Issued by the Australian government Bureau of Meteorology, bnoc for 24 hours commencing 2300 UTC 17 December 2017
Please be aware wind gusts can be a further 40 percent stronger than the averages given here, and maximum waves may be up to twice the height.
Part 1 warnings refer to latest warnings for details of the area affected.
Melbourne Gale Warning 1. Melbourne storm force wind warning 5.
Part 2 situation at 1800 UTC refer to latest warnings for boundary of affected area and type of weather system.
Cold front  entering area 48s143e 50s145e, forecast east of area by 190000utc.
Cold front  32s130e 36s130e to low 994hpa 36s130e, cold front forecast 32s132e 46s133e to low 963hpa near 46s133e by 190000utc.
Part 3 forecast refer to latest warnings.
South of line 50s147e 44s160e: northwesterly quarter winds tending southwesterly quarter west of cold front until 181200utc wind speeds 20/30 knots with rough seas. Moderate swell.
West of line 39s147e 50s147e: northeasterly quarter winds 20/30 knots east of cold front increasing to 25/33 knots from 170600utc, tending westerly quarter 25/33 knots west of cold front. Winds clockwise within 600nm of low. Rough to very rough seas. Moderate swell.
Remainder: winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell.
Scattered showers and isolated thunderstorms west of 140e, increasing to heavy rain within 300nm of low. Scattered showers remainder south of 35s. Visibility reducing below 2nm in precipitation.
The next routine forecast will be issued at 08:00 UTC Monday.