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Coastal Waters Forecast 

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IDW11120

Australian Government Bureau of Meteorology
Western Australia

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

Issued at 6:53 am WST on Monday 6 February 2023
for the period until midnight WST Wednesday 8 February 2023.

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 broad area of low pressure lies over northern parts of the State. A ridge strengthening to the south will bring a dry southeasterly surge into the inland Kimberley, pushing the trough closer to the north coast, where it is expected to lie into mid next week.

North Kimberley Coast: WA-NT Border to Kuri Bay

Forecast for Monday 6 February until midnight

Winds: Variable about 10 knots becoming north to northeasterly 10 to 15 knots in the morning then becoming variable about 10 knots in the late evening. Seas: Below 1 metre. Swell: West to northwesterly around 1 metre. Weather: Partly cloudy. The chance of a thunderstorm.

Forecast for Tuesday 7 February

Winds: Variable about 10 knots becoming northwesterly 10 to 15 knots in the early afternoon. Winds reaching up to 20 knots east of Kalumburu in the late evening. Seas: Below 1 metre. Swell: West to northwesterly around 1 metre, increasing to 1 to 1.5 metres west of Kalumburu. Weather: Partly cloudy. The chance of a thunderstorm.

Forecast for Wednesday 8 February

Winds: Westerly 15 to 20 knots. Seas: Below 1 metre, increasing to 1 to 1.5 metres east of Kalumburu during the afternoon or evening. Swell: West to northwesterly around 1 metre, increasing to 1 to 2 metres west of Kalumburu. Weather: Mostly sunny. The chance of a thunderstorm.

West Kimberley Coast: Kuri Bay to Wallal

Forecast for Monday 6 February until midnight

Winds: Northeasterly 10 to 15 knots tending northwest to northeasterly in the late evening. Seas: Below 1 metre. Swell: Northwesterly around 1 metre. Weather: Mostly sunny. The chance of a thunderstorm.

Forecast for Tuesday 7 February

Winds: Variable about 10 knots becoming north to northeasterly 10 to 15 knots early in the morning then tending north to northwesterly in the early afternoon. Seas: Below 1 metre. Swell: Westerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore north of Cape Leveque around midday. Weather: Partly cloudy. The chance of a thunderstorm north of Broome in the morning and afternoon.

Forecast for Wednesday 8 February

Winds: North to northwesterly 10 to 15 knots decreasing to about 10 knots during the evening. Seas: Below 1 metre. 1st Swell: West to northwesterly around 1 metre, increasing to 1 to 2 metres north of Broome. 2nd Swell: Northerly around 1 metre south of Cape Leveque, increasing to 1 to 1.5 metres during the morning. Weather: Mostly sunny morning. The chance of a thunderstorm in the afternoon and evening.

Pilbara Coast East: Wallal to Cape Preston

Forecast for Monday 6 February until midnight

Winds: Variable about 10 knots becoming north to northeasterly 10 to 15 knots in the early afternoon then tending north to northwesterly in the late afternoon. Seas: Below 1 metre. Swell: West to northwesterly around 1 metre. Weather: Sunny day. The chance of a thunderstorm in the late afternoon and evening, possibly severe.

Forecast for Tuesday 7 February

Winds: Variable about 10 knots becoming west to northwesterly 10 to 15 knots in the early afternoon then decreasing to about 10 knots in the late evening. Seas: Below 1 metre. Swell: Westerly around 1 metre. Weather: Sunny.

Forecast for Wednesday 8 February

Winds: West to northwesterly 10 to 15 knots becoming variable about 10 knots during the morning then becoming northerly 10 to 15 knots during the day. Seas: Below 1 metre. 1st Swell: West to northwesterly around 1 metre. 2nd Swell: North to northeasterly around 1 metre. Weather: Mostly sunny.

Pilbara Coast West: Cape Preston to North West Cape

Forecast for Monday 6 February until midnight

Winds: Southerly 10 to 15 knots becoming variable about 10 knots in the middle of the day then becoming northwest to southwesterly 10 to 15 knots in the early afternoon. Winds reaching up to 20 knots west of Onslow in the evening. Seas: Around 1 metre. Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore. Weather: Sunny morning. The chance of a thunderstorm in the afternoon and early evening.

Forecast for Tuesday 7 February

Winds: Variable about 10 knots, reaching up to 20 knots west of Barrow Island in the evening. Seas: Below 1 metre, increasing to around 1 metre west of Barrow Island. Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore. Weather: Sunny.

Forecast for Wednesday 8 February

Winds: Southwesterly 10 to 15 knots tending northwest to southwesterly 15 to 20 knots during the day. Seas: Around 1 metre. Swell: West to southwesterly around 1 metre inshore, increasing to 1 to 1.5 metres about offshore western waters. Weather: Mostly sunny.

The next routine forecast will be issued at 4:00 pm WST Monday.

* 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