View the current warnings for Western Australia
Forecast issued at 4:00 am WST on Tuesday 17 September 2024.
Weather Situation
A trough near the west coast will move inland on Tuesday ahead of a weak cold front forecast to brush along the south coast overnight Tuesday and Wednesday. A high pressure ridge will rapidly develop south of the area on Thursday and Friday in the wake of the cold front.
Forecast for Tuesday until midnight
- Winds
- North to northeasterly 10 to 15 knots becoming west to southwesterly in the middle of the day then becoming southerly in the late afternoon.
- Seas
- Below 1 metre.
- Swell
- West to southwesterly around 1 metre.
- Weather
- Sunny.
Wednesday 18 September
- Winds
- Southeasterly 10 to 15 knots tending southerly 15 to 25 knots from the late morning
- Seas
- Around 1 metre, increasing to 1.5 to 2 metres during the afternoon.
- Swell
- West to southwesterly around 1 metre, increasing to 1 to 1.5 metres during the afternoon, then tending southwesterly 1 to 1.5 metres by early evening.
- Weather
- Sunny.
Thursday 19 September
- Winds
- Southeasterly 15 to 20 knots turning southerly during the day.
- Seas
- 1 to 1.5 metres.
- Swell
- Southwesterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
- Weather
- Mostly sunny.
Friday 20 September
- Winds
- Southeasterly 15 to 20 knots tending southerly during the day.
- Seas
- 1 to 1.5 metres.
- Swell
- Southwesterly 1 to 1.5 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.
- 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 pm WST Tuesday.
Product IDW11400