Swimcart Lagoon Entrance Weather Forecast

    • 7
    • 15

    Partly cloudy

    • 4
    • 20

    Sunny

    • 4
    • 19

    Sunny

    • 7
    • 19

    Mostly sunny

    • 8
    • 19

    Partly cloudy

    • 11
    • 20

    Possible shower

    • 9
    • 17

    Shower or two

Today 9 Sep St Helens

Partly cloudy. Slight chance of a shower in the early morning. Winds westerly 15 to 20 km/h tending southwesterly 20 to 30 km/h before dawn then becoming light in the evening.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Westerly 20 to 25 knots, reaching up to 30 knots offshore during the morning. Winds turning southwesterly 15 to 25 knots in the early morning.
Seas
2 to 3 metres, decreasing to 1.5 to 2 metres around midday.
1st Swell
South to southwesterly around 1 metre inshore, increasing to 1.5 to 2.5 metres offshore around midday.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swimcart Lagoon Entrance Temperature Statistics View More

September Temperature

St Helens Aerodrome (12km)

  • Lowest 8 September, 2026

    3.5 °C

  • Average September

    11.8 °C

  • Highest 1 September, 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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