Ocean Wind Warning 1

IDY21000
40:2:1:04:70S075E35060:01:00
SECURITE
High Seas Weather Warning for METAREA 10
Issued by the Australian Government Bureau of Meteorology, BNOC
At 1141UTC 18 September 2021

GALE WARNING FOR WESTERN AND SOUTHERN AREAS

SITUATION AT 1200UTC
Vigorous northwesterly flow developing associated with a trough, forecast
31S069E 47S078E 53S087E at 190600UTC, 31S074E 53S089E at 191200UTC.

AREA AFFECTED
Bounded by 36S080E 50S099E 54S099E 55S093E 48S080E 36S080E.

FORECAST
Northwesterly quarter winds 30/40 knots developing by 182100UTC. Winds
expanding to within 420nm east of trough by 190600UTC. Rough to very rough
seas. Moderate swell.

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 alert will be issued by 1800 UTC 18 September 2021