Portland Offshore Weather Forecast

    • 9
    • 15

    Showers

    • 10
    • 16

    Showers easing

    • 9
    • 17

    Partly cloudy

    • 7
    • 16

    Partly cloudy

    • 8
    • 18

    Sunny

    • 12
    • 18

    Showers

    • 8
    • 16

    Shower or two

Today 5 Jun South West

Cloudy. High chance of showers in the south, slight chance elsewhere. Winds westerly 15 to 25 km/h.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Westerly 20 to 25 knots, reaching up to 30 knots in the east in the late afternoon.
Seas
1.5 to 2 metres.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy. 80% chance of showers.
Weather Situation
A high pressure system near the Bight is directing a west to southwesterly airstream across Victoria. The high is forecast to be located over southern NSW by Saturday night, with winds tending northerly on Sunday as the high moves over the NSW coast. The high will move over the Tasman Sea on Monday, with northerly winds strengthening on Tuesday as a cold front crosses the Bight.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Offshore Temperature Statistics View More

June Temperature

Cape Nelson Lighthouse (9km)

  • Lowest 1 June, 2026

    8.8 °C

  • Average June

    12 °C

  • Highest 2 June, 2026

    16.2 °C

Climate (2021–Present)

Cape Nelson Lighthouse (9km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    14.3 °C

  • Average High 2021–2026

    17.6 °C
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