Cascades Bay Weather Forecast

    • 7
    • 16

    Sunny day. Late showers

    • 7
    • 13

    Showers. Windy

    • 9
    • 16

    Cloud clearing

    • 8
    • 17

    Sunny

    • 7
    • 16

    Partly cloudy

    • 9
    • 18

    Shower or two

    • 11
    • 19

    Possible shower

Today 8 Sep South East

Partly cloudy. Very high chance of showers in the south, high chance elsewhere. Snow falling above 700 metres. Possible small hail this evening. Winds northwesterly 20 to 30 km/h increasing to 25 to 40 km/h in the morning then turning westerly 30 to 45 km/h in the late morning and early afternoon. Daytime maximum temperatures between 11 and 16.

Frederick Henry Bay and Norfolk Bay Boating

Wind
Northwesterly 15 to 20 knots turning westerly in the evening.
Seas
Below 1 metre.
Weather
Sunny day. 70% chance of showers this evening.
Weather Situation
A cold front is expected to cross Tasmania this evening, before a ridge of high pressure approaches from the west, with a southwesterly flow establishing itself over the state.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cascades Bay Temperature Statistics View More

September Temperature

Tasman Island (25km)

  • Lowest 4 September, 2026

    6.1 °C

  • Average September

    10.4 °C

  • Highest 1 September, 2026

    15.9 °C

Climate (2021–2026)

Tasman Island (25km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.6 °C

  • Average High 2021–2026

    14.6 °C
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