Koombana Channel Entrance Weather Forecast

    • 17
    • 34

    Sunny

    • 17
    • 33

    Mostly sunny

    • 16
    • 30

    Partly cloudy

    • 15
    • 23

    Becoming windy. Partly cloudy

    • 10
    • 25

    Partly cloudy

    • 11
    • 27

    Mostly sunny

    • 13
    • 28

    Sunny

Today 7 Mar Bunbury

Sunny. Winds east to southeasterly 15 to 20 km/h shifting west to southwesterly in the middle of the day then becoming light in the evening.

Bunbury Geographe Coastal Waters

Dawesville to Cape Naturaliste
Wind
Southeasterly 10 to 15 knots, reaching up to 20 knots offshore during the morning. Winds turning south to southwesterly in the late morning and early afternoon.
Seas
1 to 1.5 metres, decreasing below 1 metre around midday.
1st Swell
Southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2.5 metres offshore.
Weather
Sunny.
Weather Situation
A ridge of high pressure extends over southern waters, while a deep trough sits near the west coast. The trough is expected to move inland today, ahead of a weak cold front moving through the Bight from Sunday. Another ridge will move into the southwest next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Koombana Channel Entrance Temperature Statistics View More

March Temperature

Bunbury (4km)

  • Lowest 1 March, 2026

    9.5 °C

  • Average March

    21.5 °C

  • Highest 5 March, 2026

    35.5 °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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