South Eastern Area High Seas Forecast

IDY10210
SECURITE

Updated 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 2 August 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 3 issued 021853UTC:
Area [1]: bounded by 45S136E 41S137E 39S142E 38S148E 35S153E 37S157E 42S159E
45S146E 49S145E 45S136E. Area [2]: bounded by 45S136E 41S137E 39S142E 38S148E
35S153E 37S157E 42S159E 45S146E 49S145E.

Melbourne Gale Warning 1 issued 021851UTC:
Area bounded by 50S124E 47S130E 44.5S145E 47S149E 50S149E 50S124E.

New Zealand Storm Force Wind Warning 041 issued 021800UTC:
Over waters east of 160E.
Low 974hPa near 50S 158E moving southeast 25kt.
1. Within 300 nautical miles of low in sector from southwest through northwest
to southeast: Clockwise 35kt rising to 50kt next 6-12 hours.
2. Outside area 1 and within 540 nautical miles of low in sector from north
through east to southeast: Clockwise 35kt.
3. Outside areas 1 and 2 and within 360 nautical miles of low in western
semicircle: Clockwise 35kt developing next 6 hours.
Storm and gale areas moving with low.

New Zealand Gale Warning 046 issued 021800UTC:
Over waters east of 160E.
In an area bounded by 39S 160E 43S 164E 45S 164E 44S 160E 39S 160E: Northwest
35kt developing next 6-12 hours.

Part 2 Situation at 1800 UTC
Refer to latest warnings.

Ridge [1] 28S166E 29S170E. Near Stationary.

Ridge [2] 46S129E 50S139E. Forecast 39S129E 50S154E at 030600UTC and 34S129E
41S151E 50S159E at 031800UTC.

Trough [1] 31S152E 39S163E to low [1] 990hPa near 46S164E.
Weakening and merging with trough [2] by 030600UTC.

Trough [2] 37S146E 41S150E to low [2] 986hPa near 47S151E to 50S158E.
Forecast 28S153E 35S159E to low [2] 991hPa near 46S160E to 50S163E at 030600UTC
and
28S157E 33S165E 39S168E 46S166E 50S169E at 031800UTC.

Part 3 Forecast
Refer to latest warnings.

Within 180nm of ridge [1]:
N quarter winds below 20 knots. Slight to moderate seas. Low to moderate swell.

Remainder east of trough [2], outside warning areas:
W quarter winds shifting NW quarter east of trough [1], tending clockwise 15/25
knots within 180nm of low [2] and within 90nm of low [1]. Winds increasing to
25/33 knots within 120nm of warning areas. Moderate to rough seas. Moderate to
heavy swell.

Remainder west of trough [2], outside warning areas:
SW quarter winds 15/25 knots, increasing to 25/33 knots within 180nm of warning
area. Winds turning W quarter west of ridge [2]. Moderate to rough seas.
Moderate to heavy swell.

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

WEATHER MELBOURNE

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