Withnell Bay Weather Forecast

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    • 34

    Sunny

    • 24
    • 33

    Sunny

    • 23
    • 33

    Sunny

    • 23
    • 30

    Sunny

    • 21
    • 29

    Mostly sunny

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    • 31

    Sunny

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    Sunny

Today 20 Oct Pilbara

Mostly sunny. Slight chance of a shower in the far east, becoming less likely in the late afternoon and evening. Near zero chance of rain elsewhere. The chance of a thunderstorm inland in the afternoon and early evening. Thunderstorms possibly severe with damaging winds in the far east in the afternoon and early evening. Winds northwest to southwesterly 25 to 35 km/h.

Pilbara East Coastal Waters

Wallal to Cape Preston
Wind
West to northwesterly 10 to 15 knots, reaching up to 20 knots west of Port Hedland during the afternoon and evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres west of Port Hedland during the afternoon.
1st Swell
Westerly below 1 metre.
Weather
Clear.
Weather Situation
A trough extends from the east Pilbara into the Interior with a ridge forming over the Gascoyne coast. Fresh to strong southerly winds forecast about northwestern Pilbara coastal waters between the trough and ridge. The trough extends back towards the west Pilbara in the middle of the week with the ridge pushing south.
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  • Temperature Forecast Bureau of Meteorology

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Withnell Bay Temperature Statistics View More

October Temperature

Karratha Airport (14km)

  • Lowest 2 October, 2025

    20.4 °C

  • Average October

    29 °C

  • Highest 14 October, 2025

    41.7 °C

Climate (2020–Present)

Karratha Airport (14km)

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  • Average Low 2020–2025

    21.5 °C

  • Average 2020–2025

    26.7 °C

  • Average High 2020–2025

    32.8 °C
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