Swimcart Lagoon Entrance Weather Forecast

    • 11
    • 16

    Possible shower

    • 11
    • 16

    Showers increasing

    • 12
    • 17

    Rain

    • 13
    • 18

    Shower or two

    • 13
    • 18

    Shower or two

    • 12
    • 17

    Shower or two

    • 8
    • 15

    Mostly sunny

Today 25 May St Helens

Partly cloudy. Medium chance of showers, most likely in the evening. Light winds.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Southeasterly about 10 knots increasing to 10 to 15 knots in the evening.
Seas
Below 1 metre.
1st Swell
Northeasterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A trough is forecast to move over the State today. A high pressure system passes to the south of Tasmania between Tuesday and Thursday, as a broad low pressure system moves slowly over the southeastern mainland. Together they direct an easterly airstream over Tasmania through the middle of the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swimcart Lagoon Entrance Temperature Statistics View More

May Temperature

St Helens Aerodrome (12km)

  • Lowest 21 May, 2026

    4.4 °C

  • Average May

    13.2 °C

  • Highest 1 May, 2026

    24.9 °C

Climate (2021–Present)

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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