Flat Island Weather Forecast

    • 24
    • 28

    Windy

    • 24
    • 27

    Sunny

    • 24
    • 26

    Sunny

    • 24
    • 26

    Partly cloudy

    • 25
    • 26

    Sunny

    • 25
    • 27

    Sunny

    • 26
    • 27

    Partly cloudy

Today 11 Dec Pilbara

Partly cloudy. Slight chance of a shower in the east, most likely in the afternoon and early evening. Near zero chance of rain elsewhere. The chance of a thunderstorm in the afternoon and evening. Winds northwest to northeasterly 20 to 30 km/h becoming northwesterly 15 to 20 km/h in the late evening. Daytime maximum temperatures 39 to 46.

Pilbara West Coastal Waters

Cape Preston to North West Cape
Wind
South to southwesterly 15 to 20 knots tending northwest to southwesterly in the middle of the day then tending southwesterly in the late evening. Winds reaching up to 25 knots about offshore western waters in the evening.
Seas
Around 1 metre, increasing to 1 to 2 metres west of Onslow.
1st Swell
West to southwesterly around 1 metre offshore.
Weather
Sunny.
Weather Situation
A broad area of low pressure will persist through inland parts for the remainder of the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Flat Island Temperature Statistics View More

December Temperature

Thevenard Island (44km)

  • Lowest 1 December, 2025

    21.6 °C

  • Average December

    27.6 °C

  • Highest 3 December, 2025

    35.6 °C

Climate (2020–Present)

Thevenard Island (44km)

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  • Average Low 2020–2025

    22.4 °C

  • Average 2020–2025

    25.8 °C

  • Average High 2020–2025

    30.3 °C
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