Sudden Jerk Island Weather Forecast
- 17
- 25
Shower or two
- 13
- 20
Partly cloudy
- 12
- 22
Mostly sunny
- 13
- 25
Mostly sunny
- 15
- 24
Partly cloudy
- 14
- 23
Showers
- 12
- 20
Shower or two
Today 19 Oct Lower Eyre Peninsula
Partly cloudy. High chance of showers, becoming less likely in the late morning and early afternoon. The chance of a thunderstorm during the morning and afternoon. Winds northerly 15 to 25 km/h increasing to 25 to 40 km/h in the morning then shifting south to southwesterly 15 to 25 km/h in the late afternoon. Daytime maximum temperatures in the low 30s.
Lower West Coastal Waters
Elliston to Cape Carnot- Wind
- Northerly 15 to 25 knots, reaching up to 30 knots offshore during the morning. Winds shifting south to southwesterly 15 to 20 knots in the afternoon.
- Seas
- 1 to 1.5 metres, increasing to 1 to 2 metres offshore.
- 1st Swell
- Southwesterly 1.5 to 2 metres.
- Weather
- Partly cloudy. 50% chance of showers. The chance of a thunderstorm this morning.
- Weather Situation
- A slow-moving high pressure system over the Tasman Sea extends a ridge over eastern SA. A trough of low pressure over western SA is moving eastwards and will reach southeastern parts later today while a weakening cold front crosses the Bight. The trough lingers in the east through the middle of the week as a weak high pressure system forms in the Bight. This trough weakens on Thursday as a second trough moves into the west from WA.
Sudden Jerk Island Temperature Statistics View More
October Temperature
Cummins Airport (57 km)
Lowest 3 October, 2026
5.2 °CAverage October
15.3 °CHighest 8 October, 2026
31.6 °C
Climate (2021–2026)
Cummins Airport (57 km)
Average Low 2021–2026
9.7 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
23 °C