West Island Weather Forecast

    • 2
    • 16

    Partly cloudy

    • 6
    • 17

    Shower or two

    • 3
    • 18

    Shower or two

    • 9
    • 18

    Showers

    • 9
    • 16

    Rain

    • 7
    • 16

    Showers

    • 8
    • 15

    Showers

Today 5 Aug Mount Lofty Ranges

Cloudy. Slight chance of a light shower, becoming less likely later this evening. Light winds.

South Central Coastal Waters

Wind
North to northwesterly 10 to 15 knots.
Seas
Below 1 metre, increasing to 1 to 1.5 metres west of Kangaroo Island.
1st Swell
Southwesterly 2 metres.
Weather
Cloudy. 50% chance of showers.
Weather Situation
A trough continues moving across southeast coastal parts of SA this evening into Thursday. A weak high pressure system centred over western NSW will slowly move east while maintaining a ridge over SA until the weekend. A strong cold front will begin to move into the Bight and track east over the state from Saturday into Sunday.
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  • Temperature Forecast Bureau of Meteorology

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West Island Temperature Statistics View More

August Temperature

Encounter Bay (6km)

  • Lowest 1 August, 2026

    0.5 °C

  • Average August

    10.8 °C

  • Highest 2 August, 2026

    16.5 °C

Climate (2021–2026)

Encounter Bay (6km)

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  • Average Low 2021–2026

    10.5 °C

  • Average 2021–2026

    15.2 °C

  • Average High 2021–2026

    20.7 °C
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