Port Macdonnell Offshore Weather Forecast

    • 14
    • 14

    Shower

    • 13
    • 14

    Windy

    • 12
    • 12

    Cloudy

    • 10
    • 13

    Cloudy

    • 13
    • 14

    Shower

    • 12
    • 13

    Cloudy

    • 10
    • 15

    Sunny

Today 2 Oct Lower South East

Cloudy. High chance of showers. The chance of a thunderstorm in the north in the afternoon and evening. Thunderstorms possibly severe with heavy rain which may lead to flash flooding near the coast in the afternoon and evening. Winds southerly 25 to 35 km/h. Daytime maximum temperatures around 18.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southeasterly 15 to 25 knots.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A low pressure trough in the north and east is slowly moving east. Another trough in the southeast with a low pressure system developing near the Victorian border during today will also slowly move east. In the west, a high pressure system will move into the Bight and slowly move east to be centred over Victoria on Monday, while extending a ridge into parts of the state. Another trough near the WA border is expected to develop from Saturday and extend into the state before weakening by Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Macdonnell Offshore Temperature Statistics View More

October Temperature

Mount Gambier Airport (44km)

  • Lowest 1 October, 2026

    13.2 °C

  • Average October

    14.7 °C

  • Highest

    –

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

    20.1 °C
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