WOAU43 AMMC 050538

IDY21020

40:2:1:04:70S075E35060:01:00

SECURITE

HIGH SEAS WEATHER WARNING FOR METAREA 10

ISSUED BY THE AUSTRALIAN GOVERNMENT BUREAU OF METEOROLOGY

AT 0538UTC 5 AUGUST 2025



STORM FORCE WIND WARNING 3 FOR WESTERN AND SOUTHERN AREAS



SITUATION AT 050600UTC

VIGOROUS FLOW DEVELOPING ASSOCIATED WITH FORECAST COLD FRONT 41S067E

51S079E TO

LOW 958HPA NEAR 53S078E AT 051800UTC, 39S077E 51S085E TO LOW 950HPA

NEAR

53S081E AT 060000UTC, AND 37S082E 49S089E 55S090E TO LOW 944HPA NEAR

53S085E AT

050600UTC.



AREA AFFECTED

BOUNDED BY 35S080E 39S088E 48S092E 56S091E 56S080E 35S080E.



FORECAST

NORTHWESTERLY QUARTER WINDS 30/40 KNOTS WITHIN 240NM EAST OF COLD

FRONT AND

TENDING CLOCKWISE WITHIN 180NM OF LOW 34/45 KNOTS IN SOUTHWEST

SEMICIRCLE.

WINDS INCREASING TO 45/55 KNOTS WITHIN 360NM NORTHWESTERN QUADRANT OF

LOW FROM

052100UTC. WINDS INCREASING FURTHER TO 56/63 KNOTS WITHIN 300NM

NORTHWESTERN

QUADRANT OF LOW FROM 060000UTC. VERY ROUGH TO HIGH SEAS, INCREASING

TO VERY

HIGH SEAS AROUND THE LOW. 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 1300 UTC 05 AUGUST 2025=