Marble Bay Weather Forecast

    • 18
    • 19

    Windy

    • 17
    • 20

    Windy

    • 20
    • 21

    Shower

    • 20
    • 20

    Partly cloudy

    • 18
    • 19

    Shower

    • 18
    • 21

    Shower

    • 20
    • 21

    Shower

Today 3 Apr Lower Eyre Peninsula

Partly cloudy. Slight chance of a shower near the east coast during the morning and afternoon. Near zero chance of rain elsewhere. Winds southeasterly 25 to 35 km/h. Daytime maximum temperatures in the low to mid 20s.

Central Coastal Waters

Wind
Southeasterly 15 to 20 knots increasing to 20 to 25 knots in the evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2 metres by early evening.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system south of Western Australia extends a ridge over South Australia. The high is forecast to move east today and tomorrow, and be southeast of Tasmania by Sunday allowing another weak front to brush over coastal parts of SA Sunday night and Monday. Another high pressure system is expected to follow early next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marble Bay Temperature Statistics View More

April Temperature

Neptune Island (36km)

  • Lowest 2 April, 2026

    16.6 °C

  • Average April

    18.4 °C

  • Highest 1 April, 2026

    21.6 °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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