WOAU48 AMMC 031728

IDY21070

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

SECURITE

HIGH SEAS WEATHER WARNING FOR METAREA 10

ISSUED BY THE AUSTRALIAN GOVERNMENT BUREAU OF METEOROLOGY

AT 1728UTC 3 JULY 2026



STORM FORCE WIND WARNING 8 FOR WESTERN AND SOUTHERN AREAS



SITUATION AT 031800UTC

VIGOROUS FLOW COLD FRONT 42S104E 50S101E TO LOW 939HPA NEAR 56S095E.

FORECAST

49S113E 54S108E TO LOW 927HPA NEAR 59S095E AT 040000UTC, 54S115E

58S118E

60S108E TO LOW 923HPA NEAR 60S095E AT 040600UTC, JUST LOW 923HPA NEAR

60S094E

AT 041200UTC, AND LOW 924HPA NEAR 59S096E AT 041800UTC.



AREA AFFECTED

BOUNDED BY 37S093E 45S111E 58S126E 63S123E 61S080E 53S080E 37S093E.



FORECAST

NORTHERLY QUARTER WINDS 34/47 KNOTS WITHIN 240NM OF COLD FRONT,

SHIFTING

SOUTHWESTERLY QUARTER 34/47 KNOTS WEST OF FRONT, TURNING CLOCKWISE

WINDS 34/47

WITHIN 360NM OF LOW, EXPANDING TO WITHIN 840NM IN THE EASTERN

QUADRANT AND

420NM OF LOW ELSEWHERE BY 040600UTC. WIND SPEEDS INCREASING TO 45/55

KNOTS

WITHIN 150NM WEST OF COLD FRONT. VERY ROUGH TO HIGH SEAS RISING TO

VERY HIGH IN

STORM FORCE WINDS. MODERATE TO HEAVY SWELL.



SEE ALSO, MELBOURNE GALE WARNING 9.



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 04 JULY 2026=