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

View the current warnings for Western Australia

Forecast issued at 4:00 pm WST on Wednesday 19 June 2019.

Weather Situation

A high pressure ridge lies over southern WA. Generally east to northeasterly winds over local waters this week ahead of a cold front reaching the west coast on Saturday.

Forecast for Wednesday until midnight

Winds
Easterly 15 to 20 knots.
Seas
Below 1 metre.
Swell
Southwesterly 1.5 to 2 metres.
Weather
Clear.

Thursday 20 June

Winds
Easterly 15 to 20 knots tending northeasterly in the early morning.
Seas
1 to 1.5 metres.
Swell
Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres during the morning.
Weather
Becoming cloudy.

Friday 21 June

Winds
Northeasterly 15 to 20 knots turning northerly during the morning.
Seas
1 to 1.5 metres, decreasing to 1 metre around midday.
Swell
Southwesterly 1.5 metres, increasing to 2 to 2.5 metres during the morning.
Weather
Mostly sunny day. The chance of a thunderstorm in the evening.

Saturday 22 June

Winds
North to northeasterly 20 to 25 knots increasing to 25 to 35 knots during the day then turning west to northwesterly and easing back down to 15 to 20 knots during the afternoon.
Seas
1 to 1.5 metres, increasing to 2 to 3 metres during the morning.
1st Swell
Southwesterly 1.5 to 2 metres.
2nd Swell
Northwesterly around 1 metre, increasing to 1.5 metres during the morning.
Weather
Cloudy. 95% chance of rain. The chance of a thunderstorm.

Sunday 23 June

Winds
West to northwesterly 15 to 25 knots becoming northwesterly 25 to 30 knots during the day then turning west to southwesterly and decreasing to around 15 to 20 knots during the evening.
Seas
1 to 1.5 metres, increasing to 2 to 3 metres during the afternoon.
1st Swell
Southwesterly 2 metres, increasing to 2 to 3 metres during the morning.
2nd Swell
North to northwesterly around 1 metre.
Weather
Cloudy. 95% chance of showers. The chance of a thunderstorm in the afternoon and evening.

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 Thursday.

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