Tank Island Weather Forecast

    • 14
    • 21

    Partly cloudy

    • 10
    • 21

    Partly cloudy

    • 11
    • 19

    Windy

    • 6
    • 20

    Partly cloudy

    • 5
    • 23

    Sunny

    • 9
    • 27

    Sunny

    • 13
    • 30

    Sunny

Today 13 Sep West Coast

Mostly sunny. Slight chance of a shower south of Streaky Bay, near zero chance elsewhere. Winds west to southwesterly 20 to 30 km/h tending south to southwesterly in the early afternoon then becoming light in the evening. Daytime maximum temperatures in the low to mid 20s.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Westerly 10 to 15 knots, reaching up to 20 knots south of Streaky Bay in the late morning and early afternoon. Winds turning southwesterly in the early afternoon.
Seas
1 to 1.5 metres, decreasing below 1 metre by early evening.
1st Swell
Southwesterly 1.5 metres, increasing to 1.5 to 2 metres around midday.
Weather
Partly cloudy.
Weather Situation
A trough will move across SA today ahead of a high pressure ridge that will build in the wake. A cold front will then slip across southern coasts late Monday and early Tuesday, before the high moves across waters to the south to be centred over Victoria by Thursday.
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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 10 September, 2026

    3.7 °C

  • Average September

    12.9 °C

  • Highest 4 September, 2026

    23.3 °C

Climate (2021–2026)

Minnipa Agricultural Centre (59km)

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  • Average Low 2021–2026

    11 °C

  • Average 2021–2026

    17 °C

  • Average High 2021–2026

    24.4 °C
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