Darwin Harbour Forecast

View the current warnings for the Northern Territory

Forecast issued at 2:30 pm CST on Wednesday 22 October 2025.

Weather Situation

A weak pressure gradient extends across coastal waters through until the weekend when another weak ridge over northeastern Australia builds.

Forecast for Wednesday until midnight

Winds
Northerly 10 to 15 knots turning west to northwesterly below 10 knots in the evening.
Seas
Below 1 metre.
Swell
Below 0.5 metres.
Weather
Clear.

Thursday 23 October

Winds
North to northwesterly below 10 knots increasing to 10 to 15 knots in the morning then decreasing to about 10 knots in the early afternoon.
Seas
Below 0.5 metres.
Swell
Below 0.5 metres.
Weather
Sunny.

Friday 24 October

Winds
Variable about 10 knots.
Seas
Below 1 metre.
Swell
Below 0.5 metres.
Weather
Mostly sunny.

Saturday 25 October

Winds
Variable below 10 knots becoming north to northwesterly 10 to 15 knots during the day then tending west to northwesterly during the afternoon.
Seas
Below 1 metre.
Swell
Below 0.5 metres.
Weather
Mostly sunny.

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.

The next routine forecast will be issued at 8:30 pm CST Wednesday.

Product IDD10112