WOAU48 AMMC 191823

IDY21070

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

SECURITE

HIGH SEAS WEATHER WARNING FOR METAREA 10

ISSUED BY THE AUSTRALIAN GOVERNMENT BUREAU OF METEOROLOGY

AT 1823UTC 19 JUNE 2026



STORM FORCE WIND WARNING 8 FOR SOUTHERN AREA



SITUATION AT 191800UTC

VIGOROUS FLOW ASSOCIATED WITH LOW 971HPA NEAR 60S125E. FORECAST LOW

966HPA NEAR

61S135E AT 200000UTC, LOW 960HPA NEAR 63S151E AT 200600UTC, LOW

958HPA NEAR

63S156E AT 201200UTC AND LOW 954HPA NEAR 62S169E AT 201800UTC.



AREA AFFECTED

BOUNDED BY 54S125E 51S160E 63S160E 63S131E 59S118E 54S125E.



FORECAST

CLOCKWISE WINDS INITIALLY WITHIN 480NM OF LOW IN NORTHERN SEMICIRCLE,

EXPANDING

TO WITHIN 840NM OF LOW IN NORTHERN SEMICIRCLE BY 200600UTC. WIND

SPEEDS 34/47

KNOTS, INCREASING TO 45/55 KNOTS WITHIN 150NM OF NORTHWESTERN

QUADRANT OF LOW

UNTIL 200600UTC. VERY ROUGH TO HIGH SEAS, RISING TO VERY HIGH SEAS IN

STORM

FORCE WINDS. 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 20 JUNE 2026=