West Victoria Coastal Waters Forecast: SA-Vic Border to Cape Otway

View the current warnings for Victoria

Forecast issued at 4:15 pm EST on Thursday 20 August 2026.

Weather Situation

A low pressure trough will move across Victoria on Thursday. A ridge of high pressure will become established over the north on Friday and over the weekend and a couple of cold fronts will pass well to the south in a broad westerly flow. The ridge will weaken and move over the Tasman Sea on Monday and a low pressure system and associated trough will approach from the west.

Forecast for Thursday until midnight

Winds
Northwesterly 15 to 20 knots turning westerly in the evening.
Seas
1 to 1.5 metres.
Swell
Westerly 2.5 to 3 metres.
Weather
Partly cloudy. 70% chance of showers. The chance of a thunderstorm.

Friday 21 August

Winds
Westerly 15 to 25 knots.
Seas
1.5 to 2 metres.
Swell
Westerly 2 to 3 metres inshore, increasing to 2.5 to 4 metres offshore.
Weather
Cloudy. 90% chance of showers.

Saturday 22 August

Winds
Westerly 20 to 25 knots increasing to 20 to 30 knots before dawn then decreasing to 15 to 25 knots in the morning.
Seas
1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon.
Swell
Westerly 3 to 4 metres, tending southwesterly 3 to 4 metres during the morning.
Weather
Cloudy. 70% chance of showers.

Sunday 23 August

Winds
Westerly 10 to 15 knots turning northwesterly 15 to 20 knots during the morning.
Seas
Around 1 metre.
Swell
Southwesterly 3 to 4 metres, decreasing to 3 metres during the afternoon.
Weather
Cloudy. 50% chance of showers.

Please be awareWind and wave forecasts are averages. Wind gusts can be 40 per cent stronger than the forecast, and stronger still in squalls and thunderstorms. Maximum waves can be twice the forecast height.

Nearby Coastal Waters

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The next routine forecast will be issued at 10:00 pm EST Thursday.

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