Koombana Channel Entrance Weather Forecast

    • 15
    • 20

    Possible shower. Wind easing

    • 14
    • 21

    Morning shower or two

    • 11
    • 21

    Mostly sunny

    • 10
    • 24

    Sunny

    • 13
    • 20

    Shower or two

    • 11
    • 22

    Partly cloudy

    • 11
    • 21

    Partly cloudy

Today 23 Apr Bunbury

Partly cloudy. Medium chance of showers. Winds westerly 25 to 40 km/h decreasing to 15 to 25 km/h in the early afternoon then becoming light in the evening.

Bunbury Geographe Coastal Waters

Dawesville to Cape Naturaliste
Wind
Westerly 15 to 25 knots, reaching up to 30 knots during the morning.
Seas
2 to 3 metres, decreasing below 1.5 metres around midday, then decreasing below 1 metre during the afternoon.
1st Swell
Westerly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Partly cloudy.
Weather Situation
A ridge sits over southern WA, followed by a cold front that will move across the southwest during the day, and another on Friday. A new ridge begins developing over the southwest from the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Koombana Channel Entrance Temperature Statistics View More

April Temperature

Bunbury (4km)

  • Lowest 22 April, 2026

    5.5 °C

  • Average April

    16.8 °C

  • Highest 3 April, 2026

    28.4 °C

Climate (2021–Present)

Bunbury (4km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    23.7 °C
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