Swimcart Lagoon Entrance Weather Forecast
- 6
- 16
Partly cloudy
- 8
- 17
Partly cloudy
- 7
- 19
Becoming cloudy
- 12
- 17
Shower or two
- 12
- 18
Shower or two
- 13
- 21
Shower or two
- 13
- 21
Shower or two
Today 20 Nov St Helens
Partly cloudy. Slight chance of a shower. Light winds becoming easterly 15 to 20 km/h in the early afternoon then becoming light in the late afternoon.
East of Flinders Island Coastal Waters
North Flinders Island to St Helens Point- Wind
- West to southwesterly 10 to 15 knots, reaching up to 20 knots offshore early in the morning. Winds becoming variable below 10 knots in the late evening.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the morning.
- 1st Swell
- South to southwesterly below 1 metre inshore, increasing to around 1 metre offshore.
- Weather
- Partly cloudy.
- Weather Situation
- A trough lingers about the northeast today as a high pressure system centred well to the west extends a ridge over the state. The high pressure centre is expected to move over Tasmania during Friday before moving to the south of the state by the weekend, shifting the flow easterly.
Swimcart Lagoon Entrance Temperature Statistics View More
November Temperature
St Helens Aerodrome (12km)
Lowest 12 November, 2025
5.4 °CAverage November
13.2 °CHighest 10 November, 2025
21.3 °C
Climate (2020–Present)
St Helens Aerodrome (12km)
Average Low 2020–2025
9.3 °CAverage 2020–2025
13.3 °CAverage High 2020–2025
18.2 °C