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IDV10210 - Southeast Australia High Seas Forecast

IDV10210
 
SECURITE
Commonwealth Bureau of Meteorology 
Victoria
P.O. Box 1636 Melbourne Vic 3001
 
HIGH SEAS FORECAST FOR METAREA 10
SOUTH EASTERN AREA 28S/50S, 129E/170E. 
ISSUED BY THE BUREAU OF METEOROLOGY MELBOURNE
FOR 24 HOURS COMMENCING 1100 UTC 22 NOVEMBER 2009
 
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 issued 2206000UTC:
Over waters east of 160E.
In a belt 180 miles wide centred on a line 42S 165E 46S 163E 49S 160E: Northerly
40kt developing next 6 hours.
Gale area then moving eastsoutheast 20kt.

Adelaide Gale warning issued 220604UTC:
Within 41S129E 40S141E 48S141E 50S129E 41S129E.

Melbourne Gale warning issued 220701UTC:
Area bounded by 40S141E 39S146E 38S146E 41S160E 50S160E 50S155E 47S150E 47S141E
40S141E.

Sydney Gale warning issued 220509UTC:
Area bounded by 38S150E to 34S151E to 34S154E to 38S155E to 38S150E. 
 
Part 2 Situation at 0600 UTC
Refer to latest warnings for trough/front positions.

Near stationary ridge 29S159E to high 1024 hPa near 32S170E.

Second ridge developing over Bight waters along 34S.

 
Part 3 Forecast
Refer to latest warnings.

Within 180nm of ridges and 240nm of high, remaining area north of ridge: 
Variable winds to 15 knots. Slight seas and low to moderate swell.

Remainder east of trough/front and outside warning areas:
Northwesterly quarter winds 15/25 knots, increasing 25/33 knots within 120nm of
warning areas and south of 40S. Moderate to rough seas. Moderate swell. 

Remainder west of trough/front and outside warning areas:
Westerly quarter winds 15/25 knots tending southerly quarter north of 40S and
east of 150E with moderate seas. Wind increasing to 25/33 knots within 120 nm of
warning areas with rough seas. Moderate to heavy swell.

Scattered showers and thunderstorms within 240 nm of trough/front reducing
visibility to less than 2 nm. Isolated showers tending scattered south 40S
reducing visibility to less than 3 nm.

 
WEATHER MELBOURNE