Flat Top Island Weather Forecast

    • 12
    • 12

    Windy

    • 12
    • 12

    Windy

    • 12
    • 12

    Shower

    • 12
    • 12

    Shower

    • 11
    • 14

    Shower

    • 11
    • 12

    Shower

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    • 12

    Windy

Today 28 Aug Western

Cloudy. Very high chance of showers, most likely in the early morning. Winds west to northwesterly 25 to 35 km/h tending west to southwesterly before dawn then tending west to northwesterly 20 to 30 km/h in the late evening. Overnight temperatures falling to between 4 and 8 with daytime temperatures reaching between 8 and 13.

South West Coastal Waters

South East Cape to Low Rocky Point
Wind
Westerly 20 to 30 knots.
Seas
2 to 3 metres.
1st Swell
Westerly 3 to 4 metres.
Weather
Cloudy. 70% chance of showers.
Weather Situation
An approaching cold front will cross the state on Friday morning. A high pressure system will 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. The high is expected to move to the north of Tasmania on Monday, with another cold front to move to the south of the Bight.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Flat Top Island Temperature Statistics View More

August Temperature

Maatsuyker Island (9km)

  • Lowest 13 August, 2026

    6 °C

  • Average August

    10 °C

  • Highest 19 August, 2026

    17 °C

Climate (2021–2026)

Maatsuyker Island (9km)

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  • Average Low 2021–2026

    9.5 °C

  • Average 2021–2026

    11.7 °C

  • Average High 2021–2026

    14.3 °C
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