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.
Forecast for Tuesday until midnight
- Winds
- Easterly 10 to 15 knots.
- Seas
- Around 1 metre.
- Swell
- Below 0.5 metres.
- Weather
- Cloudy. The chance of a thunderstorm.
Wednesday 19 November
- Winds
- Easterly 15 to 20 knots.
- Seas
- 1 to 1.5 metres.
- Swell
- Below 0.5 metres.
- Weather
- Partly cloudy. 70% chance of showers. The chance of a thunderstorm.
Thursday 20 November
- Winds
- Easterly 10 to 15 knots turning southeasterly 15 to 20 knots early in the morning.
- Seas
- Around 1 metre.
- Swell
- Below 0.5 metres.
- Weather
- Partly cloudy. 50% chance of showers. The chance of a thunderstorm in the afternoon and evening.
Friday 21 November
- Winds
- Above 48 knots possible depending on movement and development of Tropical Low.
- Waves
- Seas and swell exceeding 6m.
- Weather
- Cloudy. 80% chance of showers. The chance of a thunderstorm in the afternoon and evening.
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
- See detailed wind and wave forecasts on MetEye
- This forecast is also available via scheduled broadcasts on marine radio.
- Latest Coastal Observations
- Tide Predictions
- Marine Knowledge Centre - explanations and definitions
The next routine forecast will be issued at 2:30 am CST Wednesday.
Product IDD11034
