Swansea Offshore Weather Forecast

    • 12
    • 16

    Becoming windy. Partly cloudy

    • 14
    • 20

    Sunny

    • 13
    • 18

    Partly cloudy

    • 12
    • 17

    Sunny

    • 12
    • 17

    Mostly sunny

    • 14
    • 17

    Shower or two

    • 14
    • 17

    Shower or two

Today 10 Aug Newcastle

Partly cloudy. Slight chance of a shower. Damaging winds possible. Winds northwesterly 35 to 50 km/h.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Northwesterly 25 to 35 knots decreasing to 20 to 30 knots in the middle of the day then increasing to 25 to 35 knots in the late afternoon.
Seas
1 to 2 metres, increasing to 2 to 3 metres offshore.
1st Swell
Northeasterly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres later in the evening.
Weather
Partly cloudy.
Weather Situation
A cold front and trough will cross the coastal waters today driving fresh to strong and gusty northwesterly winds that will persist into midweek. A secondary surge of fresh to strong west to northwesterly winds is then expected during Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swansea Offshore Temperature Statistics View More

August Temperature

Newcastle (Nobbys) (20km)

  • Lowest 8 August, 2026

    6.5 °C

  • Average August

    13 °C

  • Highest 4 August, 2026

    20.5 °C

Climate (2021–2026)

Newcastle (Nobbys) (20km)

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  • Average Low 2021–2026

    15.4 °C

  • Average 2021–2026

    18.6 °C

  • Average High 2021–2026

    22.4 °C
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