View the current warnings for Western Australia
Forecast issued at 4:00 pm WST on Friday 6 December 2019.
Weather Situation
A deep surface trough just inland from the west coast will contract eastwards overnight and during tomorrow as a weak cold front approaches the southwest corner of the state. The cold front will move through southwestern parts of the South West Land Division during Saturday, with a ridge of high pressure developing rapidly in its wake on Sunday. A high pressure system will move south of the state on Monday, with a new surface trough developing inland from the west coast on Tuesday.
Forecast for Friday until midnight
- Winds
- Southwesterly 10 to 15 knots tending westerly in the evening.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre by early evening.
- Swell
- Southwesterly 1.5 metres.
- Weather
- Partly cloudy.
Saturday 7 December
- Winds
- Variable about 10 knots becoming west to northwest 10 to 15 knots before dawn. Northwest winds freshening to 15 to 20 knots during the morning, before becoming west to southwesterly 15 to 20 knots in the afternoon and easing to 10 to 15 knots in the late evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the morning.
- Swell
- Southwesterly 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
- Weather
- Partly cloudy. 70% chance of showers.
Sunday 8 December
- Winds
- Southerly 10 to 15 knots freshening to 15 to 20 knots in the afternoon and evening.
- Seas
- Around 1 metre.
- Swell
- Southwesterly 2 to 2.5 metres.
- Weather
- Partly cloudy.
Monday 9 December
- Winds
- Southeasterly 15 to 20 knots turning southerly and easing to 10 to 15 knots about midday. Wind shifting southwest 15 to 20 knots in the afternoon and increasing to 20 to 30 knots during the evening.
- Seas
- 1 to 2 metres.
- Swell
- Southwesterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
- Weather
- 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 Saturday.
Product IDW11280