Swimcart Lagoon Entrance Weather Forecast
- 13
- 21
Mostly clear
- 9
- 19
Partly cloudy
- 12
- 20
Shower or two
- 9
- 17
Possible shower
- 5
- 15
Becoming cloudy
- 7
- 16
Partly cloudy
- 8
- 17
Shower or two
Today 10 Oct St Helens
Mostly clear. Winds northwesterly 25 to 35 km/h decreasing to 15 to 20 km/h in the late evening.
East of Flinders Island Coastal Waters
North Flinders Island to St Helens Point- Wind
- Westerly 20 to 30 knots.
- Seas
- 2 to 2.5 metres.
- 1st Swell
- Northeasterly around 1 metre.
- Weather
- Mostly clear.
- Weather Situation
- A cold front crosses the state from the west today. The airstream tends northwesterly on Sunday with a cold front embedded in the flow forecast to cross early Monday morning, followed by another cold front Monday evening, shifting the flow a cooler southwesterly into Tuesday. A high pressure centre is forecast to approach the west of Tasmania during Wednesday.
Swimcart Lagoon Entrance Temperature Statistics View More
October Temperature
St Helens Aerodrome (12 km)
Lowest 7 October, 2026
5.7 °CAverage October
12.8 °CHighest 1 October, 2026
22.4 °C
Climate (2021–2026)
St Helens Aerodrome (12 km)
Average Low 2021–2026
9.4 °CAverage 2021–2026
13.5 °CAverage High 2021–2026
18.4 °C