Lacy Island Weather Forecast

    • 16
    • 18

    Partly cloudy

    • 17
    • 21

    Sunny

    • 20
    • 21

    Partly cloudy

    • 20
    • 22

    Partly cloudy

    • 20
    • 22

    Partly cloudy

    • 21
    • 22

    Sunny

    • 19
    • 20

    Partly cloudy

Today 7 Dec West Coast

Sunny. Winds south to southeasterly 15 to 20 km/h turning west to southwesterly 15 to 25 km/h in the afternoon then tending southeast to southwesterly in the evening. Overnight temperatures falling to between 7 and 11 with daytime temperatures reaching the mid to high 20s.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Southeasterly 10 to 15 knots becoming variable about 10 knots in the morning.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 3 metres, decreasing to 2 metres later in the evening.
Weather
Cloud clearing.
Weather Situation
A high pressure system is building west of the Bight. The high will move slowly eastwards today and early next week to be centred over the Tasman Sea by Monday. Another weak cold front clips the southeast late Monday, before another high pressure ridge develops south of the Bight on Tuesday. A trough of low pressure develops across the far north on Tuesday and Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Lacy Island Temperature Statistics View More

December Temperature

Ceduna Airport (42km)

  • Lowest 2 December, 2025

    10.5 °C

  • Average December

    21.2 °C

  • Highest 3 December, 2025

    38.2 °C

Climate (2020–Present)

Ceduna Airport (42km)

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  • Average Low 2020–2025

    10.7 °C

  • Average 2020–2025

    16.8 °C

  • Average High 2020–2025

    23.7 °C
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