FQAU23 AMMC 310800

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 31 October 2025



Part 1 Warnings

Refer to latest warnings for details of the area affected.



Melbourne Gale Warning 8.

Melbourne Storm Force Wind Warning 9.

Melbourne Gale Warning 10.



Part 2 Situation at 310600 UTC

Cold front [1] 35S116E 45S121E 51S119E, forecast 31S132E 54S142E at 011200UTC.



Cold front [2] 31S065E 40S073E to low 988hPa near 42S070E, forecast 34S090E

51S094E to low 968hPa near 48S087E at 011200UTC.



Part 3 Forecast

Refer to latest warnings for boundary of affected area and type of weather

system.



South of line 30S080E 39S100E 31S129E, outside warning areas:

Northwesterly quarter winds within 240nm east of cold fronts shifting

southwesterly quarter west of cold fronts, and tending clockwise within 240nm

of low. Wind speeds 25/33 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 27S090E 32S113E.



Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of

fronts, and within 300nm of 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 20:00 UTC Friday.