Western Port Local Waters Forecast

View the current warnings for Victoria

Forecast issued at 10:00 pm EST on Monday 18 May 2026.

Weather Situation

A slow-moving trough over eastern Victoria will move eastwards over the Tasman Sea this evening. A high pressure ridge will extend across the north of the State following the trough and a couple of weak cold fronts will cross to the south during Tuesday and early Wednesday. The high pressure ridge will extend across the remainder of the State late Wednesday then persist for Thursday and Friday.

Forecast for Monday until midnight

Winds
Variable below 10 knots.
Seas
Below 0.5 metres.
Weather
Partly cloudy.

Tuesday 19 May

Winds
Variable below 10 knots becoming northwest to southwesterly 10 to 15 knots in the morning then tending southwesterly in the early afternoon. Winds reaching up to 20 knots west of Sandy Point during the afternoon and evening.
Seas
Below 1 metre, increasing to 1.5 metres west of Sandy Point during the afternoon.
Weather
Partly cloudy. 80% chance of showers.

Wednesday 20 May

Winds
Westerly 15 to 20 knots turning southwesterly 10 to 15 knots in the late morning.
Seas
Below 1 metre, increasing to 1 to 1.5 metres west of Sandy Point.
Weather
Partly cloudy. 90% chance of showers.

Thursday 21 May

Winds
West to southwesterly about 10 knots becoming southerly during the day then becoming east to southeasterly during the evening.
Seas
Below 1 metre.
Weather
Cloudy.

Friday 22 May

Winds
East to northeasterly below 10 knots.
Seas
Below 0.5 metres.
Weather
Mostly sunny.

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.

The next routine forecast will be issued at 4:10 am EST Tuesday.

Product IDV10461