Flat Island Weather Forecast

    • 24
    • 27

    Sunny

    • 24
    • 27

    Sunny

    • 24
    • 27

    Partly cloudy

    • 21
    • 26

    Sunny

    • 21
    • 27

    Sunny

    • 23
    • 26

    Sunny

    • 24
    • 26

    Partly cloudy

Today 13 May Pilbara

Sunny. Winds southeasterly 15 to 25 km/h tending easterly 20 to 30 km/h in the morning then becoming light in the evening. Overnight temperatures falling to between 15 and 20 with daytime temperatures reaching 29 to 34.

Pilbara West Coastal Waters

Cape Preston to North West Cape
Wind
Southeasterly 10 to 15 knots shifting north to northeasterly 15 to 20 knots in the early afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore during the morning.
1st Swell
West to southwesterly around 1 metre inshore, increasing to 1.5 to 2 metres about offshore western waters.
Weather
Sunny.
Weather Situation
A ridge over central WA is slowly weakening. Moderate to fresh east to southeast winds across the coastal waters will gradually ease during the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Flat Island Temperature Statistics View More

May Temperature

Thevenard Island (44km)

  • Lowest 10 May, 2026

    19.3 °C

  • Average May

    25.4 °C

  • Highest 2 May, 2026

    31.3 °C

Climate (2021–Present)

Thevenard Island (44km)

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  • Average Low 2021–2026

    22.3 °C

  • Average 2021–2026

    25.7 °C

  • Average High 2021–2026

    30.3 °C
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