Southport Beach Weather Forecast
- 19
- 30
Partly cloudy
- 16
- 22
Shower or two
- 15
- 20
Rain easing
- 10
- 18
Partly cloudy
- 9
- 19
Partly cloudy
- 11
- 20
Partly cloudy
- 12
- 20
Partly cloudy
Today 29 Sep Adelaide
Partly cloudy. Winds north to northeasterly 25 to 35 km/h shifting south to southwesterly 15 to 20 km/h in the evening.
Adelaide Metropolitan Waters
- Wind
- Northeasterly 15 to 20 knots tending northerly in the morning then tending southeast to southwesterly 10 to 15 knots in the evening.
- Seas
- Around 1 metre.
- 1st Swell
- Westerly below 0.5 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system centred to the northeast of Tasmania extends a ridge over the southeast of the continent. This high and ridge will move eastwards over the Tasman Sea in coming days. A series of slow moving troughs will enter the west of the state today then move across the state on Wednesday and Thursday as a couple of cold fronts will move across waters to the south. A new high pressure system will become established south of the Bight during Friday.
Southport Beach Temperature Statistics View More
September Temperature
Noarlunga (3km)
Lowest 17 September, 2026
5.4 °CAverage September
14.7 °CHighest 24 September, 2026
26.5 °C
Climate (2021–2026)
Noarlunga (3km)
Average Low 2021–2026
12.8 °CAverage 2021–2026
16.8 °CAverage High 2021–2026
21.9 °C