Big Lagoon Entrance Weather Forecast

    • 8
    • 17

    Cloudy

    • 11
    • 21

    Partly cloudy

    • 10
    • 18

    Partly cloudy

    • 7
    • 17

    Partly cloudy

    • 7
    • 17

    Partly cloudy

    • 8
    • 18

    Becoming cloudy

    • 12
    • 18

    Shower or two

Today 17 Nov St Helens

Cloudy. Winds northwesterly 20 to 25 km/h.

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.
Seas
2 to 2.5 metres.
1st Swell
Southeast to southwesterly around 1 metre offshore.
Weather
Cloudy.
Weather Situation
A series of cold fronts are forecast to pass over the state in a persistent west to southwesterly flow on the eastern flank of a high pressure system to the west. The flow will ease later this week as the high pressure system moves closer to Tasmania and extends a ridge over the state on Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Big Lagoon Entrance Temperature Statistics View More

November Temperature

St Helens Aerodrome (17km)

  • Lowest 12 November, 2025

    5.4 °C

  • Average November

    13 °C

  • Highest 10 November, 2025

    21.3 °C

Climate (2020–Present)

St Helens Aerodrome (17km)

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  • Average Low 2020–2025

    9.3 °C

  • Average 2020–2025

    13.3 °C

  • Average High 2020–2025

    18.2 °C
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