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

View the current warnings for Western Australia

Forecast issued at 4:05 am WST on Tuesday 30 August 2016.

Weather Situation

A ridge of high pressure lies over the area. A cold front will move through local waters during Wednesday morning. Another ridge of high pressure will develop in the wake of the front on Thursday.

Forecast for Tuesday until midnight

Winds
North to northeasterly 10 to 15 knots tending northwesterly in the middle of the day and reaching up to 20 knots in the late evening.
Seas
Around 1 metre.
Swell
Southwesterly 1 to 1.5 metres, increasing to 1 to 2 metres during the morning.
Weather
Cloudy. 60% chance of showers.

Wednesday 31 August

Strong Wind Warning for Wednesday for Perth Local Waters

Winds
North to northwesterly 15 to 25 knots shifting south to southwesterly 20 to 30 knots early in the morning then becoming southerly 20 to 25 knots in the late evening.
Seas
1 to 1.5 metres, increasing to 2 to 3 metres during the morning.
Swell
West to southwesterly 1.5 to 2.5 metres.
Weather
Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the early morning.

Thursday 1 September

Winds
Southerly 15 to 20 knots tending southeasterly 10 to 15 knots during the morning then turning south to southwesterly below 10 knots during the day.
Seas
1 to 2 metres, decreasing below 1 metre during the morning.
Swell
West to southwesterly 2 to 3 metres.
Weather
Mostly sunny.

Friday 2 September

Winds
Variable about 10 knots.
Seas
Below 1 metre.
Swell
West to southwesterly 1.5 to 2.5 metres.
Weather
Cloudy. 40% chance of showers.

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 pm WST Tuesday.

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