Cat Island Weather Forecast

    • 11
    • 13

    Shower

    • 13
    • 15

    Shower

    • 13
    • 14

    Partly cloudy

    • 12
    • 14

    Partly cloudy

    • 11
    • 13

    Partly cloudy

    • 13
    • 15

    Cloudy

    • 15
    • 16

    Shower

Today 17 Nov Furneaux Islands

Partly cloudy. Medium chance of showers, with possible small hail in the morning and afternoon. Winds westerly 30 to 45 km/h. Overnight temperatures falling to around 9 with daytime temperatures reaching around 15.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Westerly 20 to 25 knots, reaching up to 30 knots offshore during the day.
Seas
1 to 2 metres, increasing to 2 to 3 metres offshore during the morning.
1st Swell
Southerly around 1 metre, tending west to southwesterly 1 to 2 metres during the morning, then tending south to southwesterly 1 to 1.5 metres by early evening.
Weather
Partly cloudy. 60% chance of showers, with possible small hail offshore in the morning.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cat Island Temperature Statistics View More

November Temperature

Flinders Island Airport (34km)

  • Lowest 15 November, 2025

    3.6 °C

  • Average November

    13.1 °C

  • Highest 7 November, 2025

    23 °C

Climate (2020–Present)

Flinders Island Airport (34km)

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  • Average Low 2020–2025

    10.4 °C

  • Average 2020–2025

    14.3 °C

  • Average High 2020–2025

    18.3 °C
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