South Eastern Area High Seas Forecast


High Seas Forecast for South Eastern Metarea 10
Issued by the Australian Government Bureau of Meteorology, BNOC
For 24 hours commencing 1100 UTC 6 July 2015

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
New Zealand Gale Warning 117 issued 060600UTC:
In a belt 120 nautical miles wide centred on a line 56S169E 54S167E 51S165E:
Southerly 35kt easing next 6 hours. Gale area moving north northeast 10kt.

Part 2 Situation at 0600 UTC
Refer to latest warnings.

Ridge [1] 40S154E 44S147E 50S142E. Forecast 40S148E 46S145E 50S145E at
061800UTC and 40S148E 46S147E 50S149E at 070600UTC.

Ridge [2] 33S129E 45S129E. Forecast 32S130E 35S132E 45S133E at 061800UTC and
32S133E 35S135E 42S135E at 070600UTC.

Cold front [1] 39S149E 38S158E 40S170E. Forecast 36S151E 35S160E 39S170E at
061800UTC and 32S153E 32S162E 35S170E at 070600UTC.

Trough [1] 39S149E 40S147E to low [1] 1013 hPa near 39S142E to low [2] 1013 hPa
near 38S138E to 45S132E to 47S129E. Forecast 37S150E 39S146E to low [2] 1017
hPa near 39S141E to 41S136E 45S132E at 061800UTC and 36S150E 38S149E 39S140E
44S134E at 070600UTC.

Cold front [2] approaching west of area, forecast 46S128E 50S130E at 070600UTC.

Part 3 Forecast
Refer to latest warnings.

Within 240nm of ridges:
Variable winds below 20 knots. Slight to moderate seas. Moderate swell
increasing moderate to heavy south of 43S.

Remainder west and northwest of ridge [1]:
SW quarter winds tending NE quarter south of trough and N quarter west of ridge
[2]. Clockwise winds within 120nm of lows [1] and [2]. Wind speeds 15/25 knots
increasing to 20/30 knots south of trough. Moderate to rough seas. Moderate
swell increasing moderate to heavy south of 43S.

Remainder east of ridge [2] and east of 150E outside warning area:
W quarter winds tending S quarter south of cold front [1]. Wind speeds 15/25
knots increasing to 20/30 knots within 240nm north of cold front [2] and
remaining area south of cold front [2]. Winds speeds further increasing to
25/33 knots within 120nm of warning area. Moderate to rough seas. Moderate to
heavy swell.

Rain areas, scattered showers and isolated thunderstorms within 240nm of cold
fronts and troughs. Scattered to isolated showers remainder away from ridges.
Visibility reducing below 2nm in precipitation.


The next routine forecast will be issued at 21:00 UTC Monday.