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 27 February 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
Nil

Part 2 Situation at 0600 UTC
Refer to latest warnings.

Ridge [1] 28S151E 34S158E to high [1] 1015 hPa near 38S170E. Forecast 28S152E
36S164E to high [1] 1017 hPa near 38S172E at 271800UTC and 28S154E 35S161E to
high [1] 1018 hPa near 38S172E at 280600UTC.

Ridge [2] 38S141E 42S142E 45S144E to high [2] 1012 hPa near 47S158E to 47S170E.
Forecast 38S146E 45S147E 48S151E to high [2] 1013 hPa near 47S164E to 48S170E
at 271800UTC and 50S146E 52S155E to high [2] 1014 hPa near 48S167E to 49S170E
at 280600UTC.

Trough [1] 31S152E 40S158E 46S167E. Forecast 31S152E 41S158E 46S170E at
271800UTC and weakened at 280600UTC.

Trough [2] 31S124E to low [1] 1004 hPa near 39S129E 42S131E. Forecast 31S132E
40S136E to low [1] 994 hPa near 44S136E at 271800UTC and 30S136E 36S142E
44S144E to low [1] 989 hPa near 46S141E at 280600UTC.

Trough [3] 43S147E 40S154E. Forecast 45S148E 42S155E at 271800UTC and 47S148E
44S158E at 280600UTC.

Cold front 39S121E to low [2] 999 hPa near 44S123E to 50S127E. Forecast 40S129E
to low [2] 997 hPa near 43S130E to 50S134E at 271800UTC and 47S139E 50S140E at
280600UTC.

Part 3 Forecast
Refer to latest warnings.

Within 180nm of ridges and 240nm of highs:
Variable winds below 20 knots. Slight to moderate seas. Low to moderate swell.

Remainder east of ridge [1]:
E quarter 15/25 knots. Slight to moderate seas. Low to moderate swell.

Remainder south of ridge [2]:
NW quarter winds 10/20 knots. Moderate to rough seas. Low to moderate swell.

Remainder west of cold front and trough [2]:
SW quarter winds tending W quarter within 120nm west of trough [2] and
clockwise within 240nm of low [1] and 120nm of low [2]. Wind speeds 25/33
knots. Moderate to rough seas. Low to moderate swell.

Remainder:
Clockwise winds 20/30 knots within 240nm of low [1]. N quarter winds tending NW
quarter east of trough [1], NE quarter within 180nm south of trough [3].
Variable winds below 20 knots remainder between trough [1] and ridge [2] till
272100UTC. Wind speeds 15/25 knots, increasing to 20/30 knots after 280600UTC.
Moderate to rough seas. Low to moderate swell.


Rain areas, scattered showers and isolated thunderstorms within 240nm of cold
front and low and 180nm of troughs. Isolated showers elsewhere away from
ridges. Visibility reducing below 2nm in precipitation.

WEATHER MELBOURNE

The next routine forecast will be issued at 20:00 UTC Friday.