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

View the current warnings for Western Australia

Forecast issued at 4:00 am WST on Monday 27 January 2020.

Weather Situation

A deepening trough lies along the west coast. The trough will move inland during Tuesday, resulting in a persistent south to southwesterly flow throughout Tuesday and Wednesday. Winds will shift more southerly during Thursday in the wake of the passage of a cold front.

Forecast for Monday until midnight

Winds
Southeasterly about 10 knots tending southerly 10 to 15 knots by mid morning and increasing to south to southwesterly 15 to 20 knots around midday.
Seas
Below 1 metre, increasing to 1 to 1.5 metres around midday.
Swell
Southwesterly around 1 metre.
Weather
Sunny.

Tuesday 28 January

Winds
Southerly 10 to 15 knots tending southwesterly 15 to 20 knots in the middle of the day then decreasing to about 10 knots in the late evening.
Seas
1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres during the afternoon.
Swell
Southwesterly around 1 metre.
Weather
Sunny.

Wednesday 29 January

Winds
Southerly 10 to 15 knots tending southwesterly during the morning.
Seas
Around 1 metre.
Swell
Southwesterly around 1 metre, increasing to 1 to 1.5 metres during the morning.
Weather
Partly cloudy.

Thursday 30 January

Winds
Southwesterly 15 to 25 knots turning southerly 20 to 25 knots during the evening.
Seas
Below 1 metre, increasing to 1.5 to 2.5 metres during the morning.
Swell
Southwesterly 1 to 1.5 metres.
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 4:00 pm WST Monday.

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