Portland Offshore Weather Forecast

    • 8
    • 16

    Clear

    • 7
    • 22

    Sunny

    • 13
    • 22

    Showers increasing

    • 11
    • 18

    Shower or two

    • 10
    • 21

    Shower or two

    • 11
    • 15

    Showers easing

    • 7
    • 12

    Showers

Today 7 Oct South West

Clear. Light winds.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Easterly 10 to 15 knots, reaching up to 20 knots offshore.
Seas
Around 1 metre.
1st Swell
Southwesterly 3 to 4 metres.
Weather
Clear.
Weather Situation
A high pressure system centred southeast of Tasmania extends a ridge over Victoria. This ridge will move eastwards overnight and during Thursday ahead of a cold front which is expected to reach western Victoria later Friday then move across the remainder of the state on Saturday morning. Another ridge will move over Victoria on Sunday ahead of a cold front early next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Offshore Temperature Statistics View More

October Temperature

Cape Nelson Lighthouse (9 km)

  • Lowest 5 October, 2026

    7.8 °C

  • Average October

    12.9 °C

  • Highest 1 October, 2026

    15.8 °C

Climate (2021–2026)

Cape Nelson Lighthouse (9 km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    17.6 °C
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