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 5 March 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 Storm Force Wind Warning 2 issued 050655UTC:
Area bounded by 50S130E 44S132E 38S144E 36S153E 36S160E 48S160E 46S153E 47S149E
50S143E 50S130E.

Melbourne Gale Warning 5 issued 050645UTC:
Area bounded by 32S160E 35S151E 40S146E 44S156E 41S160E 32S160E.

New Zealand Gale Warning 084 issued 050632UTC:
Over waters east of 160E. In a belt 300 nautical miles wide centred on a line
39S162E 51S164E 57S170E: Northerly 35kt at times. Gale area moving east
southeast 40kt.

New Zealand Gale Warning 086 issued 050632UTC:
Over waters east of 160E. Front 30S158E 37S161E 42S161E moving east southeast
35kt.
1. Within 180 nautical miles east of front: Northerly 35kt developing next 6-12
hours.
2. Within 240 nautical miles west of front: Westerly 35kt.
Gale areas then moving with front.

Part 2 Situation at 0600 UTC
Refer to latest warnings.

Ridge [1] 28S165E 31S170E 35S174E. Forecast east of area by 051200UTC.

Ridge [2] 36S129E 36S140E. Forecast 35S129E 33S139E at 051800UTC and 34S129E
33S139E at 060600UTC.

Ridge [3] forecast developing near 30S153E 29S163E 33S170E at 060600UTC.

Ridge [4] forecast developing near 44S140E 50S142E at 060001UTC and 43S144E
50S147E at 060600UTC.

Cold front [1] 28S153E 30S157E 38S161E 43S161E to low [1] 984 hPa near 46S162E
to 50S164E. Forecast 28S163E 34S168E 40S168E to low [1] 974 hPa near 49S166E to
50S166E at 051800UTC and 28S165E 31S170E at 060600UTC.

Low [2] 981 hPa forecast developing near 50S150E at 051200UTC. Forecast low [2]
977 hPa near 45S154E at 051800UTC and low [2] 969 hPa near 45S159E at 060600UTC.

Cold front [2] developing near 37S159E 41S163E 44S162E 45S159E at 060600UTC.

Part 3 Forecast
Refer to latest warnings.

Within 180nm of ridges and east of ridge [1]:
Variable winds below 20 knots. Low to moderate swell grading to heavy along
ridge [2].

Remainder east of cold front [1], outside warning areas:
NW quarter winds tending clockwise within 120nm of low [1]. Wind speeds 15/25
knots increasing to 20/30 knots within 240nm east of front south of 32S. Winds
further grading to 25/33 knots within 120nm of warning areas. Moderate to rough
seas and moderate to heavy swell.

Remainder north of ridge [2], west of 140E:
S quarter winds 15/20 knots. Moderate seas. Moderate to heavy swell.

Remainder south of ridge [2] and west of cold front [1], outside warning areas:
SW quarter winds tending clockwise within 120nm of low [1]. Winds becoming
clockwise within 240nm of low [2] after 051200UTC and within 360nm of low after
060001UTC. Wind speeds 20/30 knots grading to 25/33 knots within 120nm of
warning areas. Winds tending W quarter 15/25 knots west of ridge [4]. Moderate
to rough seas. Moderate to heavy swell.

Rain areas, scattered showers and isolated thunderstorms within 240nm of cold
front and low [2]. Scattered showers and isolated thunderstorms west of cold
fronts south of 40S. Isolated showers remainder. Visibility reducing below 2nm
in precipitation.

WEATHER MELBOURNE

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