Perth Local Waters Forecast: Two Rocks to Dawesville, inshore from Rottnest Island

View the current warnings for Western Australia

Forecast issued at 7:01 am WST on Thursday 29 January 2026.

Weather Situation

A ridge lies to the south of the Local Waters, with a trough deepening down the west coast during the week and into the weekend.

Forecast for Thursday until midnight

Winds
Easterly 10 to 15 knots becoming variable about 10 knots in the morning then becoming southerly 15 to 20 knots in the middle of the day.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell
Southwesterly around 1 metre.
Weather
Sunny.

Friday 30 January

Winds
Southerly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing below 1 metre during the morning, then increasing to 1 to 1.5 metres around midday.
Swell
Southwesterly around 1 metre.
Weather
Sunny.

Saturday 31 January

Winds
South to southeasterly 15 to 20 knots.
Seas
1 to 1.5 metres.
Swell
Southwesterly below 1 metre.
Weather
Sunny.

Sunday 1 February

Winds
Easterly 15 to 20 knots turning southerly 10 to 15 knots during the day then becoming southeasterly below 10 knots during the evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning.
Swell
Southwesterly below 1 metre.
Weather
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 1:01 pm WST Thursday.

Product IDW11400