View the current warnings for Western Australia
Forecast issued at 4:00 pm WST on Thursday 18 September 2025.
Weather Situation
A weak front will brush the far south early Friday. A ridge of high pressure is developing about the central west coast, and slips south on Friday. This ridge will dominate the weather pattern into next week, with a trough forming along the west coast.
Forecast for Thursday until midnight
- Winds
- Southwesterly 15 to 20 knots.
- Seas
- Around 1 metre.
- Swell
- Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore.
- Weather
- Cloudy. 50% chance of showers.
Friday 19 September
- Winds
- Southwesterly 15 to 20 knots turning southerly 10 to 15 knots in the early morning.
- Seas
- 1 to 1.5 metres, decreasing below 1 metre during the morning.
- Swell
- Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore.
- Weather
- Cloudy.
Saturday 20 September
- Winds
- Southeasterly 10 to 15 knots decreasing to about 10 knots before dawn then tending southerly 15 to 20 knots in the late afternoon.
- Seas
- Below 1 metre.
- Swell
- Southwesterly 2 to 3 metres inshore, increasing to 2 to 4 metres offshore.
- Weather
- Partly cloudy.
Sunday 21 September
- Winds
- Southeasterly 15 to 20 knots.
- Seas
- Around 1 metre.
- Swell
- Southwesterly 1.5 to 2.5 metres.
- Weather
- Mostly sunny.
Please be awareWind and wave forecasts are averages. Wind gusts can be 40 per cent stronger than the forecast, and stronger still in squalls and thunderstorms. Maximum waves can be twice the forecast height.
Nearby Coastal Waters
- See detailed wind and wave forecasts on MetEye
- This forecast is also available via scheduled broadcasts on marine radio.
- Latest Coastal Observations
- Tide Predictions
- Marine Knowledge Centre - explanations and definitions
The next routine forecast will be issued at 4:00 am WST Friday.
Product IDW11290