Flat Rock Weather Forecast

    • 16
    • 23

    Cloudy

    • 16
    • 24

    Partly cloudy

    • 16
    • 23

    Cloudy

    • 15
    • 21

    Possible shower. Windy

    • 14
    • 21

    Windy. Cloudy

    • 15
    • 21

    Cloudy

    • 14
    • 22

    Becoming windy. Partly cloudy

Today 19 Mar South West

Partly cloudy. Slight chance of a shower, most likely in the afternoon and early evening. The chance of a thunderstorm in the afternoon and early evening. Winds southeast to southwesterly 15 to 25 km/h becoming southeasterly 15 to 20 km/h in the evening.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Southeasterly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Cloudy. The chance of a thunderstorm.
Weather Situation
A ridge over central and southeastern parts of the state will slowly weaken over the weekend. A west coast trough will move inland later Saturday, ahead of a weak cold front brushing past the south coast on Sunday. A new ridge arrives on the southwest coast on Sunday, building east along the south coast on Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Flat Rock Temperature Statistics View More

March Temperature

Windy Harbour (4km)

  • Lowest 11 March, 2026

    2 °C

  • Average March

    20.1 °C

  • Highest 17 March, 2026

    25.2 °C

Climate (2021–Present)

Windy Harbour (4km)

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  • Average Low 2021–2026

    11.1 °C

  • Average 2021–2026

    17 °C

  • Average High 2021–2026

    20.4 °C
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