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 2300 UTC 24 May 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 241813UTC:
Area bounded by 43S119E 48S130E 50S132E 50S124E 46S119E 43S119E.

New Zealand Gale warning 610 issued at 242008UTC:
1. In a belt 180 nautical miles wide centred on a line 58S175E 54S175E 49S174E:
Southerly 35kt. Gale area moving east 10kt.
2. Outside area 1 and in a belt 660 nautical miles wide centred on a line
62S178E 49S171E 38S177E: Southerly 35kt. Gale area moving east 15kt.

Part 2 Situation at 1800 UTC

Refer to latest warnings.

Ridge [1] 50S149E to high 1034 hPa near 36S152E to 28S155E. Forecast 50S152E to
high 1031 hPa near 34S154E to 28S163E at 250600UTC and 50S153E 46S154E to high
1027 hPa near 34S156E to 28S170E at 251800UTC.

Ridge [2] 35S129E 36S141E. Forecast 38S142E 38S129E at 250600UTC and 38S148E
41S144E 42S136E at 251800UTC.

Ridge [3] forecast 46S129E 48S132E 50S136E at 251800UTC.

Cold front [1] 43S137E 45S138E 50S134E. Forecast 45S146E 48S144E 50S140E at
250600UTC and 44S150E 47S149E 50S147E at 251800UTC.

Cold front [2] forecast 35S114E 37S118E 45S129E 47S130E 50S129E at 250600UTC
and 48S136E 50S138E at 251800UTC.

Part 3 Forecast
Refer to latest warnings.

Within 180nm of ridges and 300nm of high and northwest of ridge [2]:
Variable winds below 20 knots. Slight to moderate seas. Low to moderate swell.

Remainder east of ridge outside warning area:
SW winds 20/30 knots grading to 25/33 knots within 120nm of warning area.
Moderate to rough seas. Moderate to heavy swell.

Remainder west of ridge outside warning area:
N quarter winds tending W quarter west of cold front [2] and within 300nm west
of cold front [1]. Wind speeds 15/25 knots increasing to 20/30 knots within
300nm east cold front [2] and 25/33 knots within 120nm of warning area.
Moderate to rough seas. Moderate to heavy swell.

Scattered showers and isolated thunderstorms within 240nm of trough and cold
front and east of ridge south of 40S. Isolated to scattered showers remainder
away from ridge. Visibility reducing below 2nm in precipitation.

WEATHER MELBOURNE

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