View the current warnings for Tasmania
Forecast issued at 4:00 am EDT on Tuesday 21 October 2025.
Weather Situation
A ridge of high pressure to the north of Tasmania, directs a westerly flow over the state on Tuesday. A low pressure system is forecast to move through Bass Strait during Wednesday, with a strong southwesterly flow to develop behind it on Thursday, persisting during Friday. A high pressure system is then expected to approach northwest Tasmania by Friday evening.
Forecast for Tuesday until midnight
- Winds
- West to northwesterly 10 to 15 knots decreasing to about 10 knots in the late evening.
- Seas
- Below 1 metre.
- Weather
- Cloudy.
Wednesday 22 October
Strong Wind Warning for Wednesday for Storm Bay
- Winds
- Variable below 10 knots becoming south to southwesterly 15 to 25 knots in the early afternoon then becoming southwesterly 20 to 30 knots in the evening.
- Seas
- Below 1 metre, increasing to 1.5 to 2 metres by early evening.
- Weather
- Cloudy. 95% chance of rain.
Thursday 23 October
- Winds
- Southwesterly 20 to 25 knots tending westerly 15 to 20 knots during the morning then tending northwesterly during the evening.
- Seas
- 1.5 to 2.5 metres, decreasing to 1 metre during the morning.
- Weather
- Cloudy.
Friday 24 October
- Winds
- West to northwesterly 15 to 20 knots tending west to southwesterly during the morning.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the morning.
- Weather
- Partly cloudy.
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.
- 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 10:00 am EDT Tuesday.
Product IDT12440