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

View the current warnings for Western Australia

Forecast issued at 4:01 pm WST on Tuesday 21 October 2014.

Weather Situation

A surface trough will develop near the west coast during Tuesday, with a low developing near the southwest corner of the state on Wednesday and the trough deepening. The low and trough move east during Thursday.

Forecast for Tuesday until midnight

Winds
Southerly 10 to 15 knots turning east to southeasterly in the late evening.
Seas
Around 1 metre.
Swell
West to southwesterly around 1 metre.
Weather
Partly cloudy.

Wednesday 22 October

Winds
Easterly 15 to 20 knots shifting west to northwesterly 15 to 25 knots in the middle of the day.
Seas
Around 1 metre, increasing to 1.5 to 2 metres around midday.
Swell
West to southwesterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Weather
Partly cloudy. 60% chance of showers in the late afternoon and evening. The chance of a thunderstorm in the afternoon and evening.

Thursday 23 October

Winds
Westerly 15 to 25 knots turning southerly 15 to 20 knots in the evening.
Seas
1 to 2 metres.
Swell
Southwesterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Weather
Partly cloudy. 80% chance of showers in the morning and early afternoon.

Friday 24 October

Winds
East to southeasterly 10 to 15 knots becoming variable below 10 knots during the morning then becoming south to southwesterly 10 to 15 knots during the day.
Seas
Around 1 metre.
Swell
Southwesterly 1 to 2 metres.
Weather
Mostly sunny.

Saturday 25 October

Winds
Southerly 10 to 15 knots turning southwesterly 15 to 20 knots during the morning.
Seas
Around 1 metre.
Swell
Southwesterly 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Weather
Partly cloudy. 30% chance of a shower.

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 Wednesday.

Product IDW11400