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

View the current warnings for Western Australia

Forecast issued at 1:01 am WST on Monday 24 November 2025.

Weather Situation

A southwesterly flow extends over the Local Waters as a high pressure ridge develops to the north and builds east over inland southern WA on Monday. The ridge will slowly move south to be closer to the south coast mid to late in the week.

Forecast for Monday until midnight

Winds
Southwesterly 15 to 20 knots.
Seas
1.5 to 2 metres, decreasing to 1 metre during the morning.
Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy.

Tuesday 25 November

Winds
Southwesterly 15 to 20 knots turning southerly 10 to 15 knots in the evening.
Seas
Around 1 metre.
Swell
Southwesterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Weather
Partly cloudy.

Wednesday 26 November

Winds
Southerly 10 to 15 knots becoming variable about 10 knots during the morning then becoming south to southwesterly 15 to 20 knots during the afternoon.
Seas
Around 1 metre.
Swell
Southwesterly 1 to 1.5 metres.
Weather
Partly cloudy.

Thursday 27 November

Winds
Southerly 15 to 25 knots.
Seas
Around 1 metre, increasing to 1.5 metres during the afternoon or evening.
Swell
Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning.
Weather
Partly cloudy.

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 7:01 am WST Monday.

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