Sisters Rocks Weather Forecast
- 5
- 10
Showers
- 5
- 11
Possible shower
- 8
- 13
Showers increasing
- 5
- 9
Shower or two
- 4
- 11
Shower or two
- 6
- 11
Shower or two
- 6
- 13
Shower or two
Today 11 Jul South East
Partly cloudy. High chance of showers, most likely in the late morning and afternoon. Snow falling above 600 metres. Possible small hail late this afternoon and evening. The chance of a thunderstorm in the far south this afternoon. Thunderstorms possibly severe with damaging winds. Winds northwesterly 20 to 30 km/h tending westerly 30 to 45 km/h in the middle of the day. Daytime maximum temperatures between 8 and 12.
Lower East Coastal Waters
Wineglass Bay to Tasman Island- Wind
- West to northwesterly 15 to 25 knots, reaching up to 35 knots offshore during the afternoon and evening. Winds turning southwesterly 25 to 30 knots in the late afternoon.
- Seas
- 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 2 to 3 metres during the afternoon.
- 1st Swell
- Southwesterly 1 to 1.5 metres inshore, increasing to 2 to 3 metres offshore.
- Weather
- Partly cloudy. 70% chance of showers, with possible small hail this evening. The chance of a thunderstorm this afternoon.
- Weather Situation
- Tasmania sits in a westerly flow with an embedded cold front approaching, forecast to brush the west and south of the state during today. A high pressure system over mainland Australia is expected to extend a ridge over Tasmania early tomorrow. A northwesterly stream is forecast to develop on Saturday afternoon, ahead of a stronger cold front to cross the state Sunday afternoon and evening.
Sisters Rocks Temperature Statistics View More
July Temperature
Tasman Island (31km)
Lowest 9 July, 2025
6.4 °CAverage July
9.5 °CHighest 6 July, 2025
13.9 °C
Climate (2020–Present)
Tasman Island (31km)
Average Low 2020–2025
9.4 °CAverage 2020–2025
11.5 °CAverage High 2020–2025
14.6 °C