Derwent Estuary Forecast

View the current warnings for Tasmania

Forecast issued at 4:23 pm EDT on Friday 23 January 2026.

Weather Situation

A high pressure system in the south of the Tasman Sea, is directing a northeasterly stream over Tasmania. A cold front approaches the west of Tasmania during Saturday, and is forecast to cross the state overnight into Sunday. A new high pressure system is expected to move in from the west on Sunday and move over the state on Monday to be in the Tasman Sea on Tuesday as another cold front approaches from the west.

Forecast for Friday until midnight

Winds
Southeasterly 10 to 15 knots turning northeasterly in the evening.
Seas
Below 1 metre.
Weather
Mostly clear.

Saturday 24 January

Winds
North to northeasterly 10 to 15 knots tending east to northeasterly 15 to 20 knots in the middle of the day then becoming variable about 10 knots in the evening.
Seas
Below 1 metre, decreasing below 0.5 metres during the morning, then increasing to around 1 metre around midday.
Weather
Mostly sunny.

Sunday 25 January

Winds
West to southwesterly below 10 knots tending southerly 15 to 20 knots in the morning then decreasing to about 10 knots in the late evening.
Seas
Around 1 metre.
Weather
Partly cloudy.

Monday 26 January

Winds
Variable below 10 knots becoming easterly 10 to 15 knots during the day then tending northeasterly during the evening.
Seas
Below 1 metre.
Weather
Sunny.

Tuesday 27 January

Winds
North to northeasterly 10 to 15 knots tending south to southeasterly during the afternoon then becoming west to southwesterly below 10 knots during the evening.
Seas
Below 1 metre.
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 10:00 pm EDT Friday.

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