IDD11030
Australian Government Bureau of Meteorology
Northern Territory
Issued at 2:30 pm CST on Monday 20 July 2026
for the period until midnight CST Thursday 23 July 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 weakening ridge of high pressure directs an east to southeasterly flow over coastal waters. Winds will start to ease during the next couple of days, before strengthening again towards the end of the week.
Winds: Northeast to southeasterly 10 to 15 knots becoming variable about 10 knots in the evening. Seas: Around 1 metre. Swell: Below 0.5 metres. Weather: Clear.
Winds: South to southeasterly about 10 knots tending east to southeasterly 10 to 15 knots before dawn then tending south to southeasterly in the late afternoon. Winds reaching up to 20 knots offshore south of Channel Point during the morning. Seas: Around 1 metre. Swell: Westerly below 1 metre. Weather: Sunny.
Winds: Southeasterly 15 to 20 knots becoming variable about 10 knots in the early afternoon. Seas: Around 1 metre. Swell: Westerly below 1 metre. Weather: Sunny.
Winds: East to southeasterly 10 to 15 knots becoming variable about 10 knots during the afternoon. Seas: Around 1 metre. Swell: Below 0.5 metres. Weather: Sunny.
Winds: East to southeasterly 10 to 15 knots decreasing to about 10 knots in the late evening. Seas: Around 1 metre. Swell: East to northeasterly below 1 metre. Weather: Clear.
Winds: East to southeasterly about 10 knots increasing to 10 to 15 knots in the early morning then decreasing to about 10 knots in the late evening. Seas: Below 1 metre. Swell: East to northeasterly below 1 metre. Weather: Mostly sunny.
Winds: East to southeasterly about 10 knots increasing to 10 to 15 knots in the early morning then decreasing to about 10 knots in the early afternoon. Seas: Below 1 metre. Swell: East to northeasterly around 1 metre. Weather: Mostly sunny.
Winds: Southeasterly 10 to 15 knots turning easterly during the day. Seas: Below 1 metre. Swell: East to northeasterly below 1 metre. Weather: Sunny.
Winds: Northeast to southeasterly 10 to 15 knots becoming variable about 10 knots in the early afternoon. Seas: Below 1 metre. Swell: Below 0.5 metres. Weather: Clear.
Winds: East to northeasterly below 10 knots tending east to southeasterly 10 to 15 knots before dawn then becoming variable about 10 knots in the middle of the day. Seas: Below 1 metre. Swell: Below 0.5 metres. Weather: Sunny.
Winds: East to southeasterly below 10 knots increasing to 10 to 15 knots before dawn then becoming variable about 10 knots in the middle of the day. Seas: Below 1 metre. Swell: Below 0.5 metres. Weather: Sunny.
Winds: Variable about 10 knots. Seas: Below 1 metre. Swell: Below 0.5 metres. Weather: Sunny.
Winds: East to southeasterly 15 to 20 knots. Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore east of Maningrida. Swell: Easterly below 1 metre. Weather: Mostly clear.
Winds: Southeasterly 15 to 20 knots. Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore. Swell: Easterly below 1 metre. Weather: Cloud clearing.
Winds: Southeasterly 15 to 20 knots. Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning. Swell: Easterly below 1 metre. Weather: Mostly sunny.
Winds: Southeasterly 15 to 20 knots. Seas: Around 1 metre. Swell: Easterly below 1 metre. Weather: Mostly sunny.
Winds: Southeasterly 15 to 20 knots. Seas: 1 to 1.5 metres. Swell: Southeasterly below 1 metre. Weather: Clear.
Winds: Southeasterly 15 to 20 knots. Seas: 1 to 1.5 metres. Swell: Southeasterly below 1 metre. Weather: Mostly sunny.
Winds: Southeasterly 10 to 15 knots. Seas: Around 1 metre. Swell: East to southeasterly below 1 metre. Weather: Mostly sunny.
Winds: Southeasterly 15 to 20 knots. Seas: Around 1 metre. Swell: Below 0.5 metres. Weather: Partly cloudy. 60% chance of showers.
Winds: East to southeasterly 10 to 15 knots, reaching up to 20 knots offshore in the afternoon. Seas: 1 to 1.5 metres. Swell: East to southeasterly below 1 metre. Weather: Clear.
Winds: Southeasterly 10 to 15 knots, reaching up to 20 knots northeast of Groote Eylandt during the morning. Seas: Below 1 metre, increasing to 1 to 1.5 metres north of Numbulwar. Swell: Northeast to southeasterly below 1 metre. Weather: Sunny.
Winds: Southeasterly 10 to 15 knots. Seas: Below 1 metre. Swell: East to northeasterly below 1 metre. Weather: Mostly sunny.
Winds: Southeasterly 15 to 20 knots. Seas: Around 1 metre, increasing to 1 to 1.5 metres northeast of Groote Eylandt during the morning. Swell: Northeast to southeasterly below 1 metre. Weather: Partly cloudy.
Winds: Variable below 10 knots. Seas: Below 0.5 metres. Swell: Below 0.5 metres. Weather: Clear.
Winds: East to southeasterly below 10 knots becoming west to southwesterly in the evening then becoming southerly in the late evening. Seas: Below 0.5 metres. Swell: Below 0.5 metres. Weather: Sunny.
Winds: Southerly below 10 knots becoming east to southeasterly before dawn then becoming west to southwesterly in the evening. Seas: Below 0.5 metres. Swell: Below 0.5 metres. Weather: Sunny.
Winds: Variable below 10 knots. Seas: Below 0.5 metres. Swell: Below 0.5 metres. Weather: Sunny.
The next routine forecast will be issued at 8:30 pm CST Monday.
* 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.