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 National Meteorological and Oceanographic
Centre
FOR 24 HOURS COMMENCING 1100 UTC 23 APRIL 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 Storm Force Wind Warning 3 issued 230646UTC:
Area bounded by 50S134E 46S129E 42S134E 43S146E 42S154E 50S152E 50S134E.

New Zealand Gale Warning 526 issued 230600UTC:
Over waters east of 160E. 
In a belt 300 nautical miles wide centred on a line 54S151E 53S165E 52S174E:
Westerly 40kt.
Gale area moving east 40kt.

 
Part 2 Situation at 0600 UTC
Refer to latest warnings.

Ridge [1] 28S153E to high [1] 1023 hPa near 33S169E, near stationary.

High [2] 1018 hPa near 43S159E. Forecast 1016 hPa near 44S168E at 231800UTC then
out of area. 

Cold front 39S129E 42S134E to low 975 hPa near 49S136E. Forecast 39S143E 47S147E
to low 972 hPa near 52S142E at 231800UTC and 33S151E 39S156E 50S156E at
240600UTC.

Ridge [2] developing and forecast 39S129E to high [2] 1020 hPa near 38S135E to
38S141E at 240600UTC. 
 
Part 3 Forecast
Refer to latest warnings.

Within 180nm of ridges and 300nm of highs:
Variable winds below 20 knots. Slight to moderate seas. Low swell near ridge [1]
and highs. Moderate swell near ridge [2].

North of ridge [1]:
NE quarter winds 10/20 knots. Slight to moderate seas. Low swell.

Remainder south of ridge [1] and east of cold front, outside warning areas:
NW quarter winds 15/25 knots increasing 25/33 knots within 120nm of warning
areas. Moderate to rough seas. Low to moderate swell increasing moderate to
heavy south of 46S.

Remainder west of front, outside warning area:
W quarter winds 15/25 knots increasing 25/33 knots within 120nm of warning area.
Winds becoming NE quarter 10/20 knots north of developing ridge [2]. Moderate to
rough seas. Moderate to heavy swell.

Rain areas, scattered showers and isolated thunderstorms within 180nm of cold
front and within 240nm of low. Isolated showers remainder away from ridges.
Visibility reducing below 2nm in precipitation.
 
WEATHER MELBOURNE
 
The next routine forecast will be issued at 2200  UTC 23 April 2014