FQAU23 AMMC 252100

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 25 September 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 4.

Melbourne Gale Warning 6.



Part 2 Situation at 251800 UTC



Cold front [1] near 32S073E 44S078E, just west of area. Forecast cold front [1]

near 37S086E 50S097E at 270000UTC.



Warm front near 44S078E 50S089E. Forecast warm front near 54S103E 53S092E

49S086E at 260300UTC, exiting south.



Forecast cold front [2] near 40S066E 50S072E at 261200UTC west of area, then

near 41S080E 50S087E at 270000UTC.



Part 3 Forecast

Refer to latest warnings for details of the area affected.



West of line 32S080E 50S119E, outside warning areas:

Northwesterly quarter winds Shifting westerly quarter west of cold front [2].

Wind speeds 20/33 knots. Rough to very rough seas. Moderate to heavy swell.



East of line 25S097E 31S096E 40S115E, outside warning areas:

Southeasterly quarter winds 20/30 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 20S097E 21S113E 38S129E.



Rain areas, scattered showers and isolated thunderstorms mostly within 240nm of

fronts, and of line 28S099E 34S129E. 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.