WOAU19 AMMC 021747

IDY21080

40:2:1:04:70S100E35060:01:00

SECURITE

HIGH SEAS WEATHER WARNING FOR METAREA 10

ISSUED BY THE AUSTRALIAN GOVERNMENT BUREAU OF METEOROLOGY

AT 1747UTC 2 SEPTEMBER 2026



GALE WARNING 9 FOR WESTERN, SOUTHEASTERN AND SOUTHERN AREAS



SITUATION AT 021800UTC

VIGOROUS FLOW ASSOCIATED WITH TROUGH 40S143E 56S154E. FORECAST

40S148E 54S159E

AT 030000UTC, 38S153E 54S163E AT 030600UTC, 38S159E 54S166E AT

031200UTC AND

EAST OF AREA THEREAFTER.



AREA AFFECTED

BOUNDED BY 53S111E 57S151E 43S165E 38S157E 41S126E 53S111E.



FORECAST

WESTERLY QUARTER WINDS WITHIN 1200NM WEST OF TROUGH, SHIFTING

NORTHWESTERLY

QUARTER WITHIN 180NM EAST OF TROUGH. AREA WEST OF TROUGH EXPANDING TO

WITHIN

1500NM BY 030000UTC. WIND SPEEDS 34/47 KNOTS. VERY ROUGH TO HIGH

SEAS. MODERATE

TO HEAVY 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 0100 UTC 03 SEPTEMBER 2026=