Pirates Bay Weather Forecast
- 6
- 20
Possible shower developing
- 14
- 22
Showers
- 11
- 19
Shower or two
- 9
- 16
Partly cloudy
- 9
- 16
Partly cloudy
- 10
- 16
Partly cloudy
- 10
- 17
Partly cloudy
Today 29 Sep South East
Partly cloudy. Areas of frost in the south early this morning. The chance of fog early this morning. Medium chance of showers from late this morning. Winds north to northwesterly 15 to 25 km/h tending north to northeasterly 25 to 35 km/h in the early afternoon then tending north to northwesterly 25 to 40 km/h in the late evening. Daytime maximum temperatures between 16 and 22.
Lower East Coastal Waters
Wineglass Bay to Tasman Island- Wind
- Northerly 15 to 20 knots increasing to 20 to 25 knots in the middle of the day. Winds reaching up to 30 knots offshore in the evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2 metres during the afternoon.
- 1st Swell
- Southerly 1.5 to 2.5 metres inshore, increasing to 2.5 to 4 metres offshore.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system centred to the northeast of Tasmania extends a ridge over the state and is forecast to continue moving further east in coming days. Northerly flow is expected to build over Tasmania today ahead of an approaching trough, forecast to cross Wednesday morning. A broad trough is forecast to cross the state during Thursday as a cold front approaches from the west, crossing Friday evening. A ridge of high pressure is then expected to approach Tasmania from the west during Friday.
Pirates Bay Temperature Statistics View More
September Temperature
Tasman Island (25km)
Lowest 16 September, 2026
3.4 °CAverage September
10.5 °CHighest 20 September, 2026
24.5 °C
Climate (2021–2026)
Tasman Island (25km)
Average Low 2021–2026
9.4 °CAverage 2021–2026
11.6 °CAverage High 2021–2026
14.6 °C