Swansea Offshore Weather Forecast

    • 15
    • 20

    Partly cloudy

    • 13
    • 18

    Sunny

    • 14
    • 18

    Showers

    • 17
    • 20

    Mostly sunny

    • 15
    • 19

    Partly cloudy

    • 14
    • 18

    Cloud clearing

    • 15
    • 19

    Mostly sunny

Today 31 May Newcastle

Partly cloudy. Slight chance of a shower during this afternoon and evening. Winds northwesterly 15 to 20 km/h tending westerly in the middle of the day.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Westerly 15 to 20 knots, reaching up to 25 knots north of Norah Head during the morning and early afternoon. Winds turning southwesterly in the early afternoon.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres offshore.
1st Swell
Southerly 1 to 1.5 metres.
Weather
Partly cloudy. 60% chance of showers. The chance of a thunderstorm offshore late this afternoon and evening.
Weather Situation
A ridge is building in the northwest in the wake of a weak cold front that is slipping south of the State early today. Later today, another stronger cold front is forecast to enter southwest New South Wales, then cross the state during Tuesday into Wednesday morning.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swansea Offshore Temperature Statistics View More

May Temperature

Newcastle (Nobbys) (20km)

  • Lowest 8 May, 2026

    8.5 °C

  • Average May

    17.9 °C

  • Highest 4 May, 2026

    25.6 °C

Climate (2021–Present)

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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