View the current warnings for Western Australia
Forecast issued at 4:00 pm WST on Sunday 21 September 2025.
Weather Situation
A ridge lies near the south coast with a high pressure system moving south of the State from Monday, with a weak trough forming along the west coast. A weak cold front may brush the far southwest coast later Thursday.
Forecast for Sunday until midnight
- Winds
- South to southeasterly about 10 knots.
- Seas
- Below 1 metre.
- Swell
- Southwesterly 2.5 metres.
- Weather
- Cloudy.
Monday 22 September
- Winds
- Variable about 10 knots becoming easterly 10 to 15 knots in the early afternoon then tending northeasterly in the late evening.
- Seas
- Below 1 metre.
- Swell
- Southwesterly 2.5 to 3 metres.
- Weather
- Partly cloudy.
Tuesday 23 September
- Winds
- Northeasterly 10 to 15 knots becoming variable about 10 knots in the morning then becoming east to northeasterly 10 to 15 knots in the early afternoon.
- Seas
- Below 1 metre.
- Swell
- Southwesterly 2.5 to 3 metres.
- Weather
- Mostly sunny.
Wednesday 24 September
- Winds
- North to northeasterly 10 to 15 knots tending north to northwesterly during the morning then becoming variable below 10 knots during the day.
- Seas
- Below 1 metre.
- Swell
- Southwesterly 2 to 3 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 Monday.
Product IDW11320