Swansea Channel - Coon Island Weather Forecast

    • 14
    • 29

    Mostly sunny

    • 9
    • 23

    Sunny

    • 11
    • 30

    Windy. Partly cloudy

    • 11
    • 23

    Sunny

    • 9
    • 23

    Partly cloudy

    • 11
    • 20

    Partly cloudy

    • 9
    • 21

    Possible shower

Today 3 Sep Newcastle

Mostly sunny. Winds northwesterly 25 to 40 km/h tending westerly in the middle of the day then becoming light in the evening.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
North to northwesterly 15 to 20 knots, reaching up to 25 knots offshore north of Port Stephens in the late morning. Winds turning west to southwesterly in the early afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing to 1 metre during the afternoon.
1st Swell
Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore north of Norah Head.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swansea Channel - Coon Island Temperature Statistics View More

September Temperature

Lake Macquarie (Cooranbong) (16km)

  • Lowest 1 September, 2026

    3.4 °C

  • Average September

    15.4 °C

  • Highest 1 September, 2026

    26.4 °C

Climate (2021–2026)

Lake Macquarie (Cooranbong) (16km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    17.3 °C

  • Average High 2021–2026

    24 °C
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