IDW23100
40:2:2:24:11S091E999:11:00
SECURITE
OCEAN WIND WARNING FOR METAREA 10
Issued by the Australian Bureau of Meteorology
Tropical Cyclone Warning Centre
at 0108 UTC 15 DECEMBER 2025
GALE WARNING
Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.
SITUATION
At 0000 UTC Tropical Cyclone Bakung was centred within 30 nautical miles of
latitude ten decimal nine south (10.9S)
longitude ninety one decimal zero east (91.0E)
Recent movement : slow moving towards the east-southeast
Maximum winds : 45 knots
Central pressure: 992 hPa
AREA AFFECTED
Within 50 nautical miles in SE quadrant
and within 40 nautical miles in SW quadrant
and within 30 nautical miles in NW quadrant.
FORECAST
Maximum winds to 45 knots near the centre easing to 40 knots by 0000 UTC 16
December.
Winds above 34 knots within 50 nautical miles in SE quadrant
and within 40 nautical miles in SW quadrant
and within 30 nautical miles in NW quadrant with rough seas and moderate
swell.
Forecast positions
At 1200 UTC 15 December: Within 50 nautical miles of 10.9 south 91.8 east
Central pressure 993 hPa.
Winds to 45 knots near centre.
At 0000 UTC 16 December: Within 70 nautical miles of 10.7 south 92.7 east
Central pressure 996 hPa.
Winds to 40 knots near centre.
REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use email to tcwc@bom.gov.au.
Next warning will be issued by 0700 UTC 15 December 2025.
AUSTRALIAN BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE
IDY10230
SECURITE
High Seas Forecast for North Eastern METAREA 10
NORTHEASTERN AREA: EQUATOR TO 25S, 142E TO 170E
Issued by the Australian Government Bureau of Meteorology
For 24 hours commencing 2300 UTC 14 December 2025
Part 1 Warnings
Nil.
Part 2 Situation at 141800 UTC
Trough near 06S154E to low 1003hPa near 14S168E. Forecast trough near 12S164E
to low 1005hPa near 16S170E at 160000UTC.
Part 3 Forecast
East of line 10S170E 14S167E 17S169E:
Clockwise winds 20/30 knots within 120nm of low. Moderate to rough seas. Low to
moderate swell.
Remainder:
Winds not exceeding 20 knots. Slight to moderate seas. Low swell.
Rain areas, isolated showers and isolated thunderstorms throughout area. Heavy
at times within 150nm of low, and east of trough. Visibility reducing below 2nm
in precipitation.
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 Monday.
IDY10210
SECURITE
High Seas Forecast for South Eastern METAREA 10
SOUTH EASTERN AREA: COAST AT 25S TO 25S170E TO 29S170E TO 45S160E TO 50S160E TO
50S129E TO COAST AT 129E
Issued by the Australian Government Bureau of Meteorology
For 24 hours commencing 2300 UTC 14 December 2025
Part 1 Warnings
Melbourne Gale Warning 1.
Part 2 Situation at 141800 UTC
Cold front near 38S156E 42S163E. Forecast 31S166E 33S168E at 160000UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 37S165E 36S150E 46S134E 41S129E, outside warning area:
Northwesterly quarter winds, shifting southwesterly quarter within 1200nm east
of cold front. Wind speeds 20/33 knots. Rough seas. Moderate to heavy swell.
Remainder:
Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell.
Rain areas, scattered showers and isolated thunderstorms mostly within 240nm of
front. Visibility reducing below 2nm in precipitation.
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 Monday.
IDY10220
SECURITE
High Seas Forecast for Western METAREA 10
12S TO 30S BETWEEN 90E AND 125E, AND 30S TO 50S BETWEEN 80E AND 129E
Issued by the Australian Government Bureau of Meteorology
For 24 hours commencing 2300 UTC 14 December 2025
Part 1 Warnings
Refer to latest warnings for details of the area affected.
Hurricane Force Wind Warning issued by TCWC for Severe Tropical Cyclone
"Bakung".
Part 2 Situation at 141800 UTC
Cold front near 41S104E 48S109E 50S109E. Forecast cold front near 37S117E
50S125E at 160000UTC.
Trough [1] near 41S097E 50S104E. Forecast trough [1] near 24S099E 33S106E
40S110E at 160000UTC.
Trough [2] west of area, forecast to enter near 49S080E 50S081E at 150600UTC,
and forecast trough [2] 40S081E 47S094E 50S096E at 160000UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 50S110E 39S108E 28S100E 20S090E, outside warning areas:
Southwesterly quarter winds, shifting northwesterly quarter east within 360nm
of troughs, and within 240nm east of cold front. Wind speeds 20/33 knots. Rough
seas. Moderate to heavy swell.
Within 300nm of 26S093E 36S105E:
Southerly quarter winds within 240nm west of trough [1], shifting northwesterly
quarter within 240nm east of trough [1]. Wind speed 20/30 knots. Rough seas.
Moderate swell.
North of line 16S096E 14S090E, outside of warning areas:
Southeasterly quarter winds 20/33 knots. Rough seas. Moderate swell.
Remainder:
Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell.
Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of
troughs and cold front. Visibility reducing below 2nm in precipitation.
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 Monday.
40:2:1:31:11:01:00
IDY10240
SECURITE
UPDATED HIGH SEAS FORECAST FOR NORTHERN METAREA 8/10/11
NORTHERN AREA: EQUATOR TO 12S, 90E TO 142E AND SOUTHWARD TO COAST,
125E TO 142E
ISSUED BY THE AUSTRALIAN GOVERNMENT BUREAU OF METEOROLOGY
FOR 24 HOURS COMMENCING 2300 UTC 14 DECEMBER 2025
PART 1 WARNINGS
REFER TO LATEST WARNINGS FOR DETAILS OF THE AREA AFFECTED.
STORM FORCE WIND WARNING ISSUED BY TCWC FOR TROPICAL CYCLONE
"BAKUNG".
PART 2 SITUATION AT 141800 UTC
SEVERE TROPICAL CYCLONE 'BAKUNG' 981HPA NEAR 10.9S90.8E. FORECAST
TROPICAL
CYCLONE 'BAKUNG' 994HPA NEAR 11S92.7E AT 160000UTC.
TROPICAL LOW (03U) 1004HPA NEAR 12S113E, NEAR STATIONARY.
TROPICAL LOW (07U) 1007HPA NEAR 09S133E, FORECAST 1005HPA NEAR
09S135E AT
160000UTC.
PART 3 FORECAST
REFER TO LATEST WARNINGS FOR DETAILS OF THE AREA AFFECTED.
WEST OF LINE EQ090E 04S121E 07S121E 12S114E, OUTSIDE WARNING AREA:
CLOCKWISE WINDS WITHIN 240NM OF TROPICAL LOW (03U) AND WITHIN 540NM
OF TROPICAL
CYCLONE 'BAKUNG'. WIND SPEED 20/25 KNOTS, INCREASING TO 20/33 KNOTS
WITHIN
120NM OF SEVERE TROPICAL CYCLONE 'BAKUNG'. ROUGH SEAS. LOW TO
MODERATE SWELL.
REMAINDER:
WINDS NOT EXCEEDING 20 KNOTS. SLIGHT TO MODERATE SEAS. LOW SWELL.
RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGHOUT,
HEAVY AT
TIMES WITHIN 120NM OF LOWS AND WITHIN 180NM OF TC. VISIBILITY
REDUCING BELOW
2NM IN PRECIPITATION.
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 07:15 UTC MONDAY.=