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

View the current warnings for Western Australia

Forecast issued at 4:08 pm WST on Friday 28 November 2014.

Weather Situation

A ridge of high pressure is developing to the south of the state , with a trough developing near the west coast late Saturday before moving inland Sunday afternoon. The trough will continue to move to the east on Monday and Tuesday.

Forecast for Friday until midnight

Winds
Southwesterly 15 to 20 knots tending southerly in the evening.
Seas
1.5 to 2 metres.
Swell
Southwesterly 1 to 1.5 metres.
Weather
Partly cloudy.

Saturday 29 November

Winds
South to southeasterly 10 to 15 knots shifting south to southwesterly 10 to 15 knots mid morning, increasing to 15 to 20 knots in the afternoon.
Seas
1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres around midday.
Swell
Southwesterly 1 to 1.5 metres.
Weather
Partly cloudy.

Sunday 30 November

Winds
South to southeasterly 15 to 20 knots becoming northeast to southeasterly 5 to 10 knots in the morning before shifting south to southwesterly 10 to 15 knots late morning, increasing to 15 to 20 knots in the afternoon.
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 1 to 1.5 metres.
Weather
Partly cloudy.

Monday 1 December

Winds
Southerly 15 to 20 knots increasing to southwesterly 15 to 25 knots in the afternoon.
Seas
1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the afternoon.
Swell
Southwesterly 1 to 1.5 metres.
Weather
Partly cloudy.

Tuesday 2 December

Winds
Southerly 15 to 20 knots decreasing to about 10 knots during the morning then tending southwesterly 15 to 20 knots late morning.
Seas
1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Swell
Southwesterly 1 to 1.5 metres.
Weather
Mostly 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.

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

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