Port Macdonnell Offshore Weather Forecast

    • 12
    • 13

    Cloudy

    • 12
    • 13

    Cloudy

    • 12
    • 14

    Partly cloudy

    • 13
    • 18

    Partly cloudy

    • 15
    • 18

    Partly cloudy

    • 15
    • 19

    Partly cloudy

    • 17
    • 20

    Partly cloudy

Today 13 Oct Lower South East

Cloudy. Winds southwesterly 20 to 25 km/h turning southerly 15 to 25 km/h in the late afternoon then becoming light in the evening.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southwesterly 10 to 15 knots turning southerly in the late afternoon.
Seas
Around 1 metre.
1st Swell
Southwesterly 4 to 5 metres.
Weather
Cloudy.
Weather Situation
A high pressure system moves across waters to the south of the state reaching the Tasman Sea later on Thursday. A trough of low pressure moves into the far west on Friday before weakening over the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Macdonnell Offshore Temperature Statistics View More

October Temperature

Mount Gambier Airport (44 km)

  • Lowest 7 October, 2026

    2.8 °C

  • Average October

    13.4 °C

  • Highest 11 October, 2026

    25.5 °C

Climate (2021–2026)

Mount Gambier Airport (44 km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20.1 °C
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