Swimcart Lagoon Entrance Weather Forecast
- 10
- 18
Clear
- 9
- 19
Partly cloudy
- 11
- 20
Rain increasing
- 8
- 13
Showers easing
- 7
- 17
Partly cloudy
- 7
- 19
Possible shower developing
- 9
- 16
Shower or two
Today 5 Nov St Helens
Clear. Winds westerly 20 to 25 km/h tending northwesterly 15 to 25 km/h in the evening.
East of Flinders Island Coastal Waters
North Flinders Island to St Helens Point- Wind
- Westerly 20 to 30 knots.
- Seas
- 2.5 to 3 metres.
- 1st Swell
- Northwest to southwesterly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres by early evening.
- Weather
- Mostly clear.
- Weather Situation
- A high pressure system centred over the southeastern mainland directs a westerly flow over Tasmania during Wednesday and into Thursday, with a weak cold front forecast to clip the south of the state late Thursday. A low pressure system is forecast to move over the southeastern mainland during Friday, which will direct a series of slow moving fronts and a broad easterly flow over Tasmania. A ridge of high pressure is then expected to develop over the state during Saturday.
Swimcart Lagoon Entrance Temperature Statistics View More
November Temperature
St Helens Aerodrome (12km)
Lowest 1 November, 2025
10.8 °CAverage November
15.6 °CHighest 2 November, 2025
20.3 °C
Climate (2020–Present)
St Helens Aerodrome (12km)
Average Low 2020–2025
9.4 °CAverage 2020–2025
13.3 °CAverage High 2020–2025
18.2 °C