Cascades Bay - Shelly Beach Weather Forecast

    • 7
    • 12

    Partly cloudy

    • 8
    • 12

    Shower or two

    • 6
    • 13

    Showers

    • 7
    • 13

    Shower or two

    • 9
    • 16

    Showers increasing

    • 6
    • 10

    Shower or two

    • 6
    • 12

    Shower or two

Today 9 Jul South East

Partly cloudy. Winds northerly 15 to 25 km/h.

Frederick Henry Bay and Norfolk Bay Boating

Wind
Northerly about 10 knots increasing to 10 to 15 knots in the evening.
Seas
Below 1 metre.
Weather
Partly cloudy.
Weather Situation
A cold front approaching from the west is forecast to cross Tasmania during Thursday morning. A southwesterly flow will develop over the state on Thursday afternoon and evening, before a second cold front is forecast to brush the south and west of the state during Friday. A high pressure system over mainland Australia is expected to extend a ridge over Tasmania early Saturday, with a northwesterly stream to develop on Saturday afternoon ahead of another cold front which is forecast to cross the state Sunday afternoon.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cascades Bay - Shelly Beach Temperature Statistics View More

July Temperature

Tasman Island (24km)

  • Lowest 4 July, 2025

    6.6 °C

  • Average July

    9.7 °C

  • Highest 6 July, 2025

    13.9 °C

Climate (2020–Present)

Tasman Island (24km)

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  • Average Low 2020–2025

    9.4 °C

  • Average 2020–2025

    11.5 °C

  • Average High 2020–2025

    14.6 °C
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