South West Island Weather Forecast

    • 23
    • 34

    Partly cloudy

    • 22
    • 35

    Partly cloudy

    • 22
    • 36

    Sunny

    • 23
    • 36

    Sunny

    • 22
    • 35

    Sunny

    • 21
    • 35

    Sunny

    • 22
    • 34

    Shower

Today 9 Apr Kakadu National Park

Partly cloudy. Medium chance of showers. The chance of a thunderstorm northwest of Kakadu Highway late this afternoon and evening. Light winds.

Roper Groote Coast

Cape Arnhem to QLD-NT Border
Wind
East to southeasterly about 10 knots increasing to 10 to 15 knots in the morning then decreasing to about 10 knots in the late evening.
Seas
Below 1 metre.
1st Swell
East to northeasterly below 1 metre.
Weather
Mostly sunny.
Weather Situation
A weak ridge persists over the Territory, maintaining east to southeasterly winds over coastal waters. A new ridge strengthens winds in the Gulf of Carpentaria from Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South West Island Temperature Statistics View More

April Temperature

Centre Island (16km)

  • Lowest 6 April, 2026

    26.5 °C

  • Average April

    29.6 °C

  • Highest 1 April, 2026

    34.4 °C

Climate (2021–Present)

Centre Island (16km)

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  • Average Low 2021–2026

    24.5 °C

  • Average 2021–2026

    27.4 °C

  • Average High 2021–2026

    31.6 °C
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