Isabella Island Weather Forecast
- 9
- 14
Showers. Becoming windy
- 9
- 14
Showers easing. Very windy
- 8
- 14
Cloudy
- 8
- 15
Possible shower
- 9
- 15
Shower or two
- 9
- 15
Shower or two
- 6
- 15
Partly cloudy
Today 21 Aug Furneaux Islands
Partly cloudy. Very high chance of showers. Winds northwesterly 15 to 25 km/h tending westerly 20 to 30 km/h in the early morning then increasing to 25 to 40 km/h in the morning. Overnight temperatures falling to around 8 with daytime temperatures reaching around 15.
Central North Coastal Waters
Stanley to Flinders Island- Wind
- Northwesterly 10 to 15 knots turning westerly 15 to 25 knots before dawn. Winds reaching up to 30 knots during the afternoon and evening.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
- 1st Swell
- Westerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore during the morning.
- Weather
- Partly cloudy. 90% chance of showers.
Isabella Island Temperature Statistics View More
August Temperature
Flinders Island Airport (6km)
Lowest 2 August, 2026
1.5 °CAverage August
11.4 °CHighest 19 August, 2026
18 °C
Climate (2021–2026)
Flinders Island Airport (6km)
Average Low 2021–2026
10.4 °CAverage 2021–2026
14.3 °CAverage High 2021–2026
18.4 °C