Swimcart Lagoon Entrance Weather Forecast

    • 10
    • 21

    Clear

    • 11
    • 22

    Cloud clearing

    • 12
    • 26

    Mostly sunny

    • 13
    • 25

    Partly cloudy

    • 12
    • 24

    Partly cloudy

    • 13
    • 27

    Shower or two

    • 12
    • 21

    Shower or two

Today 18 Oct St Helens

Clear. Winds northerly 20 to 30 km/h becoming light in the late evening.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Northeasterly 10 to 15 knots, reaching up to 20 knots offshore in the late evening.
Seas
Around 1 metre.
1st Swell
Northeasterly around 1 metre.
Weather
Clear.
Weather Situation
A high over the central Tasman Sea directs a warm northwesterly flow over Tasmania. A weak trough is expected to approach from the west on Monday and move over the state on Tuesday and Wednesday. Warm northwesterly winds are forecast to increase on Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swimcart Lagoon Entrance Temperature Statistics View More

October Temperature

St Helens Aerodrome (12 km)

  • Lowest 15 October, 2026

    5.5 °C

  • Average October

    13.3 °C

  • Highest 1 October, 2026

    22.4 °C

Climate (2021–2026)

St Helens Aerodrome (12 km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    13.5 °C

  • Average High 2021–2026

    18.4 °C
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