WOAU51 AMMC 281801

IDY21091

40:2:1:04:70S075E25090:01:00

SECURITE

HIGH SEAS WEATHER WARNING FOR METAREA 10

ISSUED BY THE AUSTRALIAN GOVERNMENT BUREAU OF METEOROLOGY

AT 1801UTC 28 AUGUST 2026



GALE WARNING 11 FOR SOUTHERN AREA



SITUATION AT 281800UTC

VIGOROUS FLOW ASSOCIATED WITH LOW 948HPA NEAR 64S148E. FORECAST LOW

951HPA NEAR

64S152E AT 290000UTC, LOW 954HPA NEAR 63S156E AT 290600UTC, LOW

957HPA NEAR

63S162E AT 291200UTC, THEN LOW 956HPA NEAR 60S159E AT 291800UTC.



AREA AFFECTED

BOUNDED BY 62S160E 64S148E 61S142E 56S160E 62S160E.



FORECAST

CLOCKWISE WINDS 30/40 KNOTS WITHIN 360NM OF LOW IN THE NORTHERN AND

WESTERN

QUADRANTS. ROUGH TO VERY ROUGH 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 29 AUGUST 2026=