IDY10210 SECURITE Updated High Seas Forecast for South Eastern Metarea 10 SOUTHEASTERN AREA: 28S/50S, 129E/170E Issued by the Australian Government Bureau of Meteorology, BNOC For 24 hours commencing 1100 UTC 19 December 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 Nil. Part 2 Situation at 0600 UTC Refer to latest warnings. Ridge  36S129E to high  1020 hPa near 36S136E to 37S151E 50S159E, forecast 39S129E to high  1018 hPa near 37S141E to 35S152E to high  1017 hPa near 37S155E to 50S162E at 200600UTC and 39S128E 40S143E to high  1018 hPa near 35S154E to 39S160E 50S166E at 201800UTC. Ridge  from high  near 36S136E to 41S131E 47S132E 50S136E , forecast from high  near 37S141E to 45S141E 50S144E at 200600UTC and from high  near 35S153E to 50S151E at 201800UTC. Cold front/trough  28S159E 35S163E to low  1001 hPa near 42S165E to 48S162E 50S162E, forecast 28S167E 39S168E 39S168E to low  1000 hPa near 44S166E to 50S168E at 200600UTC and 28S169E 43S170E to low  1002 hPa near 46S170E 50S174E at 201800UTC. Trough  from low  1001 hPa near 43S165E to 46S168E 50S166E , forecast from low  1000 hPa near 45S166E to 48S171E at 200600UTC and east of area by 201800UTC. Trough  43S144E 46S148E 50S149E, forecast 42S149E 46S154E 50S157E at 200600UTC and 43S158E 47S160E 50S163E at 201800UTC. Cold front  west of area forecast 40S129E 46S136E 50S135E at 201800UTC. Part 3 Forecast Refer to latest warnings. Within 180nm of ridge  and 240nm of ridge  and highs: Variable winds below 20 knots tending W quarter 10/20 knots along ridge  south of 45S. Slight to moderate seas. Moderate swell. Remainder east of cold front/trough : N quarter winds 10/20 knots tending clockwise 20/30 knots within 240nm of low, except in the southern quadrant, moderate to rough seas. Winds becoming variable and easing to 20 knots remainder south of low with seas abating. Moderate swell. Remainder west of cold front/trough , east of ridge : W 15/25 knots quarter winds tending NW quarter remainder east of trough  shifting SW quarter within 300nm west of trough. Moderate to rough seas. Moderate swell increasing moderate to heavy south of 45S. Remainder west of ridge : N/NW Winds 20/30 knots east of cold front  shifting SW quarter west of front. Moderate to rough seas. Moderate swell increasing moderate to heavy south of 45S. Rain areas and isolated thunderstorms within 300nm of cold fronts, troughs and lows and remainder east of front/trough . Isolated showers remainder west of cold front  away from ridges. Visibility reduced below 2nm in precipitation. WEATHER MELBOURNE The next routine forecast will be issued at 20:00 UTC Friday.