Great Dog Island Weather Forecast

    • 11
    • 13

    Sunny

    • 12
    • 13

    Possible morning shower

    • 11
    • 13

    Partly cloudy

    • 12
    • 13

    Mostly sunny

    • 12
    • 13

    Partly cloudy

    • 12
    • 15

    Showers increasing

    • 12
    • 14

    Shower or two. Becoming windy

Today 27 Aug Furneaux Islands

Mostly sunny. Winds westerly 15 to 25 km/h increasing to 20 to 30 km/h in the late evening. Daytime maximum temperatures around 15.

Banks Strait and Franklin

Wind
Westerly about 10 knots increasing to 15 to 20 knots in the middle of the day. Winds reaching up to 25 knots near Eddystone Point in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres about Banks Strait by early evening.
1st Swell
East to southeasterly 1 to 1.5 metres.
Weather
Sunny.
Weather Situation
A high pressure system moves to north of the state today while a cold front approaches the southwest late in the day before crossing Tasmania early Friday. Another high pressure system is expected to build south of the Bight on Saturday and extend a ridge to the north of Tasmania, with the high centre to move near Adelaide on Sunday and extend a ridge over Tasmania.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Great Dog Island Temperature Statistics View More

August Temperature

Flinders Island Airport (27km)

  • Lowest 2 August, 2026

    1.5 °C

  • Average August

    11.5 °C

  • Highest 19 August, 2026

    18 °C

Climate (2021–2026)

Flinders Island Airport (27km)

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  • Average Low 2021–2026

    10.4 °C

  • Average 2021–2026

    14.3 °C

  • Average High 2021–2026

    18.4 °C
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