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 18 April 2026
Part 1 Warnings
Refer to latest warnings for boundary of affected area and type of weather
system.
Melbourne Gale Warning 6.
Melbourne Gale Warning 10.
Final Melbourne Gale Warning 1.
Part 2 Situation at 180600 UTC
Trough 27S159E 33S168E. Forecast trough 26S171E 33S175E at 190000UTC and then
exiting east of area thereafter.
Low 987hPa near 45S162E. Forecast low 996hPa near 37S169E at 190600UTC.
Cold front near 35S130E 44S129E 50S127E. Forecast cold front near 45S143E
50S144E at 190600UTC.
Part 3 Forecast
Refer to latest warnings for details of the area affected.
South of line 41S149E 31S153E 28S159E 28S170E, outside warning area:
Southerly quarter winds within 180nm southwest of trough, shifting
northwesterly quarter northeast of trough, turning clockwise within 780nm of
low. Wind speeds 20/33 knots. Rough to very rough seas. Moderate to heavy swell.
South of line 36S129E 37S134E 48S145E, outside of warning areas:
Northerly quarter winds 20/33 knots, shifting westerly quarter west of front.
Rough to very rough seas. Moderate to heavy swell.
Remainder:
Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell,
increasing up to heavy swell south of line 41S129E 38S138E 50S145E.
Rain areas, scattered showers and isolated thunderstorms mostly within 180nm of
trough and cold front and within 390nm of low. 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 21:00 UTC Saturday.
