Portland Offshore Weather Forecast

    • 9
    • 17

    Cloudy

    • 11
    • 19

    Showers increasing

    • 8
    • 14

    Shower or two

    • 9
    • 15

    Cloudy

    • 6
    • 20

    Mostly sunny

    • 11
    • 23

    Partly cloudy

    • 11
    • 18

    Shower or two

Today 5 Nov South West

Cloudy. Slight chance of a shower. Winds west to southwesterly 20 to 30 km/h becoming light in the late evening. Daytime maximum temperatures around 17.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
West to southwesterly 15 to 20 knots, reaching up to 25 knots in the far east early in the morning. Winds tending west to northwesterly during the afternoon and evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres during the afternoon.
1st Swell
West to southwesterly 2.5 to 3 metres.
Weather
Cloudy.
Weather Situation
Cool southwesterly winds as a high pressure system extends a ridge over Victoria before the next cold front crosses the State overnight Friday and early Saturday. A second high pressure system in the Bight will then extend a ridge over Victoria for the remainder of the weekend.
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 4 November, 2026

    10.1 °C

  • Average November

    14.3 °C

  • Highest 3 November, 2026

    18.4 °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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