Rocky Plains Bay Weather Forecast

    • 7
    • 13

    Shower

    • 9
    • 14

    Rain

    • 10
    • 13

    Shower

    • 7
    • 12

    Shower

    • 8
    • 13

    Shower

    • 6
    • 10

    Shower

    • 8
    • 13

    Shower

Today 4 Sep Western

Cloudy. Very high chance of showers. Winds northwesterly 30 to 45 km/h. Daytime maximum temperatures between 9 and 13.

South West Coastal Waters

South East Cape to Low Rocky Point
Wind
Northwesterly 25 to 30 knots, reaching up to 35 knots in the late morning and afternoon.
Seas
2.5 to 3 metres.
1st Swell
Westerly 6 to 7 metres.
Weather
Partly cloudy. 90% chance of showers, with possible small hail offshore in the late morning and afternoon.
Weather Situation
A strong westerly flow will gradually ease during today before a low pressure system approaches from the west early Saturday. This low is expected to cross southern Tasmania on Saturday, bringing a series of troughs and a cold front over the state. A west to southwesterly airstream is expected to follow the low with a weak cold front crossing the state early Monday before a ridge of high pressure develops from the west.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rocky Plains Bay Temperature Statistics View More

September Temperature

Maatsuyker Island (30km)

  • Lowest 3 September, 2026

    6.6 °C

  • Average September

    10.8 °C

  • Highest 1 September, 2026

    15.8 °C

Climate (2021–2026)

Maatsuyker Island (30km)

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  • Average Low 2021–2026

    9.5 °C

  • Average 2021–2026

    11.7 °C

  • Average High 2021–2026

    14.3 °C
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