Swimcart Lagoon Entrance Weather Forecast

    • 3
    • 15

    Clear

    • 3
    • 15

    Partly cloudy

    • 6
    • 16

    Sunny

    • 5
    • 14

    Showers

    • 6
    • 14

    Shower or two

    • 7
    • 15

    Partly cloudy

    • 5
    • 15

    Possible shower

Today 31 Jul St Helens

Sunny. Light winds.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
West to southwesterly about 10 knots tending west to northwesterly 10 to 15 knots in the evening.
Seas
Below 1 metre.
1st Swell
South to southeasterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.
Weather
Mostly sunny.
Weather Situation
A cold southwesterly airstream persists over Tasmania, tending more westerly during today and on Friday as a large high pressure centre establishes over the South Australian coast. The high centre will then slowly cross the southeastern mainland late Friday and during Saturday as a low centre and associated cold front approach Tasmania from the west and cross on Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swimcart Lagoon Entrance Temperature Statistics View More

July Temperature

St Helens Aerodrome (12km)

  • Lowest 30 July, 2026

    0.9 °C

  • Average July

    9.8 °C

  • Highest 19 July, 2026

    17.3 °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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