South West Island Weather Forecast

    • 25
    • 28

    Storm

    • 25
    • 30

    Storm

    • 25
    • 31

    Storm

    • 26
    • 32

    Shower

    • 26
    • 33

    Storm

    • 26
    • 34

    Storm

    • 26
    • 33

    Storm

Today 4 Mar Kakadu National Park

Cloudy. Very high chance of showers, most likely in the afternoon and evening. A thunderstorm likely in the afternoon and evening. Light winds becoming westerly 15 to 20 km/h in the morning then becoming light in the late afternoon.

Roper Groote Coast

Cape Arnhem to QLD-NT Border
Wind
West to northwesterly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres north of Numbulwar.
1st Swell
Northerly around 1 metre east of Groote Eylandt.
Weather
Cloudy. 95% chance of rain. The chance of a thunderstorm, with possible squalls offshore north of Numbulwar in the morning and afternoon.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South West Island Temperature Statistics View More

March Temperature

Centre Island (16km)

  • Lowest 3 March, 2026

    24.9 °C

  • Average March

    27.3 °C

  • Highest 1 March, 2026

    31.8 °C

Climate (2021–Present)

Centre Island (16km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    24.5 °C

  • Average 2021–2026

    27.4 °C

  • Average High 2021–2026

    31.6 °C
Get WillyWeather+ to remove ads