FQAU24 AMMC 152000

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 15 DECEMBER 2025



PART 1 WARNINGS

REFER TO LATEST WARNINGS FOR DETAILS OF THE AREA AFFECTED.



MELBOURNE GALE WARNING 1.

MELBOURNE GALE WARNING 5.



PART 2 SITUATION AT 151800 UTC



TROUGH 56S160E 58S154E TO LOW [1] 956HPA NEAR 61S152E. FORECAST

TROUGH 62S160E

63S153E AT 161200UTC, EAST OF AREA THEREAFTER, AND JUST LOW [1]

957HPA NEAR

64S157E AT 170000UTC.



COLD FRONT [1] NEAR 50S118E 55S130E TO LOW [2] 972HPA NEAR 59S123E TO

WARM

FRONT [1] 59S131E 53S140E. FORECAST DECAYING LOW [2] 967HPA NEAR

59S137E TO

DECAYING WARM FRONT [1] 60S141E AT 161800UTC, AND JUST COLD FRONT [1]

43S129E

50S147E 55S156E AT 170000UTC.



FORECAST COLD FRONT [2] ENTERING FROM WEST NEAR 63S078E 57S083E TO

LOW [3]

977HPA WEST OF AREA NEAR 50S074E TO WARM FRONT [2] 59S085E 63S078E.

COLD FRONT

[2] 44S071E 49S083E 55S097E 58S093E TO LOW [3] 967HPA NEAR 61S085E TO

WARM

FRONT [2] 59S103E 61S098E AT 170000UTC.



PART 3 FORECAST

REFER TO LATEST WARNINGS FOR DETAILS OF THE AREA AFFECTED.



SOUTH OF LINE 50S100E 50S115E 58S111E 61S120E 60S143E:

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

SWELL.



WEST OF LINE 62S082E 60S101E 50S099E 50S099E:

SOUTHWESTERLY QUARTER WINDS, SHIFTING NORTHEASTERLY QUARTER EAST OF

WARM FRONT

[2], NORTHWESTERLY QUARTER WITHIN 240NM EAST OF COLD FRONT, AND

TURNING

CLOCKWISE WITHIN 120NM OF LOW [3]. WIND SPEEDS 20/30 KNOTS. ROUGH

SEAS.

MODERATE SWELL.



REMAINDER, OUTSIDE WARNING AREA:

WESTERLY QUARTER WINDS SHIFTING NORTHERLY QUARTER EAST OF WARM FRONT

[1] AND

TROUGH, SHIFTING NORTHWESTERLY QUARTER WITHIN 360NM EAST OF COLD

FRONT [1] AND

TURNING CLOCKWISE 420NM OF LOW [1] AND 360NM OF LOW [2]. WIND SPEEDS

20/33

KNOTS. ROUGH SEAS. MODERATE TO HEAVY SWELL.



RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS MAINLY

WITHIN 240NM OF

FRONTS, TROUGH AND WITHIN 300NM OF LOWS. VISIBILITY REDUCING BELOW

2NM IN

PRECIPITATION.



PART 4 ICE EDGE

APPROXIMATELY 64S080E 64S090E 63S110E 64S130E 63S141E 64S160E.



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 TUESDAY.=