South Eastern Area High Seas Forecast

IDY10210
SECURITE

High Seas Forecast for South Eastern Metarea 10
SOUTHEASTERN AREA: 28S/50S, 129E/170E
Issued by the Australian Government Bureau of Meteorology, BNOC
For 24 hours commencing 1100 UTC 28 July 2015

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

Part 1 Warnings
Melbourne Gale Warning 1 issued 280646UTC:
Area bounded by 50S143E 50S124E 46S117E 48S138E 50S143E.

New Zealand Gale Warning 591 issued 280634UTC:
AT 280600UTC
In a belt 300 nautical miles wide centred on a line 54S168E 51S170E 48S172E:
Southwest 35kt developing next 6-12 hours. Gale area then moving east 30kt.

New Zealand Gale Warning 592 issued 280634UTC:
AT 280600UTC, over waters east of 160E.
In a belt 240 nautical miles wide centred on a line 43S162E 39S166E 37S168E:
Southwest 35kt at times. Gale area moving east 25kt.

Part 2 Situation at 0600 UTC
Refer to latest warnings.

Ridge [1] 31S129E to high 1035 hPa near 35S138E to 50S147E. Forecast from high
1035 hPa near 36S148E to 50S160E at 281800UTC and 35S150E to high 1030 hPa near
36S153E to 50S169E at 290600UTC.

Ridge [2] developing near 33S152E 28S168E at 281800UTC and 35S154E 29S170E at
290600UTC.

Front forecast entering from west near 49S129E 50S131E at 281800UTC and 45S129E
50S139E at 290600UTC.

Part 3 Forecast
Refer to latest warnings.

Within 180nm of ridges and 300nm of high:
Variable winds below 20 knots tending W quarter 15/25 knots near ridge [1]
south of 40S until 281500UTC. Slight to moderate seas rising to moderate south
of 40S until 281500UTC. Moderate swell.

Remainder east of ridge [1] outside warning areas:
SW quarter winds tending S quarter north of ridge [2]. Wind speeds 20/30 knots
easing to 15/25 knots within 240nm of ridges and also remainder north of ridge
[1]. Winds grading to 25/33 knots within 120nm of warning areas. Moderate to
rough seas. Moderate to heavy swell.

Remainder west of ridge [1] outside warning area:
NW quarter winds tending N quarter north of 37S and shifting SW quarter west of
front. Wind speeds 20/30 knots easing to 15/25 knots north of 41S and also west
of front. Winds grading to 25/33 knots within 120nm of warning area. Moderate
to rough seas. Moderate to heavy swell.

Rain areas, scattered showers and isolated thunderstorms within 180nm of front.
Scattered to isolated showers east of ridge [1] south of ridge [2], tending
isolated elsewhere. Visibility reducing below 2nm in precipitation.

WEATHER MELBOURNE

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