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    • 7
    • 24

    Clear

    • 10
    • 19

    Shower

    • 8
    • 16

    Shower

    • 10
    • 18

    Shower

    • 9
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    Shower

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    Cloudy

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    Cloudy

Today 18 Sep Mount Lofty Ranges

Clear. Winds northerly 15 to 20 km/h turning northwesterly in the evening.

Upper South East Coastal Waters

Murray Mouth to Cape Jaffa
Wind
West to northwesterly 10 to 15 knots decreasing to about 10 knots in the late evening.
Seas
Around 1 metre.
1st Swell
West to southwesterly 2 to 2.5 metres.
Weather
Clear.
Weather Situation
A high pressure system lies over the Tasman Sea with a ridge extending into the east of the state. A weak trough over South Australian waters will continue moving through eastern waters tonight. A cold front will pass over the south during Friday afternoon with a southwesterly flow persisting through the weekend as a ridge of high pressure extends over northern parts of the state.
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September Temperature

Hindmarsh Island (7km)

  • Lowest 5 September, 2025

    4.5 °C

  • Average September

    13.8 °C

  • Highest 15 September, 2025

    26.8 °C

Climate (2020–Present)

Hindmarsh Island (7km)

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  • Average Low 2020–2025

    12 °C

  • Average 2020–2025

    15.7 °C

  • Average High 2020–2025

    20.6 °C
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