Portland Offshore Weather Forecast

    • 9
    • 15

    Shower or two

    • 9
    • 15

    Cloudy

    • 8
    • 17

    Cloudy

    • 10
    • 18

    Partly cloudy

    • 10
    • 23

    Partly cloudy

    • 16
    • 26

    Shower or two

    • 14
    • 21

    Shower or two

Today 15 Nov South West

Cloudy. High chance of showers, becoming less likely in the late afternoon and evening. Winds southwesterly 15 to 25 km/h turning southerly 20 to 30 km/h in the early afternoon. Daytime maximum temperatures around 16.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Southwesterly 15 to 20 knots turning southerly in the late morning.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Cloudy.
Weather Situation
A cold front moves across the south of Victoria today. A ridge of high pressure is then expected to develop from the west, extending from a high pressure system centred south of WA late Sunday. The high and ridge will move slowly eastwards during the week ahead of trough expected to move across from the west late in the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Offshore Temperature Statistics View More

November Temperature

Cape Nelson Lighthouse (9 km)

  • Lowest 7 November, 2026

    9.3 °C

  • Average November

    14 °C

  • Highest 10 November, 2026

    23.2 °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

    17.7 °C
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