter winds. Northwesterly quarter winds within 180nm east of cold
front expanding to east of cold front by 170000UTC. Southwesterly quarter winds
within 600nm west of cold front and within 180nm south of trough. Wind 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 37S140E 33S129E.
Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of
cold front. 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 Thursday.
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 16 April 2026
Part 1 Warnings
Nil.
Part 2 Situation at 160600 UTC
Easterly quarter flow.
Part 3 Forecast
West of line 04S148E 17S152E:
Easterly quarter winds 20/30 knots. Rough seas. Low to moderate swell.
East of line 17S163E 22S163E:
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 to moderate swell.
Rain areas, scattered showers, and isolated thunderstorms through most of area,
heavy at times north of line 13S142E 06S160E. 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 Thursday.
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 16 APRIL 2026
PART 1 WARNINGS
NIL.
PART 2 SITUATION AT 160600 UTC
TROPICAL LOW (38U) 1007HPA NEAR 10S092E. FORECAST TROPICAL LOW (38U)
1007HPA
NEAR 12S088E AT 171200UTC.
PART 3 FORECAST
WHOLE OF AREA:
WINDS NOT EXCEEDING 20 KNOTS. SLIGHT TO MODERATE SEAS. LOW SWELL.
RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGHOUT,
HEAVY AT
TIMES WITHIN 120NM OF TROPICAL LOW (38U) AND SOUTHEAST OF LINE EQ137E
12S125E.
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 THURSDAY.=