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 1100 UTC 13 January 2026
Part 1 Warnings
Nil.
Part 2 Situation at 130600 UTC
Trough [1] 26S155E to low [1] 1001hPa near 28S156E to low [2] 1005hPa near
36S161E to 38S165E. Forecast low [1] 1005hPa near 27S158E to 31S165E to low [2]
1005hPa near 39S170E at 141200UTC.
Trough [2] near 39S127E 33S124E. Forecast 35S140E 38S139E at 140600UTC then
moving inland.
Part 3 Forecast
Within 180nm of low [1] in the southwestern semicircle:
Clockwise winds 20/30 knots. Rough seas. Low to moderate swell.
Within 120nm of line 39S147E 39S151E: Easterly quarter winds 20/30 knots. Rough
seas. Low to moderate swell.
East of line 35S163E 40S163E:
Southerly quarter winds. Wind speeds 20/30 knots. Rough seas. Low to moderate
swell.
Remainder:
Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell,
increasing to moderate to heavy south of line 49S145E 48S160E.
Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of
troughs, north of line 40S148E 40S153E, and 300nm of lows. Heavy at times
within 240nm of the southeastern quadrant of low [1]. 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 20:00 UTC Tuesday.
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 1100 UTC 13 January 2026
Part 1 Warnings
Melbourne Gale Warning 8.
Part 2 Situation at 130600 UTC
Low 1007hPa near 12S114E at 130600UTC. Forecast to be slow moving.
Trough [1] near 39S127E 33S124E. Forecast near 38S130E 31S129E at 131500UTC
then continuing east of area.
Trough [2] near 34S087E 36S090E 44S093E. Forecast near 35S097E 44S106E at
141200UTC.
Cold front forecast to enter area from the west near 48S075E 49S077E 50S078E at
131800UTC, then near 47S097E 50S101E at 141200UTC.
Part 3 Forecast
East of line 31S112E 35S113E:
Southeasterly quarter winds 20/30 knots. Moderate to rough seas. Low to
moderate swell.
South of line 39S080E 39S088E 48S119E, outside of warning area:
Northwesterly quarter winds. Wind speeds 20/33 knots. Rough to very rough seas.
Moderate to heavy swell.
Remainder:
Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell.
Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of
troughs/front, north of line 17S090E 13S098E, and north of line 13S107E 17S114E
13S125E. 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 20:00 UTC Tuesday.
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 1100 UTC 13 January 2026
Part 1 Warnings
Nil.
Part 2 Situation at 130600 UTC
Monsoon trough 20S149E to tropical low (14U) near 20S161E to 19S166E. Forecast
to be slow moving.
Part 3 Forecast
West of line 09S148E 14S154E 18S154E:
Northwesterly quarter winds 20/30 knots. Rough seas. Low to moderate swell.
Within 240nm of Tropical Low (14U):
Clockwise winds. Wind speeds 15/25 knots. Moderate to rough seas. Low to
moderate swell.
Remainder:
Winds not exceeding 20 knots. Slight to moderate seas. Low swell, increasing to
low to moderate south of line 16S147E 12S150E 16S164E.
Rain areas, scattered showers and isolated thunderstorms throughout most of
area. Heavy at times within 240nm of the northern semicircle of Tropical Low
(14U). 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 20:00 UTC Tuesday.
40:2:1:31:11:01:00
IDY10240
SECURITE
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 1100 UTC 13 JANUARY 2026
PART 1 WARNINGS
NIL.
PART 2 SITUATION AT 130600 UTC
TROUGH NEAR 11S090E 10S100E TO LOW 1007HPA NEAR 12S114E. FORECAST TO
BE SLOW
MOVING.
PART 3 FORECAST
SOUTH OF LINE 01S106E 05S126E EQ132E EQ142E:
WESTERLY QUARTER WINDS. WIND SPEEDS 15/25 KNOTS. MODERATE TO ROUGH
SEAS. LOW
SWELL.
REMAINDER:
WINDS NOT EXCEEDING 20 KNOTS. SLIGHT TO MODERATE SEAS. LOW SWELL.
RAIN AREAS, SCATTERED SHOWERS AND THUNDERSTORMS THROUGHOUT EXCEPT
SOUTH OF LINE
13S141E 10S138E 10S133E 12S128E. HEAVY AT TIMES WITHIN 150NM OF LINE
12S114E
08S109E. 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 19:15 UTC TUESDAY.=