WOAU60 AMMC 212335

IDY21091

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

SECURITE

HIGH SEAS WEATHER WARNING FOR METAREA 10

ISSUED BY THE AUSTRALIAN GOVERNMENT BUREAU OF METEOROLOGY

AT 2335UTC 21 FEBRUARY 2026



STORM FORCE WIND WARNING 11 FOR SOUTHERN AREA



SITUATION AT 220000UTC

VIGOROUS FLOW ASSOCIATED WITH LOW 961HPA NEAR 55S138E. FORECAST LOW

961HPA NEAR

57S139E AT 220600UTC, 948HPA NEAR 59S139E AT 221200UTC, 944HPA NEAR

59S137E AT

221800UTC, AND 946HPA NEAR 60S138E AT 230000UTC.



AREA AFFECTED

BOUNDED BY 53S141E 60S144E 62S137E 56S132E 53S137E 53S141E.



FORECAST

CLOCKWISE WINDS 30/40 KNOTS WITHIN 120NM OF LOW IN NORTHERN

SEMICIRCLE,

EXTENDING TO WITHIN 240NM OF LOW IN ALL QUADRANTS AFTER 220600UTC.

WIND SPEEDS

INCREASING TO 40/50 KNOTS WITHIN 60NM OF LOW IN NORTHERN QUADRANT

UNTIL

221200UTC. WINDS CONTRACTING TO WITHIN 240NM OF LOW IN NORTHERN

QUADRANT AFTER

221800UTC. ROUGH TO VERY ROUGH SEAS, RISING TO HIGH IN STORM FORCE

WINDS.

MODERATE 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 0700 UTC 22 FEBRUARY 2026=