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 7 September 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Storm Force Warning 4.
Melbourne Gale Warning 2.
Part 2 Situation at 071800 UTC
Cold front [1] 27S068E 51S082E. Forecast cold front 26S083E 50S106E at
090000UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 30S080E 43S114E 39S129E, outside warning areas:
Westerly quarter winds shifting northwesterly quarter within 1140nm east of
cold front [1]. Wind speeds 20/33 knots. Rough to very rough seas. Moderate to
heavy swell.
East of lines 22S111E 30S110E and 38S126E 36S121E 31S121E:
Southeasterly quarter winds 20/30 knots. Rough to very rough seas. Low to
moderate swell increasing to moderate to heavy swell south of line 20S105E
16S108E 17S115E.
Remainder:
Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell
increasing to heavy south of line 30S080E 33S114E 32S129E.
Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of
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 09:00 UTC Tuesday.
