Storm Bay Weather Forecast

    • 18
    • 24

    Partly cloudy

    • 19
    • 25

    Partly cloudy

    • 19
    • 28

    Sunny

    • 21
    • 31

    Mostly sunny

    • 21
    • 30

    Sunny

    • 23
    • 35

    Sunny

    • 19
    • 22

    Possible shower

Today 5 Jan Illawarra

Partly cloudy. Medium chance of showers. The chance of a thunderstorm early this evening, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding inland. Winds east to southeasterly 15 to 25 km/h tending south to southeasterly 15 to 20 km/h in the late evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly about 10 knots increasing to 10 to 15 knots in the evening.
Seas
Below 1 metre.
1st Swell
Northeasterly below 1 metre.
Weather
Partly cloudy. The chance of a thunderstorm inshore.
Weather Situation
A trough brushing the north coast is bringing onshore south to southeasterly winds. Winds will gradually turn northeasterly from Tuesday onwards and continue freshening mid to late this week as a slow-moving high pressure system strengthens over the Tasman Sea while extending a ridge to the coastal areas.
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  • Temperature Forecast Bureau of Meteorology

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Storm Bay Temperature Statistics View More

January Temperature

Kiama (Bombo Headland) (2km)

  • Lowest 2 January, 2026

    14.7 °C

  • Average January

    19.6 °C

  • Highest 3 January, 2026

    23.2 °C

Climate (2021–Present)

Kiama (Bombo Headland) (2km)

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  • Average Low 2021–2026

    14.7 °C

  • Average 2021–2026

    17.8 °C

  • Average High 2021–2026

    21.4 °C
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