View the current warnings for Tasmania
Forecast issued at 4:05 pm EDT on Wednesday 22 October 2025.
Weather Situation
A low pressure system moves over Tasmania, with a southwesterly airstream to follow during this evening. The airstream shifts west to southwesterly on Thursday and persists into Friday and Saturday, as a ridge of high pressure sits over the southern mainland. A low pressure system developing in the Bight moves over the southern mainland during Sunday, as a cold front, moving in from the south, clips southern Tasmania.
Forecast for Wednesday until midnight
Strong Wind Warning for Wednesday for Derwent Estuary
- Winds
- Southerly 20 to 25 knots tending southwesterly 20 to 30 knots in the evening then decreasing to 15 to 20 knots in the late evening.
- Seas
- Around 1 metre, increasing to 1.5 to 2 metres by early evening.
- Weather
- Cloudy. 90% chance of rain.
Thursday 23 October
- Winds
- Westerly 15 to 20 knots.
- Seas
- Around 1 metre.
- Weather
- Cloudy.
Friday 24 October
- Winds
- Westerly 15 to 20 knots.
- Seas
- Below 1 metre.
- Weather
- Partly cloudy.
Saturday 25 October
- Winds
- Westerly 10 to 15 knots.
- Seas
- Below 1 metre.
- Weather
- Cloudy.
Sunday 26 October
- Winds
- Westerly 10 to 15 knots turning southerly 20 to 25 knots during the day.
- Seas
- Below 1 metre, increasing to 1 to 2 metres during the afternoon.
- Weather
- Cloudy. 70% chance of showers, with possible small hail 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.
- 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 pm EDT Wednesday.
Product IDT12420