Cossack Weather Forecast

    • 27
    • 39

    Mostly clear

    • 28
    • 39

    Mostly sunny

    • 27
    • 39

    Mostly sunny

    • 27
    • 40

    Mostly sunny

    • 28
    • 42

    Mostly sunny

    • 29
    • 43

    Mostly sunny

    • 29
    • 43

    Mostly sunny

Today 11 Jan Pilbara

Partly cloudy. The chance of a thunderstorm, possibly severe with damaging winds inland. Winds northwest to southwesterly 20 to 30 km/h decreasing to 15 to 20 km/h in the late evening.

Pilbara East Coastal Waters

Wallal to Cape Preston
Wind
Westerly 15 to 20 knots.
Seas
1.5 metres, increasing to 1.5 to 2 metres inshore.
1st Swell
Westerly below 1 metre.
Weather
Mostly clear. The chance of a thunderstorm inshore.
Weather Situation
A trough will remain well inland with a westerly flow continuing across most coastal waters. A southerly wind change will extend over the west Pilbara waters from to time due to a ridge to the south or southwest.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cossack Temperature Statistics View More

January Temperature

Roebourne Airport (9km)

  • Lowest 9 January, 2026

    26.5 °C

  • Average January

    32.7 °C

  • Highest 4 January, 2026

    45.5 °C

Climate (2021–Present)

Roebourne Airport (9km)

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  • Average Low 2021–2026

    20.3 °C

  • Average 2021–2026

    27.2 °C

  • Average High 2021–2026

    35.1 °C
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