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

View the current warnings for Western Australia

Forecast issued at 4:04 pm WST on Saturday 21 January 2017.

Weather Situation

A weak ridge extends into waters south of the State. A broad trough lies inland from the west coast and will move eastwards quickly during Sunday and Monday, with a ridge extending through southern and western waters. A high will develop south of the State during Tuesday, shifting into the Bight by midweek.

Forecast for Saturday until midnight

Winds
Southwesterly 15 to 25 knots turning southerly in the evening.
Seas
2 metres.
Swell
Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore.
Weather
Clear.

Sunday 22 January

Strong Wind Warning for Sunday for Perth Coast

Winds
South to southwesterly 15 to 25 knots, reaching up to 30 knots in the evening.
Seas
1.5 to 2 metres, decreasing to 1.5 metres during the morning, then increasing to 1.5 to 2.5 metres during the afternoon.
Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy.

Monday 23 January

Winds
South to southwesterly 10 to 20 knots, increasing to 20 to 30 knots in the late afternoon and evening.
Seas
1.5 to 2.5 metres, decreasing to 1 metre during the morning, then increasing to 1.5 to 2.5 metres during the afternoon.
Swell
Southwesterly 1 to 2 metres, increasing to 2.5 to 3 metres offshore.
Weather
Partly cloudy. 20% chance of a shower offshore.

Tuesday 24 January

Winds
Southerly 20 to 25 knots tending east to southeasterly 15 to 20 knots during the morning then tending southerly 15 to 25 knots in the early afternoon.
Seas
1.5 to 2.5 metres.
Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Sunny.

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 Sunday.

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