Cascades Bay Weather Forecast

    • 12
    • 15

    Showers

    • 9
    • 15

    Possible shower

    • 10
    • 15

    Showers

    • 7
    • 13

    Showers increasing

    • 5
    • 10

    Showers. Windy

    • 6
    • 12

    Shower or two

    • 8
    • 13

    Shower or two

Today 30 Jun South East

Cloudy. Very high chance of showers. Winds northwest to northeasterly 15 to 25 km/h becoming light in the late evening. Daytime maximum temperatures between 9 and 15.

Frederick Henry Bay and Norfolk Bay Boating

Wind
North to northeasterly about 10 knots.
Seas
Below 0.5 metres.
Weather
Cloudy. 90% chance of showers.
Weather Situation
A trough crosses Tasmania during today, bringing a north to northwesterly airstream to the state. Winds tend more northerly on Wednesday as a stronger trough approaches from the west, crossing Tasmania from late Wednesday. A weakening low is expected to move from western Bass Strait to the east Friday morning before a cold front follows in the afternoon.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cascades Bay Temperature Statistics View More

June Temperature

Tasman Island (25km)

  • Lowest 26 June, 2026

    5.3 °C

  • Average June

    10.3 °C

  • Highest 13 June, 2026

    16.6 °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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