WOAU43 AMMC 131142

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 1142UTC 13 AUGUST 2025



GALE WARNING 3 FOR WESTERN AND SOUTHERN AREAS



SITUATION AT 131200UTC

VIGOROUS SOUTHWESTERLY FLOW FORECAST TO DEVELOP ASSOCIATED WITH COLD

FRONT NEAR

45S088E 48S089E 54S089E 58S081E AT 132100UTC, NEAR 45S090E 48S092E

53S092E

58S083E AT 140000UTC, NEAR 46S096E 48S097E 55S096E 58S086E AT

140600UTC, AND

NEAR 45S101E 48S102E 54S102E 57S098E AT 141200UTC.



AREA AFFECTED

BOUNDED BY 49S080E 47S089E 48S096E 54S095E 57S088E 57S080E 49S080E.



FORECAST

SOUTHWESTERLY QUARTER WINDS WITHIN 840NM SOUTHWEST OF COLD FRONT

DEVELOPING

FROM 132100UTC. WIND SPEEDS 35/45 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 1900 UTC 13 AUGUST 2025=