IDY10210
SECURITE
High Seas Forecast for South Eastern METAREA 10
SOUTHEASTERN AREA: 28S/50S, 129E/170E
Issued by the Australian Government Bureau of Meteorology
For 24 hours commencing 1100 UTC 24 January 2021
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.
Part 1 Warnings
Melbourne Gale Warning 5.
Part 2 Situation at 0600 UTC
Cold front [1] 39S129E 43S134E to low [1] 989hPa near 47S134E. Forecast trough
30S138E 40S145E to low [1] 987hPa near 51S158E at 251200UTC,
Warm front from low [1] to 49S140E to 47S134E. Forecast from low [1] to 48S171E
51S163E to 51S158E at 251200UTC.
Cold front [2] west of area. Forecast 39S135E 45S140E to low [2] 989hPa near
49S140E at 251200UTC.
Part 3 Forecast
Refer to latest warnings.
North of line 38S148E 46S160E, west of 158E:
Northerly quarter winds, reaching 25/30 knots starting from 250000UTC. Rough to
very rough seas. Low to moderate swell.
Within 180nm of lows:
Clockwise winds 25/30 knots. Rough to very rough seas. Moderate swell.
Within 240nm west of cold front [2]:
Northerly quarter winds 25/30 knots. Rough to very rough seas. Moderate swell.
South of line 50S155E 47S160E, outside warning area:
Westerly quarter winds 25/30 knots, easing below 25 knots by 241800UTC. Rough
to very rough seas. Heavy swell.
Remainder:
Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell,
increasing to moderate to heavy south of 40S, east from 138E.
Rain areas, scattered showers and isolated thunderstorms within 180nm of
fronts/trough, and within 300nm of lows. Isolated showers elsewhere. Visibility
reducing below 2nm in precipitation.
WEATHER MELBOURNE
The next routine forecast will be issued at 20:00 UTC Sunday.
