View the current warnings for Western Australia
Forecast issued at 4:09 pm WST on Monday 6 May 2013.
Weather Situation
A developing low pressure system is approaching the southwest of the state, with a strong cold front approaching the entire west coast on Tuesday evening. The low will remain to the southwest of the state on Wednesday as it deepens further. A vigorous westerly flow will develop Wednesday, and persit as this system slowly moves southeast Wednesday and into Thursday. Another cold front will move over southern and western parts of the state on Thursday and Friday.
Forecast for Monday until midnight
- Winds
- West to southwesterly about 10 knots.
- Seas
- Below 1 metre.
- Swell
- Southwesterly 2 metres.
Tuesday 7 May
- Winds
- Variable about 10 knots becoming northeasterly 10 to 15 knots in the morning then tending northerly 15 to 20 knots in the evening.
- Seas
- Up to 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2.5 metres around midday.
- Swell
- Southwesterly 2 to 3 metres, increasing to 3 to 4 metres around midday.
- Weather
- Isolated thunderstorms offshore during the evening, extending throughout late in the evening.
- Weather
- Showers and thunderstorms possibly severe during the evening with destructive winds.
Wednesday 8 May
- Winds
- Northerly 20 to 30 knots tending north to northwesterly 20 to 25 knots early in the morning then increasing to 35 to 55 knots in the morning.
- Seas
- 2 to 3 metres, increasing to 3 to 4 metres by early evening.
- Swell
- Southwesterly 3 to 4 metres, decreasing to 2 to 3 metres during the morning.
- Weather
- Isolated thunderstorms.
Thursday 9 May
- Winds
- Northwesterly 45 to 55 knots turning westerly 30 to 45 knots during the morning then tending west to northwesterly 20 to 30 knots during the day.
- Seas
- 4 to 5 metres, decreasing below 3 metres during the morning.
- Swell
- Westerly 4 to 6 metres, tending southwesterly 3 to 5 metres during the afternoon.
- Weather
- Isolated thunderstorms.
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
The next routine forecast will be issued at 4:00 am WST Tuesday.
Product IDW11310