Australian Government

Bureau of Meteorology


Ocean Wind Warning Summary 

Marine (lite) Home

IDY21010
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 1223UTC 12 August 2020

GALE WARNING FOR SOUTHERN AREA

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.

SITUATION AT 1200UTC
Vigorous clockwise flow developing around a low forecast 981hPa near 56S080E at
130000UTC, 980hPa near 57S083E at 130600UTC, 979hPa near 57S086E at 131200UTC.

AREA AFFECTED
Bounded by 55S080E 56S088E 58S087E 57S080E 55S080E.

FORECAST
Clockwise winds 30/40 knots in the northern semicircle of low from 130000UTC.
Rough to very rough seas. Moderate swell.