Lacy Island Weather Forecast
- 19
- 20
Shower
- 20
- 20
Rain
- 18
- 19
Windy
- 18
- 19
Windy
- 18
- 19
Windy
- 18
- 20
Windy
- 19
- 21
Partly cloudy
Today 21 Feb West Coast
Cloudy. Very high chance of showers west of Nullarbor, high chance elsewhere. The chance of a thunderstorm west of Nullarbor in the evening, possibly severe with heavy rain which may lead to flash flooding. Winds northeast to southeasterly 15 to 20 km/h tending south to southeasterly 20 to 30 km/h in the early afternoon. Daytime maximum temperatures 26 to 33.
Upper West Coastal Waters
Fowlers Bay to Elliston- Wind
- Variable about 10 knots becoming south to southwesterly 10 to 15 knots in the early afternoon then tending south to southeasterly in the evening.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 1.5 to 2 metres.
- Weather
- Cloudy. 80% chance of rain. The chance of a thunderstorm offshore in the evening.
- Weather Situation
- A weak ridge of high pressure across the south of SA will weaken further during Saturday as a trough and cold front cross the Bight. The trough will move across the state on Sunday before interacting with a tropical low over central Australia early next week. The low and trough are then expected to remain slow moving across northern SA next week.
Lacy Island Temperature Statistics View More
February Temperature
Ceduna Airport (42km)
Lowest 3 February, 2026
8.9 °CAverage February
21.7 °CHighest 16 February, 2026
40.4 °C
Climate (2021–Present)
Ceduna Airport (42km)
Average Low 2021–2026
10.7 °CAverage 2021–2026
16.8 °CAverage High 2021–2026
23.8 °C