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 2300 UTC 25 MAY 2012
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 STORM FORCE WIND WARNING issued at 251800UTC:
Over waters east of 160E.
1. In a belt 180 nautical miles wide
centred on a line 41S163E 43S162E 45S160E:
Northerly 40kt rising to 50kt next 6-12 hours. Storm area moving southeast 15kt.
2. Outside area 1 and in a belt 360 nautical miles wide
centred on a line 28S160E 34S163E 39S162E 48S156E:
Northerly 40kt at times. Gale area moving southeast 30kt.
New Zealand GALE WARNING issued at 251800UTC:
Over waters east of 160E.
In an area bounded by 35S160E 37S164E 43S163E 43S160E 35S160E:
Northwest 35kt developing next 6-12 hours.
Melbourne GALE WARNING issued 251943UTC: Area bounded by 32S155E 34S160E 50S160E
50S154E 45S148E 40S148E 40S142E 38S142E 38S150E 35S151E 32S155E.
Part 2 Situation at 1800 UTC
Refer to latest warnings.
Trough/cold front near 28S159E 40S154E to deepening low 992 hPa near 44S153E to
50S155E at 251800UTC and near 28S161E 36S156E 44S155E to low 983 hPa near
48E157E to 50S159E at 260600UTC and near 28S162E 50S161E to low 973 hPa near
54S164E at 261800UTC.
Developing ridge forecast near 39S129E 39S135E at 260600UTC and near 38S129E
29S153E 29S160E at 261800UTC.
Part 3 Forecast
Refer to latest warnings.
North of and within 120nm south of ridge:
Southerly quarter winds winds 10/20 knots becoming variable to 15 knots after
261800UTC. Slight to moderate seas. Moderate swell.
Within 480nm of low in northern semicircle outside warning area: Clockwise winds
20/30 knots grading to 25/33 knots within 120nm of warning area. Moderate to
rough seas. Moderate to heavy swell.
Remainder east of trough/cold front outside warning area:
Northerly quarter winds 20/30 knots grading 25/33 knots within 120 nm of warning
areas. Moderate to rough seas. Moderate to heavy swell.
Remainder west of trough/cold front outside warning area: SW quarter winds 20/30
knots grading to 25/33 knots within 120 nm of warning areas. Moderate to rough
seas. Moderate to heavy swell.
Rain areas, scattered showers and isolated thunderstorms within 480nm of
troughs/cold front and 360nm of low. Scattered showers over the remainder west
of cold front. Visibility reduced to below 2nm in precipitation.
WEATHER MELBOURNE
