FQAU24 AMMC 212000

IDY10250

SECURITE



HIGH SEAS FORECAST FOR SOUTHERN METAREA 10

SOUTHERN AREA: 50S80E TO 50S160E TO ICE EDGE



ISSUED BY THE AUSTRALIAN GOVERNMENT BUREAU OF METEOROLOGY

FOR 24 HOURS COMMENCING 2300 UTC 21 OCTOBER 2025



PART 1 WARNINGS

REFER TO LATEST WARNINGS FOR DETAILS OF THE AREA AFFECTED.



FINAL MELBOURNE GALE WARNING 5.



PART 2 SITUATION AT 211800 UTC

TROUGH FORECAST TO DEVELOP NEAR 53S151E TO DEVELOPING LOW 974HPA NEAR

57S152E

AT 220600UTC. FORECAST TROUGH [1] 53S158E TO LOW 972HPA NEAR 56S160E

AT

222100UTC, BOTH EAST OF AREA THEREAFTER.



COLD FRONT FORECAST DEVELOPING NEAR 51S084E 55S085E 59S080E AT

220000UTC, THEN

54S100E 58S095E AT 221200UTC, WEAKENING THEREAFTER.



LOW 977HPA FORECAST TO DEVELOP NEAR 63S127E AT 221800. LOW 976HPA

NEAR 61S131E

AT 230000UTC.



PART 3 FORECAST

REFER TO LATEST WARNINGS FOR BOUNDARY OF AFFECTED AREA AND TYPE OF

WEATHER

SYSTEM.



EAST OF LINE 51S123E 55S117E 61S111E, OUTSIDE WARNING AREAS:

SOUTHWESTERLY QUARTER WINDS SHIFTING NORTHWESTERLY QUARTER WITHIN

240NM EAST OF

TROUGH, AND CLOCKWISE WITHIN 120NM LOW. WIND SPEEDS 25/33 KNOTS.

ROUGH TO VERY

ROUGH SEAS. MODERATE TO HEAVY SWELL.



WEST OF LINE 50S094E 54S094E 62S090E, OUTSIDE WARNING AREA:

NORTHWESTERLY QUARTER WINDS, SHIFTING NORTHERLY QUARTER WITHIN 180NM

EAST OF

TROUGH. WIND SPEEDS 25/33 KNOTS. ROUGH TO VERY ROUGH SEAS. MODERATE

TO HEAVY

SWELL.



REMAINDER:

WINDS NOT EXCEEDING 25 KNOTS. MODERATE TO ROUGH SEAS. MODERATE TO

HEAVY SWELL.



RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS MOSTLY

WITHIN 120NM OF

LOW AND WITHIN 180NM OF TROUGH AND COLD FRONT. VISIBILITY REDUCING

BELOW 2NM IN

PRECIPITATION.



PART 4 ICE EDGE

APPROXIMATELY 61S080E 61S090E 59S110E 59S120E 61S140E 60S150E

61S160E.



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.





WEATHER MELBOURNE



THE NEXT ROUTINE FORECAST WILL BE ISSUED AT 08:00 UTC WEDNESDAY.=