South Eastern Area High Seas Forecast

IDY10210
SECURITE
 
HIGH SEAS FORECAST FOR METAREA 10
SOUTHEASTERN AREA: 28S/50S, 129E/170E
Issued by the Bureau of Meteorology Bureau National Operations Centre
FOR 24 HOURS COMMENCING 2300 UTC 01 OCTOBER 2014
 
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 011855UTC:
Area bounded by 50S134E 45S144E 43S146E 39S160E 50S160E 50S134E.

New Zealand Gale Warning 022 issued 011931UTC:
Over waters east of 160E:
In an area bounded by 42S160E 45S164E 51S163E 51S160E 42S160E: Westerly 40kt
developing next 6-12 hours.

New Zealand Gale Warning 023 issued 011931UTC:
In a belt 180 nautical miles wide centred on a line 43S161E 41S162E 39S164E:
Southwest 35kt easing next 6-12 hours.
Gale area moving east northeast 25kt.
 
Part 2 Situation at 1800 UTC
Refer to latest warnings.

Ridge [1] 39S129E to high 1028 hPa near 37S133E to 34S138E. Forecast 50S132E to
high 1026 hPa near 39S134E to 34S138E at 020600UTC and 50S140E to high 1023 hPa
near 39S140E to 36S141E at 021800UTC. 

Ridge [2] developing along 32S153E 28S156E at 021800UTC.

Cold front [1] 28S163E 34S168E 40S169E to low 994 hPa near 43S166E to 44S165E
50S167E, forecast east of area by 020600UTC.

Cold front [2] 45S138E 47S151E 50S156E. Forecast 40S148E 42S159E 45S165E 50S167E
at 020600UTC and 37S154E 37S163E 39S170E at 021800UTC.
 
Part 3 Forecast
Refer to latest warnings.

Within 120nm of ridges:
Variable winds below 20 knots. Slight to moderate seas. Moderate swell.

East of ridge [1] outside warning areas:
SW quarter winds shifting N quarter east of cold front [1] and clockwise within
180nm of low. Wind speeds 15/25 knots increasing to 20/30 knots south of 35S and
grading to 25/33 knots within 120nm of warning areas. Moderate to rough seas.
Moderate swell increasing to heavy south of 40S.

Remainder west of ridge [1]:
NE quarter winds shifting NW quarter south of 40S. Wind speeds 15/25 knots with
moderate seas. Moderate swell.

Rain areas, scattered showers and isolated thunderstorms within 240nm of fronts.
Scattered to isolated showers remainder south of lin 41S139E 30S164E 30S164E.
Visibility reducing below 2nm in precipitation.
 
WEATHER MELBOURNE
 
The next routine forecast will be issued at 0900  UTC 02 October 2014