Tank Island Weather Forecast

    • 8
    • 27

    Clear

    • 9
    • 20

    Shower

    • 10
    • 17

    Cloudy

    • 11
    • 18

    Shower

    • 11
    • 19

    Cloudy

    • 7
    • 19

    Partly cloudy

    • 6
    • 20

    Sunny

Today 18 Sep West Coast

Clear. Winds west to southwesterly 20 to 30 km/h tending south to southwesterly 15 to 25 km/h in the evening.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Southwesterly 10 to 15 knots decreasing to about 10 knots in the evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 metres.
Weather
Clear.
Weather Situation
A high pressure system lies over the Tasman Sea with a ridge extending into the east of the state. A weak trough over South Australian waters will continue moving through eastern waters tonight. A cold front will pass over the south during Friday afternoon with a southwesterly flow persisting through the weekend as a ridge of high pressure extends over northern parts of the state.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Tank Island Temperature Statistics View More

September Temperature

Minnipa Agricultural Centre (59km)

  • Lowest 12 September, 2025

    3.1 °C

  • Average September

    13.6 °C

  • Highest 6 September, 2025

    31.4 °C

Climate (2020–Present)

Minnipa Agricultural Centre (59km)

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  • Average Low 2020–2025

    11 °C

  • Average 2020–2025

    17 °C

  • Average High 2020–2025

    24.4 °C
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