IDW11130
Australian Government Bureau of Meteorology
Western Australia
Issued at 7:01 pm WST on Wednesday 30 September 2026
for the period until midnight WST Saturday 3 October 2026.
Please be aware
Wind 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.
A weak cold front will brush the south coast tonight. A ridge will extend over southern WA from Thursday.
Winds: Southerly 15 to 20 knots. Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore north of Coral Bay. Swell: Southwesterly 1.5 metres. Weather: Partly cloudy.
Winds: Southeast to southwesterly 15 to 25 knots, reaching up to 30 knots offshore south of Coral Bay in the evening. Seas: 1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon. Swell: Southwesterly 1.5 metres, increasing to 1.5 to 2.5 metres during the morning. Weather: Cloud clearing.
Winds: Southerly 15 to 25 knots. Seas: 1 to 2 metres, decreasing below 1.5 metres during the morning, then increasing to 1.5 to 2 metres by early evening. Swell: Southwesterly 2 to 3 metres. Weather: Sunny.
Winds: Southerly 15 to 25 knots. Seas: 1 to 2 metres. Swell: Southwesterly 2 to 2.5 metres. Weather: Sunny.
Winds: Southerly 15 to 20 knots, reaching up to 25 knots offshore south of Denham in the late evening. Seas: Around 1 metre. Swell: Southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore. Weather: Mostly clear.
Winds: South to southeasterly 15 to 25 knots, reaching up to 30 knots during the afternoon and evening. Seas: 1.5 to 2.5 metres. Swell: Southwesterly 1.5 to 2.5 metres. Weather: Cloud clearing.
Winds: Southerly 20 to 30 knots tending south to southeasterly 15 to 25 knots in the early morning then becoming southerly 20 to 30 knots in the late afternoon. Seas: 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2.5 metres during the afternoon. Swell: Southwesterly 2 to 3 metres. Weather: Sunny.
Winds: Southerly 15 to 25 knots. Seas: 1 to 2 metres. Swell: Southwesterly 2 to 2.5 metres. Weather: Sunny.
Winds: Southerly 15 to 20 knots, reaching up to 25 knots offshore north of Geraldton in the late evening. Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore south of Geraldton. Swell: Southwesterly 1.5 to 2.5 metres. Weather: Partly cloudy.
Winds: South to southeasterly 15 to 25 knots, reaching up to 30 knots offshore north of Geraldton in the late evening. Seas: 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2 metres by early evening. Swell: Southwesterly 2 to 3 metres. Weather: Partly cloudy.
Winds: Southeasterly 15 to 25 knots turning southerly in the late morning. Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2 metres during the afternoon. Swell: Southwesterly 2 to 3 metres. Weather: Sunny.
Winds: South to southeasterly 15 to 25 knots. Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning. Swell: Southwesterly 2 to 3 metres. Weather: Sunny.
Winds: Southerly 15 to 20 knots. Seas: Around 1 metre. Swell: Southwesterly 2 to 2.5 metres. Weather: Cloudy.
Winds: Southerly 15 to 20 knots turning southeasterly in the evening. Seas: Around 1 metre, increasing to 1 to 1.5 metres by early evening. Swell: Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore during the morning. Weather: Partly cloudy.
Winds: East to southeasterly 15 to 20 knots decreasing to about 10 knots in the morning then tending southerly 15 to 20 knots in the middle of the day. Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres during the afternoon. Swell: Southwesterly 2 to 3 metres inshore, increasing to 2.5 to 4 metres offshore. Weather: Sunny.
Winds: Southerly 15 to 20 knots. Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning. Swell: Southwesterly 2 to 3 metres. Weather: Sunny.
Winds: Southwesterly 15 to 20 knots. Seas: Around 1 metre. Swell: Southwesterly 2.5 metres. Weather: Cloudy.
Winds: South to southwesterly 10 to 15 knots tending south to southeasterly during the morning. Seas: Around 1 metre. Swell: Southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres during the morning. Weather: Partly cloudy.
Winds: Southeasterly 10 to 15 knots tending easterly in the early morning then turning southerly 15 to 20 knots in the middle of the day. Seas: Around 1 metre. Swell: Southwesterly 3 to 4 metres, decreasing to 2.5 to 3 metres during the morning. Weather: Sunny.
Winds: Southerly 15 to 20 knots. Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning. Swell: Southwesterly 2 to 3 metres. Weather: Sunny.
Winds: Southwesterly 15 to 20 knots. Seas: 1 to 1.5 metres. Swell: Southwesterly 1 to 2 metres inshore, increasing to 2 to 3 metres offshore. Weather: Cloudy.
Winds: Southwesterly 15 to 20 knots tending southerly 10 to 15 knots in the early morning then tending southeasterly in the late evening. Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning. Swell: Southwesterly 2 to 3 metres inshore, increasing to 2.5 to 4 metres offshore. Weather: Partly cloudy.
Winds: Southeasterly 10 to 15 knots turning east to northeasterly below 10 knots in the early morning then tending southerly 15 to 20 knots in the middle of the day. Seas: Below 1 metre. Swell: Southwesterly 2 to 3 metres inshore, increasing to 2 to 4 metres offshore. Weather: Partly cloudy.
Winds: South to southeasterly 10 to 15 knots turning southwesterly during the day. Seas: Around 1 metre. Swell: Southwesterly 2 to 3 metres. Weather: Mostly sunny.
The next routine forecast will be issued at 1:01 am WST Thursday.
* Calls to 1300 numbers cost around 27.5c incl. GST, higher from mobiles or public phones. Marine forecasts are also available on VHF and HF radio. View the radio schedule on www.bom.gov.au/marine
Check the latest Coastal Waters Forecasts for information on wind, wave and weather conditions for neighbouring coastal zones