The Brothers Weather Forecast
- 9
- 17
Partly cloudy
- 9
- 18
Partly cloudy
- 7
- 20
Partly cloudy
- 10
- 16
Showers
- 10
- 18
Shower or two
- 7
- 18
Partly cloudy
- 8
- 21
Shower or two
Today 21 Aug Lower Eyre Peninsula
Partly cloudy. Light winds.
Lower West Coastal Waters
Elliston to Cape Carnot- Wind
- West to southwesterly about 10 knots.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 3 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system over the Bight slowly drifts over SA on Saturday to be centred over the eastern states by Sunday. A weak front embedded in the southwesterly flow around the high, clips the southeast early Saturday morning. A low pressure system and associated trough move into the far west later Sunday and then moves across the state on Monday an d out over the eastern states by later Tuesday. Another ridge of high pressure moves into the west later Tuesday.
The Brothers Temperature Statistics View More
August Temperature
Port Lincoln Airport (46km)
Lowest 1 August, 2026
2.6 °CAverage August
12.2 °CHighest 18 August, 2026
20.3 °C
Climate (2021–2026)
Port Lincoln Airport (46km)
Average Low 2021–2026
11.5 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
21.3 °C