Swimcart Lagoon Entrance Weather Forecast

    • 5
    • 15

    Partly cloudy

    • 6
    • 15

    Showers

    • 11
    • 18

    Showers increasing

    • 10
    • 16

    Shower or two

    • 6
    • 16

    Partly cloudy

    • 9
    • 17

    Possible shower

    • 4
    • 16

    Mostly sunny

Today 17 Aug St Helens

Partly cloudy. Light winds.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Northeasterly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
Southerly around 1 metre.
Weather
Cloudy.
Weather Situation
A high pressure system lies just to the east of Tasmania and is expected to slowly move away towards New Zealand during Tuesday and Wednesday. A northerly stream will develop over Tasmania on Tuesday and persist into Wednesday, ahead of a trough to cross the state during Wednesday evening and early Thursday morning. Another trough is expected to cross Tasmania during Thursday, with a west to northwesterly stream to develop and persist through Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swimcart Lagoon Entrance Temperature Statistics View More

August Temperature

St Helens Aerodrome (12km)

  • Lowest 1 August, 2026

    3 °C

  • Average August

    10 °C

  • Highest 13 August, 2026

    19.2 °C

Climate (2021–2026)

St Helens Aerodrome (12km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    13.4 °C

  • Average High 2021–2026

    18.3 °C
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