Port Macdonnell Offshore Weather Forecast

    • 13
    • 14

    Partly cloudy

    • 10
    • 13

    Cloudy

    • 9
    • 14

    Partly cloudy

    • 11
    • 16

    Shower

    • 13
    • 15

    Shower

    • 13
    • 15

    Shower

    • 13
    • 15

    Shower

Today 25 Jun Lower South East

Partly cloudy. Light winds.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
East to southeasterly about 10 knots.
Seas
Below 0.5 metres, increasing to below 1 metre south of Beachport.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system centred over Tasmania extends a ridge over SA. The high and ridge will move eastwards on Sunday and a low pressure trough is expected to reach the far west of the state on Sunday. The trough will slip southeastwards early next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Macdonnell Offshore Temperature Statistics View More

June Temperature

Mount Gambier Airport (44km)

  • Lowest 22 June, 2026

    0.4 °C

  • Average June

    11.5 °C

  • Highest 12 June, 2026

    20.1 °C

Climate (2021–2026)

Mount Gambier Airport (44km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20 °C
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