Swimcart Lagoon Entrance Weather Forecast

    • 5
    • 17

    Partly cloudy

    • 12
    • 18

    Showers

    • 5
    • 15

    Mostly sunny

    • 3
    • 15

    Partly cloudy

    • 8
    • 15

    Showers

    • 8
    • 15

    Shower or two

    • 9
    • 15

    Showers

Today 12 Jun St Helens

Partly cloudy. Slight chance of a shower. Light winds becoming northerly 15 to 20 km/h in the early afternoon then becoming light in the late afternoon.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Northerly about 10 knots increasing to 15 to 20 knots in the early morning.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the morning.
1st Swell
Southeast to southwesterly below 1 metre.
Weather
Partly cloudy.
Weather Situation
A high pressure system over the Tasman Sea extends a ridge of high pressure to the north of Tasmania. A cold front is forecast to cross Tasmania on Saturday, with a low to then move well to the south of Tasmania later on Saturday and early Sunday. Another high pressure system is expected to move over to the north of Tasmania on Sunday afternoon and evening, then move over the Tasman Sea on Monday as a cold front weakens to the west of the state.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swimcart Lagoon Entrance Temperature Statistics View More

June Temperature

St Helens Aerodrome (12km)

  • Lowest 1 June, 2026

    4.8 °C

  • Average June

    11 °C

  • Highest 10 June, 2026

    18.4 °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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