Forecast issued at 4:00 am WST on Monday 27 June 2016.
A low pressure system is expected to develop southwest of the State during Monday, with an associated cold front to reach the South West Capes early Tuesday morning. The front will weaken during Tuesday as it moves across southern parts of the State. A new high pressure ridge will extend from the west during Wednesday across southern parts of the State as a second, weak cold front brushes the South Coast on Wednesday evening.
Forecast for Monday until midnight
- Northerly 15 to 25 knots.
- 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon.
- Southwesterly 1.5 to 2.5 metres, increasing to 2.5 to 4 metres offshore.
- Partly cloudy. 40% chance of showers late this afternoon and evening.
Tuesday 28 June
Strong Wind Warning for Tuesday for Perth Coast
- Northwesterly 15 to 25 knots, reaching up to 30 knots in the late morning and early afternoon. Turning westerly in the early afternoon.
- 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
- Southwesterly 2 to 2.5 metres.
- Cloudy. 95% chance of showers. The chance of a thunderstorm in the morning and afternoon.
Wednesday 29 June
- Westerly 15 to 20 knots turning south to southwesterly 10 to 15 knots during the day.
- 1 to 1.5 metres.
- Southwesterly 2 to 3 metres.
- Partly cloudy. 60% 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.
Nearby Coastal Waters
- This forecast is also available via scheduled broadcasts on marine radio.
- Latest Coastal Observations
- Tide Predictions
The next routine forecast will be issued at 4:00 pm WST Monday.