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 22 MAY 2013
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
New Zealand Gale Warning 677 issued 220600UTC:
Low 992hPa near 40S168E moving east OF northeast 20 knots.
In a belt 180nm wide centred on a line 45S164E 41S162E 37S165E 36S169E:
Clockwise 35 knots at times. Gale area moving east of northeast 15 knots.
Part 2 Situation at 0600 UTC
Refer to latest warnings.
Low [1] 992hPa near 41S169E. Forecast 1000hPa near 41S172E at 230600UTC.
Trough from low [2] 1005hPa near 30S145E to 35S139E 44S136E. Forecast low
1006hPa near 31S156E to 40S151E at 230600UTC.
Ridge 42S129E to high 1018hPa near 47S142E to 34S156E 28S157E. Forecast 38S129E
to high 1022hPa near 43S151E to 37S162E 28S169E at 230600UTC.
Part 3 Forecast
Refer to latest warnings.
Within 180nm of ridge and 240nm of high centre:
Variable winds below 20 knots. Slight to moderate seas. Moderate swell.
Remainder north of ridge:
Variable winds below 25 knots, tending clockwise within 240nm of lows. Winds
increasing to south to southeasterly 20/30 knots west of trough and clockwise
20/30 knots within 180nm of Lows. Moderate to rough seas. Moderate swell.
Remainder south and east of ridge and outside NZ warning area:
Southwesterly quarter winds 15/25 knots east of high, turning northwesterly west
of high and tending clockwise within 480nm of Low [1]. Clockwise winds
increasing to 25/33 knots within 180nm of warning area. Moderate to rough seas.
Moderate to heavy swell.
Rain areas, scattered showers and isolated thunderstorms within 540nm of low [1]
and within 180nm of low [2]. Isolated showers over remainder away from ridge,
becoming more scattered in far southwest of area after 221200UTC. Visibility
below 2nm in precipitation.
WEATHER MELBOURNE
The next routine forecast will be issued at 2200 UTC 22 May 2013
