Big Lagoon Entrance Weather Forecast

    • 9
    • 20

    Shower or two

    • 9
    • 18

    Partly cloudy

    • 5
    • 17

    Partly cloudy

    • 5
    • 18

    Mostly sunny

    • 7
    • 18

    Cloudy

    • 10
    • 17

    Cloudy

    • 10
    • 18

    Cloudy

Today 16 Apr St Helens

Partly cloudy. Medium chance of showers, most likely in the late morning and afternoon. Winds northwesterly 25 to 35 km/h tending westerly in the evening.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
West to northwesterly 15 to 25 knots increasing to 20 to 30 knots in the morning. Winds reaching up to 35 knots near Eddystone Point in the late afternoon.
Seas
1.5 to 2 metres, increasing to 2 to 3 metres around midday.
1st Swell
Southerly around 1 metre.
Weather
Partly cloudy. 80% chance of showers. The chance of a thunderstorm offshore during this afternoon and evening.
Weather Situation
Gusty northwesterly winds will develop across Tasmania this morning ahead of a significant cold front, expected to cross later in the afternoon and evening. A cold and gusty south to southwesterly stream is then expected to develop and persist through Friday, with a ridge to approach and move over Tasmania on Saturday and Sunday, bringing light winds and settled weather to the state.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Big Lagoon Entrance Temperature Statistics View More

April Temperature

St Helens Aerodrome (17km)

  • Lowest 14 April, 2026

    4.9 °C

  • Average April

    13.9 °C

  • Highest 1 April, 2026

    26 °C

Climate (2021–Present)

St Helens Aerodrome (17km)

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  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    13.3 °C

  • Average High 2021–2026

    18.2 °C
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