North Tiwi Coast Forecast: Cape Fourcroy to Cape Don

View the current warnings for the Northern Territory

Forecast issued at 8:33 pm CST on Tuesday 18 November 2025.

Weather Situation

A trough extends across the Timor and Arafura Sea from a tropical low north of the Tiwi Islands. The tropical low will move towards the northeast across the Arafura Sea Tuesday evening and Wednesday. On Thursday it is likely to reach tropical cyclone strength and start moving south then southwest, towards the Top End coast.

Tropical System Location

At 3:30 pm CST a Tropical Low was located about 145 nautical miles north of Darwin and 85 nautical miles north of Pirlangimpi. Centre located near 10.0S 130.6E. Recent movement has been towards the east northeast at 5 knots.

Forecast for Tuesday until midnight

Strong Wind Warning for Tuesday for North Tiwi Coast

Winds
Northeast to southeasterly 10 to 15 knots, reaching up to 30 knots offshore in the evening.
Seas
Below 1 metre, increasing to 1.5 to 2.5 metres offshore.
Swell
West to northwesterly below 1 metre.
Weather
Cloudy. 50% chance of showers. The chance of a thunderstorm.

Wednesday 19 November

Gale Warning for Wednesday for North Tiwi Coast

Winds
Offshore: winds up to 40 knots possible depending on movement and development of Tropical Low. Elsewhere easterly 15 to 20 knots tending southeasterly in the late evening.
Waves
Offshore: Seas and swell up to 3m. Elsewhere: Seas 1 to 1.5 metres. Swells Northwesterly below 1 metre.
Weather
Cloudy. 90% chance of showers. The chance of a thunderstorm.

Thursday 20 November

Winds
South to southeasterly 20 to 30 knots becoming southerly 15 to 25 knots in the early morning.
Seas
2 to 3 metres, decreasing to 1 to 2 metres during the morning.
Swell
Northwest to southwesterly below 1 metre.
Weather
Partly cloudy. 60% chance of showers. The chance of a thunderstorm in the morning and afternoon.

Friday 21 November

Winds
South to southwesterly 20 to 30 knots. Winds above 34 knots possible depending on movement and development of Tropical Low.
Waves
Seas and swell exceeding 4m.
Weather
Cloudy. 80% chance of showers. The chance of a thunderstorm.

Please be awareWind 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.

Nearby Coastal Waters

QLD - Torres Strait - Coastal Waters Forecast QLD - North East Gulf of Carpentaria - Coastal Waters Forecast QLD - South East Gulf of Carpentaria - Coastal Waters Forecast WA- North Kimberley - Coastal Waters Forecast Roper Groote Coast Forecast Gove Peninsula Coast Forecast Arafura Coast Forecast Van Diemen Gulf Forecast North Tiwi Coast Forecast Beagle Bonaparte Gulf Forecast

The next routine forecast will be issued at 2:30 am CST Wednesday.

Product IDD11033