Cossack Weather Forecast

    • 29
    • 45

    Sunny

    • 26
    • 41

    Sunny

    • 26
    • 38

    Mostly sunny

    • 27
    • 41

    Mostly sunny

    • 27
    • 41

    Mostly sunny

    • 27
    • 41

    Mostly sunny

    • 28
    • 41

    Sunny

Today 28 Dec Pilbara

Mostly sunny. The chance of a thunderstorm in the east in the afternoon and evening. Winds northwest to southwesterly 15 to 25 km/h tending north to northwesterly 25 to 35 km/h in the middle of the day. Daytime maximum temperatures in the low to mid 40s.

Pilbara East Coastal Waters

Wallal to Cape Preston
Wind
West to northwesterly 15 to 20 knots, reaching up to 25 knots west of Port Hedland during the afternoon and evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon.
1st Swell
Westerly below 1 metre.
Weather
Sunny.
Weather Situation
Tropical Low 08U is located well off the northwest Kimberley coast and is moving slowly south. It is forecast to develop into a Tropical Cyclone during Monday and turn southeast towards the western Kimberley coast. It may cross the coast as a cyclone or low late Tuesday or into Wednesday. Meanwhile, a broad complex of low pressure lies over the Interior and northern Gascoyne. A southeasterly surge will push the trough closer to the Kimberley and Pilbara coasts Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cossack Temperature Statistics View More

December Temperature

Roebourne Airport (9km)

  • Lowest 3 December, 2025

    22.7 °C

  • Average December

    33.4 °C

  • Highest 21 December, 2025

    46.9 °C

Climate (2020–Present)

Roebourne Airport (9km)

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  • Average Low 2020–2025

    20.3 °C

  • Average 2020–2025

    27.1 °C

  • Average High 2020–2025

    35.1 °C
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