Cascades Bay Weather Forecast

    • 7
    • 13

    Shower or two

    • 7
    • 10

    Showers. Windy

    • 7
    • 12

    Cloudy

    • 6
    • 11

    Partly cloudy

    • 6
    • 13

    Shower or two

    • 7
    • 12

    Shower or two

    • 7
    • 12

    Partly cloudy

Today 3 Jul South East

Cloudy. High chance of showers in the south, medium chance elsewhere. Snow falling above 800 metres. Possible small hail. Winds westerly 25 to 40 km/h.

Frederick Henry Bay and Norfolk Bay Boating

Wind
Southwesterly 20 to 25 knots increasing to 20 to 30 knots in the late afternoon then tending westerly 15 to 25 knots in the evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres by early evening.
Weather
Partly cloudy.
Weather Situation
A cold and gusty southwesterly airstream prevails over Tasmania tonight and into Saturday. A very strong high pressure centre will then move over the state on Sunday and remain in the vicinity during Monday, bringing settled weather to the state. A cold front is expected to briefly cross the south on Tuesday, before the high reinstates itself.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cascades Bay Temperature Statistics View More

July Temperature

Tasman Island (25km)

  • Lowest 2 July, 2026

    10.1 °C

  • Average July

    12 °C

  • Highest 1 July, 2026

    15.3 °C

Climate (2021–2026)

Tasman Island (25km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.5 °C

  • Average High 2021–2026

    14.6 °C
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