Australian Government

Bureau of Meteorology


Coastal Waters Forecast 

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IDD11030

Australian Government Bureau of Meteorology
Northern Territory

Coastal Waters Forecast for the Northern Territory

Issued at 4:45 am CST on Sunday 5 February 2023
for the period until midnight CST Tuesday 7 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 weak trough across the Top End and Gulf of Carpentaria will move northwards to be near the Top End north coast today. A ridge across the southern Gulf of Carpentaria and will weaken by Monday.

Beagle Bonaparte Coast: WA-NT Border to Cape Fourcroy

Forecast for Sunday 5 February until midnight

Winds: Variable about 10 knots. Seas: Below 0.5 metres. Swell: Westerly around 1 metre. Weather: Partly cloudy. 70% chance of showers. The chance of a thunderstorm.

Forecast for Monday 6 February

Winds: Variable about 10 knots. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Mostly sunny. The chance of a thunderstorm north of Channel Point.

Forecast for Tuesday 7 February

Winds: Westerly about 10 knots increasing to 10 to 15 knots during the afternoon. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Mostly sunny morning. The chance of a thunderstorm in the afternoon and evening.

North Tiwi Coast: Cape Fourcroy to Cape Don

Forecast for Sunday 5 February until midnight

Winds: Southwesterly 10 to 15 knots becoming variable about 10 knots in the middle of the day. Seas: Below 1 metre. Swell: Westerly around 1 metre. Weather: Partly cloudy. 80% chance of showers. The chance of a thunderstorm.

Forecast for Monday 6 February

Winds: West to southwesterly below 10 knots. Seas: Below 0.5 metres. Swell: Westerly below 1 metre. Weather: Partly cloudy. 70% chance of showers. The chance of a thunderstorm.

Forecast for Tuesday 7 February

Winds: Westerly about 10 knots. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Partly cloudy. 50% chance of showers. The chance of a thunderstorm.

Van Diemen Gulf

Forecast for Sunday 5 February until midnight

Winds: Southerly below 10 knots becoming east to southeasterly in the morning then becoming north to northeasterly in the middle of the day. Seas: Below 0.5 metres. Swell: Below 0.5 metres. Weather: Partly cloudy. 70% chance of showers. The chance of a thunderstorm.

Forecast for Monday 6 February

Winds: Variable about 10 knots becoming west to northwesterly 10 to 15 knots in the evening then decreasing to about 10 knots in the late evening. Seas: Below 1 metre. Swell: Below 0.5 metres. Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm.

Forecast for Tuesday 7 February

Winds: Westerly about 10 knots increasing to 10 to 15 knots during the afternoon. Seas: Below 1 metre. Swell: Below 0.5 metres. Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm.

Arafura Coast: Cape Don to Cape Wessel

Forecast for Sunday 5 February until midnight

Winds: Variable about 10 knots. Seas: Below 0.5 metres. Swell: West to northwesterly around 1 metre. Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm.

Forecast for Monday 6 February

Winds: Variable about 10 knots. Seas: Below 1 metre. Swell: West to northwesterly below 1 metre. Weather: Partly cloudy. 50% chance of showers. The chance of a thunderstorm.

Forecast for Tuesday 7 February

Winds: West to northwesterly about 10 knots. Seas: Below 1 metre. Swell: West to northwesterly below 1 metre. Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm.

Gove Peninsula Coast: Cape Wessel to Cape Arnhem

Forecast for Sunday 5 February until midnight

Winds: Variable below 10 knots. Seas: Below 1 metre. Swell: Northwesterly below 1 metre. Weather: Partly cloudy. The chance of a thunderstorm offshore.

Forecast for Monday 6 February

Winds: North to northwesterly below 10 knots. Seas: Below 0.5 metres. Swell: West to northwesterly below 1 metre. Weather: Partly cloudy. The chance of a thunderstorm offshore.

Forecast for Tuesday 7 February

Winds: Variable about 10 knots. Seas: Below 1 metre. Swell: Below 0.5 metres. Weather: Partly cloudy. 50% chance of showers. The chance of a thunderstorm.

Roper Groote Coast: Cape Arnhem to QLD-NT Border

Forecast for Sunday 5 February until midnight

Winds: South to southwesterly 10 to 15 knots early in the morning then becoming variable about 10 knots in the late morning. Seas: Below 1 metre. Swell: Northerly below 1 metre. Weather: Sunny.

Forecast for Monday 6 February

Winds: Variable about 10 knots becoming northeasterly 10 to 15 knots in the evening. Seas: Below 1 metre. Swell: Below 0.5 metres. Weather: Mostly sunny.

Forecast for Tuesday 7 February

Winds: North to northeasterly 10 to 15 knots tending east to northeasterly below 10 knots during the afternoon. Seas: Below 1 metre. Swell: Below 0.5 metres. Weather: Mostly sunny. The chance of a thunderstorm.

Darwin Harbour

Forecast for Sunday 5 February until midnight

Winds: Southerly below 10 knots becoming east to southeasterly in the morning then becoming north to northeasterly in the evening. Seas: Below 0.5 metres. Swell: Northwesterly below 1 metre. Weather: Partly cloudy. 80% chance of showers. The chance of a thunderstorm.

Forecast for Monday 6 February

Winds: North to northeasterly below 10 knots becoming southeasterly early in the morning then becoming west to northwesterly in the morning. Seas: Below 0.5 metres. Swell: Below 0.5 metres. Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm.

Forecast for Tuesday 7 February

Winds: Westerly 10 to 15 knots. Seas: Below 1 metre. Swell: Below 0.5 metres. Weather: Mostly sunny morning. The chance of a thunderstorm in the afternoon and evening.

The next routine forecast will be issued at 4:00 pm CST Sunday.

* Calls to 1300 number cost around 27.5c inc. 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.