Storm Bay Weather Forecast

    • 14
    • 22

    Cloud clearing

    • 15
    • 23

    Mostly sunny

    • 16
    • 22

    Showers easing

    • 17
    • 22

    Shower or two

    • 17
    • 25

    Possible shower developing

    • 18
    • 26

    Showers increasing

    • 16
    • 22

    Shower or two

Today 20 Oct Illawarra

Partly cloudy. Slight chance of a shower in the north in the afternoon and early evening. Near zero chance of rain elsewhere. Winds northeasterly 20 to 30 km/h. Daytime maximum temperatures in the low to mid 20s.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 10 to 15 knots turning northeasterly 15 to 20 knots in the middle of the day.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Northeasterly below 1 metre.
Weather
Mostly sunny. The chance of a thunderstorm offshore north of Point Perpendicular in the afternoon and evening.
Weather Situation
A strong high pressure system over the Tasman Sea is maintaining northeasterly winds across the coastal waters. Very little change of weather pattern is forecast through the week due to the slow movement of the high. Then, a cold front looks set to cross the state during the weekend into early next week, bringing a southerly change in its wake.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Storm Bay Temperature Statistics View More

October Temperature

Kiama (Bombo Headland) (2 km)

  • Lowest 9 October, 2026

    11.4 °C

  • Average October

    17.7 °C

  • Highest 12 October, 2026

    34.3 °C

Climate (2021–2026)

Kiama (Bombo Headland) (2 km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    17.9 °C

  • Average High 2021–2026

    21.5 °C
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