FQAU24 AMMC 232100

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 23 JULY 2025



PART 1 WARNINGS

REFER TO LATEST WARNINGS FOR DETAILS OF THE AREA AFFECTED.



MELBOURNE GALE WARNINGS 1.

MELBOURNE GALE WARNINGS 5.

MELBOURNE GALE WARNINGS 7.

MELBOURNE GALE WARNINGS 12.



PART 2 SITUATION AT 231800 UTC

COLD FRONT [1] NEAR 50S133E 56S137E 62S137E. FORECAST NEAR 50S142E

62S155E AT

250000UTC.



LOW [1] 962HPA NEAR 57S123E. FORECAST LOW [1] 972HPA NEAR 64S140E AT

250000UTC.



COLD FRONT [2] FORECAST TO ENTER AREA FROM 240000UTC. COLD FRONT [2]

NEAR

50S115E 53S115E TO DEVELOPING LOW [2] 978HPA NEAR 55S111E AT

242100UTC, COLD

FRONT [2] NEAR 50S120E 53S119E TO LOW [2] 978HPA NEAR 55S115E AT

250000UTC.



TROUGH NEAR 51S105E 56S104E 60S099E. FORECAST NEAR 50S132E 54S133E

56S131E AT

250000UTC.



PART 3 FORECAST

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

WEATHER

SYSTEM.



WHOLE AREA, OUTSIDE WARNING AREAS:

WESTERLY QUARTER WINDS SHIFTING NORTHERLY QUARTER WITHIN 300NM EAST

OF COLD

FRONTS, AND WITHIN 120NM EAST OF TROUGH, SHIFTING NORTHWESTERLY

QUARTER WITHIN

240NM WEST OF COLD FRONT [1] AND TENDING CLOCKWISE WITHIN 360NM OF

LOW [1] AND

WITHIN 180NM OF LOW [2]. WIND SPEEDS 20/33 KNOTS. ROUGH TO VERY ROUGH

SEAS.

MODERATE TO HEAVY SWELL.



RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS MAINLY

WITHIN 240NM OF

FRONTS AND TROUGH, AND WITHIN 240NM OF LOWS. VISIBILITY REDUCING

BELOW 2NM IN

PRECIPITATION.



PART 4 ICE EDGE

APPROXIMATELY 58S080E 58S100E 60S110E 60S120E 64S140E 63S150E 62S160E



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 09:00 UTC THURSDAY.=