Perth Coastal Waters Forecast: Two Rocks to Dawesville, offshore from Rottnest Island

View the current warnings for Western Australia

Forecast issued at 4:00 pm WST on Sunday 4 December 2016.

Weather Situation

A ridge of high pressure lies across the south of the state. A weak cold front will move across far southwestern waters on Monday, ahead of a stronger cold front which will move across southern coastal waters throughout Wednesday. A high pressure ridge will develop along the south coast in its wake.

Forecast for Sunday until midnight

Winds
South to southwesterly 15 to 20 knots.
Seas
1 to 1.5 metres.
Swell
Southwesterly around 1 metre, increasing to 1.5 to 2 metres offshore.
Weather
Mostly clear.

Monday 5 December

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

Tuesday 6 December

Winds
South to southeasterly around 10 knots tending south to southwesterly 10 to 15 knots after midday.
Seas
1 to 1.5 metres.
Swell
Southwesterly around 1 metre, increasing to 1 to 1.5 metres offshore.
Weather
Mostly sunny.

Wednesday 7 December

Winds
South to southwesterly 15 to 20 knots increasing to 25 knots from mid morning before tending south to southeasterly 15 to 20 knots late in the evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon.
Swell
Southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres during the afternoon.
Weather
Partly cloudy.

Please be awareWind gusts can be 40 percent stronger than the averages given here, and maximum waves may be up to twice the height. Wind warnings are issued for today and tomorrow and describe the highest category of wind warning for that day.

Nearby Coastal Waters

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The next routine forecast will be issued at 4:00 am WST Monday.

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