FQAU23 AMMC 150900

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 15 April 2025



Part 1 Warnings

Gale warning issued by TCWC Melbourne for Tropical Low (29U).

Melbourne Storm Force Wind Warning 7.

Melbourne Storm Force Wind Warning 11.



Part 2 Situation at 0600 UTC

Tropical Low (29U) 999hPa near 13.8S121.9E. Forecast Tropical Low (29U) 1000hPa

near 14.5S119E at 160000.



Cold front 32S097E 40S121E 46S129E. Forecast cold front 34S113E 39S118E 39S129E

at 161200UTC.



Forecast cold front developing near 46S090E 50S096E at 160000UTC, then 42S100E

44S109E 50S113E at 161200UTC.



Part 3 Forecast

Refer to latest warnings.



Within 120nm of Tropical Low (29U), outside warning area:

Clockwise winds 25/33 knots. Rough to very rough seas. Low to moderate swell.



South of line 47S129E 40S104E 42S080E, outside warning areas:

Southwesterly quarter winds tending northwesterly quarter within 180nm east of

cold front [1] within 660nm east of cold front [2] shifting southwesterly

quarter west of cold fronts. 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 south of line 42S081E 33S100E 43S129E.



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

fronts, troughs, and north of line 17S090E 11S105E. Heavy at times within 120nm

of Tropical Low 29U. 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.