Portland Offshore Weather Forecast

    • 6
    • 13

    Showers

    • 7
    • 13

    Showers

    • 7
    • 13

    Shower or two

    • 5
    • 15

    Possible shower

    • 6
    • 17

    Sunny

    • 8
    • 14

    Showers

    • 7
    • 13

    Showers

Today 3 Aug South West

Cloudy. Very high chance of showers near the Otways, high chance elsewhere. Snow falling above 1100 metres. Possible small hail in the south. Winds westerly 20 to 30 km/h. Daytime maximum temperatures around 12.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Westerly 20 to 30 knots.
Seas
2 to 2.5 metres.
1st Swell
Southwesterly 2.5 to 3 metres, tending westerly 3 to 4 metres around midday, then tending west to southwesterly 3 to 4 metres by early evening.
Weather
Cloudy. 95% chance of showers, with possible small hail.
Weather Situation
A cold front over the state will clear to the east today with a broad westerly flow following. A high pressure system will move in from the west later Tuesday, moving slowly eastwards across the state through to the end of the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Offshore Temperature Statistics View More

August Temperature

Cape Nelson Lighthouse (9km)

  • Lowest 1 August, 2026

    5.6 °C

  • Average August

    9 °C

  • Highest 1 August, 2026

    14.2 °C

Climate (2021–2026)

Cape Nelson Lighthouse (9km)

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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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