Marble Bay Weather Forecast

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    • 17

    Cloudy

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    • 19

    Cloudy

    • 18
    • 20

    Cloudy

    • 20
    • 22

    Partly cloudy

    • 21
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    Shower

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    • 20

    Partly cloudy

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    Partly cloudy

Today 27 Mar Lower Eyre Peninsula

Partly cloudy. Winds south to southeasterly 20 to 30 km/h.

Central Coastal Waters

Wind
Southerly 15 to 20 knots turning southeasterly 10 to 15 knots in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Cloudy.
Weather Situation
A high pressure system south of the Bight will move slowly eastwards over the weekend to be centred over the Tasman Sea on Monday. A trough is forecast to enter the far west on Tuesday before sliding over southern parts of SA on Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marble Bay Temperature Statistics View More

March Temperature

Neptune Island (36km)

  • Lowest 9 March, 2026

    14.8 °C

  • Average March

    18.5 °C

  • Highest 10 March, 2026

    24 °C

Climate (2021–Present)

Neptune Island (36km)

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  • Average Low 2021–2026

    14.3 °C

  • Average 2021–2026

    16.2 °C

  • Average High 2021–2026

    18.8 °C
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