Western Area High Seas Forecast


High Seas Forecast for Western METAREA 10
WESTERN AREA: 12/30S 90/125E, 30/50S 80/129E

Issued by the Australian Government Bureau of Meteorology
For 24 hours commencing 2300 UTC 24 March 2023

Part 1 Warnings

Part 2 Situation at 1800 UTC
Trough near 42S091E 44S094E 50S100E, forecast near 43S111E 47S117E 50S120E at

Cold front west of the area forecast near 43S080E 46S082E 50S084E at 251200UTC
then 36S081E 40S085E 45S087E 50S087E at 260000UTC.

Part 3 Forecast
Refer to latest warnings.

Within 80nm of line 33S111E 37S123E:
Southeasterly quarter winds 20/30 knots. Rough seas. Moderate swell.

South of line 49S121E 48S129E:
Westerly quarter winds 20/30 knots. Rough seas. Moderate to heavy swell.

South of line 43S080E 44S094E 50S106E:
Northwesterly quarter winds east of trough and front shifting southwesterly
west of trough and front. Wind speeds 20/30 knots. Rough seas. Moderate to
heavy swell.

Winds not exceeding 25 knots. Moderate to rough seas. Moderate swell,
increasing to moderate to heavy swell south of line 49S118E 43S129E.

Rain areas, scattered showers and isolated thunderstorms within 180nm of
trough/front, east of line 12S090E 15S090E 16S112E 21S115E, and within 60nm of
line 32S111E 39S129E. 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.


The next routine forecast will be issued at 08:00 UTC Saturday.