Busby Islet Weather Forecast

    • 7
    • 18

    Possible shower

    • 10
    • 17

    Showers easing. Windy

    • 7
    • 16

    Cloudy

    • 6
    • 17

    Partly cloudy

    • 5
    • 17

    Partly cloudy

    • 8
    • 15

    Partly cloudy

    • 6
    • 17

    Mostly sunny

Today 4 Sep Kangaroo Island

Partly cloudy. Medium chance of showers, most likely later tonight. Winds northerly 20 to 30 km/h tending northwesterly 25 to 35 km/h in the evening.

Investigator Strait Coastal Waters

Wind
North to northeasterly 10 to 15 knots turning northwesterly 15 to 25 knots in the evening. Winds reaching up to 30 knots in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres through the Backstairs Passage by early evening.
1st Swell
West to southwesterly 1 to 2 metres.
Weather
Partly cloudy. The chance of a thunderstorm later this evening.
Weather Situation
A trough lies near the western border ahead of a cold front moving across the Bight, while a weak ridge of high pressure lies across central Australia. The front and trough will move across SA overnight and into southeastern Australia on Saturday, with a ridge of high pressure developing across SA in its wake. A trough is expected to develop near the western border on Sunday and remain near stationary nearly next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Busby Islet Temperature Statistics View More

September Temperature

Kingscote Airport (14km)

  • Lowest 2 September, 2026

    5.6 °C

  • Average September

    13.3 °C

  • Highest 1 September, 2026

    21.3 °C

Climate (2021–2026)

Kingscote Airport (14km)

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  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    14.8 °C

  • Average High 2021–2026

    21.1 °C
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