Swimcart Lagoon Entrance Weather Forecast

    • 12
    • 19

    Shower or two

    • 7
    • 17

    Possible shower

    • 6
    • 18

    Partly cloudy

    • 9
    • 22

    Partly cloudy

    • 9
    • 23

    Sunny

    • 11
    • 21

    Mostly sunny

    • 11
    • 21

    Shower or two

Today 25 Oct St Helens

Cloudy. High chance of showers. Winds south to southwesterly 20 to 25 km/h.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Southerly 25 to 30 knots.
Seas
2 to 2.5 metres.
1st Swell
South to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Cloudy. 80% chance of rain.
Weather Situation
A trough crosses during Monday, embedded in a southwesterly wind stream. A ridge is expected to develop over Victoria on Tuesday, and combined with a broad area of low pressure to the south of Tasmania, brings a fresh westerly flow until Wednesday. A high is forecast to move over Bass Strait on Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swimcart Lagoon Entrance Temperature Statistics View More

October Temperature

St Helens Aerodrome (12 km)

  • Lowest 15 October, 2026

    5.5 °C

  • Average October

    14.8 °C

  • Highest 21 October, 2026

    29.2 °C

Climate (2021–2026)

St Helens Aerodrome (12 km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    13.5 °C

  • Average High 2021–2026

    18.4 °C
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