Sentinel Island Weather Forecast
- 9
- 13
Windy
- 8
- 14
Windy
- 8
- 15
Partly cloudy
- 8
- 15
Shower
- 8
- 15
Partly cloudy
- 8
- 15
Partly cloudy
- 7
- 15
Shower
Today 22 Aug Furneaux Islands
Partly cloudy. Winds westerly 35 to 50 km/h.
Central North Coastal Waters
Stanley to Flinders Island- Wind
- Westerly 20 to 25 knots, reaching up to 30 knots during the afternoon and evening.
- Seas
- 2 to 3 metres.
- 1st Swell
- Westerly around 1 metre inshore, increasing to 1 to 2 metres offshore.
- Weather
- Cloudy.
- Weather Situation
- A high pressure system will move to the north of Tasmania and extend a ridge over the state overnight. The high will then move slowly eastwards on Sunday and lie over the northern Tasman Sea by Sunday evening, with a cold front to approach and cross the state on Monday morning. A low pressure system is expected to move over Victoria on Tuesday morning an out to the east of Tasmania by Tuesday evening, with a ridge of high pressure to build over the state during Wednesday.
Sentinel Island Temperature Statistics View More
August Temperature
Flinders Island Airport (34km)
Lowest 2 August, 2026
1.5 °CAverage August
11.3 °CHighest 19 August, 2026
18 °C
Climate (2021–2026)
Flinders Island Airport (34km)
Average Low 2021–2026
10.4 °CAverage 2021–2026
14.3 °CAverage High 2021–2026
18.4 °C