FQAU23 AMMC 060900
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 6 April 2025

Part 1 Warnings
Melbourne Gale Warning 9.
Melbourne Gale Warning 10.
Melbourne Gale Warning 11.
Melbourne Gale Warning 12.

Part 2 Situation at 0600 UTC
Trough [1] 12S090E 16S103E. Forecast 15S090E 17S100E at 071200UTC.

Trough [2] 23S107E 30S112E to low 1012hPa near 36S118E. Forecast just trough
31S118E 35S122E 39S121E at 071200UTC.

Cold front [1] 35S081E 43S094E 50S096E. Forecast 43S108E 50S120E at 071200UTC.

Cold front [2] forecast entering area from west near 42S073E 46S079E 50S081E at
061500UTC, then 33S082E 41S098E 50S104E at 071200UTC.

Part 3 Forecast
Refer to latest warnings.

South of line 46S129E 41S080E, outside warning areas:
Northwesterly quarter winds shifting westerly quarter east of cold front [1],
tending northeasterly quarter within 360nm east of cold front [2] and shifting
southwesterly west of cold front [2]. Wind speeds 20/33 knots. Moderate to
rough seas. Moderate to heavy swell.

Within 300nm of low in western quadrant:
Southeasterly quarter winds 20/33 knots. Winds easing below 25 knots by
061500UTC. Moderate to rough seas. Moderate swell.

Within 180nm south of trough [1]:
Southeasterly quarter winds 25/30 knots. Winds easing below 25 knots by
061800UTC. Moderate seas. Moderate swell.

Remainder:
Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell,
increasing to moderate to heavy south of line 43S107E 33S129E.

Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of
fronts, within 180nm west of trough [1] and 180nm south of trough [2].
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 Sunday.