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
For 24 hours commencing 1100 UTC 28 May 2020

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
Refer to latest warnings for details of the area affected.

Melbourne Gale Warning 2.
Melbourne Storm Force Wind Warning 3.
Melbourne Gale Warning 5.
Melbourne Gale Warning 6.

Part 2 Situation at 0600 UTC
Refer to latest warnings for boundary of affected area and type of weather

Cold front 38S103E 38S113E 42S122E 44S121E 45S116E to low[1]973hPa near
44S116E. Forecast 37S116E 44S127E to low[1] 974hPa near 48S125E at 281200UTC
and out of area by 282100UTC.

Low [2] 996hPa near 46S100E. Forecast 980hPa near 43S109E at 281800UTC and
990hPa near 43S126E at 291200UTC.

Ridge developing 33S080E 30S115E by 291200UTC.

Part 3 Forecast
Refer to latest warnings.

South of ridge, outside warning areas:
Northwest quarter winds, shifting southwest quarter west of cold front. Winds
turning clockwise within 240nm of lows. Wind speeds 20/33 knots. Rough seas.
Moderate to heavy swell.

North of ridge: Southeasterly quarter winds 15/25 knots. Moderate to rough
seas. Moderate swell.

Rain, scattered showers and thunderstorms within 120nm of cold front and lows.
Scattered showers remainder south of 30S, away from ridge. Visibility reducing
below 2nm in precipitation.


The next routine forecast will be issued at 21:00 UTC Thursday.