Swansea Offshore Weather Forecast

    • 13
    • 20

    Partly cloudy

    • 13
    • 17

    Sunny

    • 10
    • 16

    Sunny

    • 10
    • 16

    Sunny

    • 12
    • 17

    Mostly sunny

    • 13
    • 18

    Mostly sunny

    • 13
    • 19

    Shower or two

Today 3 Aug Newcastle

Partly cloudy. Slight chance of a shower, most likely in the afternoon and evening. Winds northwesterly 15 to 20 km/h becoming light in the late afternoon.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Northerly 10 to 15 knots turning northwesterly in the evening.
Seas
Below 1 metre.
1st Swell
Southeasterly 1 to 1.5 metres, tending southerly 1 to 1.5 metres around midday.
Weather
Partly cloudy. The chance of a thunderstorm offshore in the late afternoon and evening.
Weather Situation
A high pressure system over the Tasman Sea extends a ridge towards the north coast. Today a cold front will brush the far south, bringing a west to southwesterly change. Winds will gradually tend southerly from mid-week as a new ridge of high pressure develops.
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 2 August, 2026

    8.5 °C

  • Average August

    12.6 °C

  • Highest 1 August, 2026

    16.1 °C

Climate (2021–2026)

Newcastle (Nobbys) (20km)

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  • Average Low 2021–2026

    15.5 °C

  • Average 2021–2026

    18.6 °C

  • Average High 2021–2026

    22.4 °C
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