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

View the current warnings for Western Australia

Forecast issued at 10:00 pm WST on Monday 24 November 2014.

Weather Situation

A trough will start to develop near the west coast late this evening and deepen on Tuesday and Wednesday as a low pressure system develops off the west coast. The trough then moves inland during Thursday.

Forecast for Monday until midnight

Winds
Southerly 15 to 20 knots.
Seas
1.5 metres.
Swell
Southwesterly 1 to 1.5 metres.
Weather
Clear.

Tuesday 25 November

Winds
Easterly 15 to 20 knots tending southerly 15 to 25 knots in the middle of the day then tending easterly 10 to 15 knots in the evening.
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, decreasing to around 1 metre during the morning.
Weather
Mostly sunny.

Wednesday 26 November

Winds
Easterly 15 to 25 knots tending south to southeasterly 10 to 15 knots in the early afternoon then tending east to northeasterly 15 to 20 knots in the late afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell
Southwesterly around 1 metre, increasing to 1 to 1.5 metres during the morning.
Weather
Partly cloudy. 60% chance of showers or a thunderstorm in the morning and afternoon.

Thursday 27 November

Winds
North to northeasterly 15 to 20 knots tending northwest to southwesterly 10 to 15 knots during the morning then becoming variable about 10 knots during the day.
Seas
Around 1 metre, decreasing below 1 metre during the morning.
Swell
Southwesterly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon or evening.
Weather
Partly cloudy. 30% chance of a shower or thunderstorm in the morning and afternoon.

Friday 28 November

Winds
South to southwesterly 15 to 25 knots.
Seas
Around 1 metre, increasing to 1.5 to 2.5 metres during the morning.
Swell
Southwesterly 1 to 1.5 metres.
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 Tuesday.

Product IDW11400