West Island Weather Forecast

    • 10
    • 25

    Mostly sunny

    • 13
    • 28

    Mostly sunny

    • 18
    • 28

    Partly cloudy

    • 15
    • 23

    Shower or two

    • 11
    • 21

    Partly cloudy

    • 12
    • 30

    Partly cloudy

    • 16
    • 24

    Shower or two

Today 17 Oct Mount Lofty Ranges

Partly cloudy. Slight chance of a shower in the late morning and afternoon. Winds east to northeasterly 15 to 25 km/h becoming light in the evening then becoming east to northeasterly 15 to 20 km/h in the late evening. Daytime maximum temperatures in the low to mid 20s.

South Central Coastal Waters

Wind
Northeasterly 10 to 15 knots turning easterly in the late morning and early afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Weather
Sunny.
Weather Situation
A high pressure system southeast of Tasmania is expected to linger there until early next week, whilst extending a ridge over eastern SA. A trough of low pressure over WA is expected to move over SA early next week, while a cold front clips the southeast.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

West Island Temperature Statistics View More

October Temperature

Encounter Bay (6 km)

  • Lowest 16 October, 2026

    5.3 °C

  • Average October

    15 °C

  • Highest 11 October, 2026

    30 °C

Climate (2021–2026)

Encounter Bay (6 km)

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  • Average Low 2021–2026

    10.5 °C

  • Average 2021–2026

    15.3 °C

  • Average High 2021–2026

    20.7 °C
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