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 September 2016

PLEASE BE AWARE
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
Nil.

Part 2 Situation at 1800 UTC
Refer to latest warnings.

Ridge [1] 28S159E 48S159E to high [1] 1017 hPa near 50S168E. Forecast 28S162E
50S161E 51S170E at 250600UTC and 34S167E 40S162E 46S161E at 251800UTC.

Trough 38S170E 46S166E. Forecast 46S163E to low [1] 1001 hPa near 38S170E at
250600UTC and 48S163E 42S165E 38S170E at 251800UTC.

Cold front [1] 36S150E 40S150E 50S142E. Forecast 28S155E to low [2] 1002 hPa
near 33S157E to 41S153E 50S151E at 250600UTC and 28S161E to low [2] 1002 hPa
near 31S162E to low [3] 1002 hPa near 41S156E to 50S157E at 251800UTC.

Cold front [2] west of area. Forecast 39S129E 50S133E at 250600UTC and 32S131E
36S135E 50S136E at 251800UTC.

Developing ridge [2] from high [2] 1013 hPa near 40S146E to 50S149E at
251800UTC.

Part 3 Forecast
Refer to latest warnings.

Within 180nm of ridges, 180nm of highs:
Variable winds below 20 knots. Slight to moderate seas. Low to moderate swell.

Remainder east of ridge [1]:
S quarter winds tending E quarter east of trough. Clockwise winds within 240nm
of low [1]. Wind speeds 15/25 knots. Moderate to rough seas. Low to moderate
swell.

Remainder west of ridge [1]:
W quarter winds tending S quarter within 180nm west of cold fronts. N quarter
winds east of cold front [1] and within 360nm east of cold front [2].Wind
speeds 15/25 knots increasing to 20/30 knots south of 45S and within 240nm of
cold fronts. Moderate to rough seas. Moderate swell.

Rain areas, scattered showers and isolated thunderstorms within 300nm of lows
and within 240nm of fronts. Isolated showers remainder away from ridge.
Visibility reducing to below 2nm in precipitation.

WEATHER MELBOURNE

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