Western Area High Seas Forecast


High Seas Forecast for Western Metarea 10
WESTERN AREA: 12/30S 90/125E, 30/50S 80/129E
Issued by the Australian Government Bureau of Meteorology, BNOC
For 24 hours commencing 2300 UTC 29 May 2017

Wind gusts can be a further 40 percent stronger than the averages given here,
and maximum waves may be up to twice the height.

Part 1 Warnings
Refer to latest warnings for details of area affected.

Melbourne Storm Force Wind Warning 1.

Melbourne Gale Warning 2.

Melbourne Storm Force Wind Warning 4.

Part 2 Situation at 1800 UTC
Refer to latest warnings for boundary of affected area and type of weather

Cold front [1] 33S090E 36S102E 40S107E 50S105E. Forecast 41S117E 50S127E at
301200UTC and east of the area at 301800UTC.

Cold front [2] from 37S080E 43S085E 46S085E to low 971 hPa near 47S081E to
48S080E. Forecast 30S086E 38S103E 50S113E at 310000UTC.

Cold front [3] west of area, forecast 41S080E 46S086E 49S080E at 301200UTC and
34S080E 38S090E 45S097E 50S097E at 310000UTC.

High 1022 hPa near 28S100E. Forecast 1021 hPa near 28S107E at 310000UTC.

Part 3 Forecast
Refer to latest warnings.

North of 20S:
Easterly quarter winds 15/25 knots, increasing to 20/30 knots east of 123E.
Moderate to rough seas. Moderate swell, decreasing to low east of 118E.

South of 41S129E 30S090E, outside warning areas:
Northwesterly quarter winds, turning westerly quarter west of cold front [2]
north of 35S and also west of cold front [3]. Winds tending clockwise within
420nm of low. Wind speeds 20/30 knots, increasing to 25/33 knots within 120nm
of warning areas. Rough to very rough seas. Heavy swell.

Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell
increasing moderate to heavy south of 35S. Moderate swell.

Rain areas, scattered showers and isolated thunderstorms within 240nm of fronts
and 420nm of low. Scattered showers and isolated thunderstorms remainder south
of 40S. Visibility reducing below 2nm in precipitation.


The next routine forecast will be issued at 09:00 UTC Tuesday.