Australian Government

Bureau of Meteorology


Coastal Waters Forecast 

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IDW11120

Australian Government Bureau of Meteorology
Western Australia

Coastal Waters Forecast for Western Australia
Northern Zones: NT-WA Border to North West Cape

Issued at 4:00 pm WST on Thursday 21 October 2021
for the period until midnight WST Sunday 24 October 2021.

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.

Warning Information

For latest warnings go to www.bom.gov.au, subscribe to RSS feeds, call 1300 659 210* or listen for warnings on relevant TV and radio broadcasts.

Weather Situation

A trough extends from the Kimberley along the Pilbara coast.

North Kimberley Coast: WA-NT Border to Kuri Bay

Forecast for Thursday 21 October until midnight

Winds: Westerly 15 to 20 knots. Seas: 1 to 1.5 metres. Swell: Westerly around 1 metre west of Kalumburu. Weather: Mostly clear.

Forecast for Friday 22 October

Winds: West to southwesterly 15 to 20 knots tending west to northwesterly 10 to 15 knots during the afternoon and evening. Seas: 1 to 1.5 metres. Swell: Westerly below 1 metre, increasing to 1 to 1.5 metres west of Kalumburu. Weather: Partly cloudy.

Forecast for Saturday 23 October

Winds: Northwesterly 10 to 15 knots turning northerly in the early afternoon. Seas: Around 1 metre. Swell: Westerly below 1 metre, increasing to 1 to 1.5 metres west of Kalumburu. Weather: Mostly sunny.

Forecast for Sunday 24 October

Winds: Northerly 15 to 20 knots decreasing to about 10 knots during the afternoon. Seas: Below 1 metre. Swell: Westerly around 1 metre. Weather: Mostly sunny.

West Kimberley Coast: Kuri Bay to Wallal

Forecast for Thursday 21 October until midnight

Winds: Westerly 10 to 15 knots, reaching up to 20 knots north of Cape Leveque in the evening. Seas: Below 1 metre, increasing to 1 to 1.5 metres north of Broome by early evening. Swell: Westerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore north of Broome. Weather: Clear.

Forecast for Friday 22 October

Winds: West to southwesterly 15 to 20 knots tending south to southwesterly before dawn then tending west to southwesterly in the middle of the day. Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning, increasing to 1 to 1.5 metres offshore north of Cape Leveque by early evening. Swell: Westerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore north of Broome. Weather: Sunny.

Forecast for Saturday 23 October

Winds: South to southwesterly 10 to 15 knots tending west to southwesterly in the early afternoon then becoming variable about 10 knots in the late evening. Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning. Swell: Westerly below 1 metre. Weather: Sunny.

Forecast for Sunday 24 October

Winds: Southeast to southwesterly 10 to 15 knots tending north to northwesterly during the morning. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Mostly sunny.

Pilbara Coast East: Wallal to Cape Preston

Forecast for Thursday 21 October until midnight

Winds: Westerly 10 to 15 knots, reaching up to 20 knots west of Port Hedland in the evening. Seas: Around 1 metre, increasing to 1 to 1.5 metres inshore by early evening. Swell: Westerly around 1 metre. Weather: Clear.

Forecast for Friday 22 October

Winds: West to southwesterly 15 to 20 knots turning south to southeasterly 10 to 15 knots early in the morning then tending northwest to southwesterly in the early afternoon. Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning. Swell: Westerly around 1 metre. Weather: Sunny.

Forecast for Saturday 23 October

Winds: South to southwesterly 10 to 15 knots shifting north to northwesterly in the early afternoon. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Sunny.

Forecast for Sunday 24 October

Winds: Southeast to southwesterly 10 to 15 knots becoming variable about 10 knots during the morning then becoming westerly 10 to 15 knots during the evening. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Sunny.

Pilbara Coast West: Cape Preston to North West Cape

Forecast for Thursday 21 October until midnight

Strong Wind Warning for Thursday for Pilbara Coast West

Winds: West to southwesterly 15 to 20 knots tending south to southwesterly in the late evening. Winds reaching up to 30 knots west of Barrow Island in the late evening. Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres about offshore western waters by early evening. Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 2 metres offshore. Weather: Clear.

Forecast for Friday 22 October

Strong Wind Warning for Friday for Pilbara Coast West

Winds: Southerly 15 to 25 knots, reaching up to 30 knots west of Onslow early in the morning. Winds turning west to southwesterly 15 to 20 knots in the late morning then tending south to southwesterly in the late evening. Seas: 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the morning. Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore. Weather: Sunny.

Forecast for Saturday 23 October

Winds: Southeast to southwesterly 15 to 20 knots tending northwest to northeasterly 10 to 15 knots in the middle of the day then tending northwest to southwesterly in the evening. Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning. Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 2 metres offshore. Weather: Sunny.

Forecast for Sunday 24 October

Winds: Southwesterly 10 to 15 knots turning west to northwesterly during the morning then tending west to southwesterly during the evening. Seas: Below 1 metre. Swell: West to southwesterly around 1 metre inshore, increasing to 1 to 2 metres offshore west of Barrow Island. Weather: Sunny.

The next routine forecast will be issued at 4:00 am WST Friday.

* 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