Island Bay Weather Forecast

    • 9
    • 15

    Showers. Windy

    • 5
    • 10

    Showers

    • 5
    • 11

    Shower or two

    • 7
    • 12

    Shower or two

    • 5
    • 12

    Cloudy

    • 6
    • 13

    Mostly sunny

    • 7
    • 15

    Partly cloudy

Today 15 Aug Western

Cloudy. Very high chance of showers, with possible small hail late this afternoon and evening. Snow falling above 500 metres. Damaging winds possible. Winds north to northwesterly 35 to 50 km/h tending west to northwesterly 30 to 45 km/h in the late morning and afternoon. Daytime maximum temperatures between 9 and 14.

South West Coastal Waters

South East Cape to Low Rocky Point
Wind
Northwesterly 20 to 30 knots, reaching up to 45 knots in the evening. Winds turning westerly 25 to 30 knots in the evening.
Seas
2 to 4 metres.
1st Swell
West to northwesterly 4 to 5 metres.
Weather
Cloudy. 95% chance of showers, with possible small hail in the late afternoon and evening.
Weather Situation
A high over the Tasman Sea is directing a northerly stream across Tasmania, ahead of a cold front to approach and cross the state this afternoon and evening. A weak ridge will move over Tasmania on Saturday afternoon, with a trough to to cross early Sunday bringing a southerly stream. Another high is expected to approach Tasmania from the west during Monday and move over the state late.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Island Bay Temperature Statistics View More

August Temperature

Maatsuyker Island (30km)

  • Lowest 7 August, 2025

    5.8 °C

  • Average August

    10.3 °C

  • Highest 4 August, 2025

    14.7 °C

Climate (2020–Present)

Maatsuyker Island (30km)

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  • Average Low 2020–2025

    9.5 °C

  • Average 2020–2025

    11.7 °C

  • Average High 2020–2025

    14.3 °C
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