Oyster Spit Weather Forecast
- 10
- 25
Partly cloudy
- 12
- 17
Windy
- 7
- 19
Cloudy
- 7
- 20
Partly cloudy
- 9
- 18
Cloudy
- 9
- 20
Cloudy
- 6
- 21
Partly cloudy
Today 4 Sep West Coast
Partly cloudy. Slight chance of a shower east of Ceduna, near zero chance elsewhere. The chance of a thunderstorm. Winds west to southwesterly 25 to 35 km/h.
Upper West Coastal Waters
Fowlers Bay to Elliston- Wind
- Westerly 15 to 20 knots increasing to 20 to 25 knots in the late evening. Winds reaching up to 30 knots south of Streaky Bay in the late evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres south of Streaky Bay.
- 1st Swell
- Southwesterly 3 metres, increasing to 3 to 4 metres south of Streaky Bay.
- Weather
- Mostly clear. The chance of a thunderstorm.
- Weather Situation
- A trough lies near the western border ahead of a cold front moving across the Bight, while a weak ridge of high pressure lies across central Australia. The front and trough will move across SA overnight and into southeastern Australia on Saturday, with a ridge of high pressure developing across SA in its wake. A trough is expected to develop near the western border on Sunday and remain near stationary nearly next week.
Oyster Spit Temperature Statistics View More
September Temperature
Streaky Bay (4km)
Lowest 3 September, 2026
6.8 °CAverage September
16.3 °CHighest 1 September, 2026
25.5 °C
Climate (2021–2026)
Streaky Bay (4km)
Average Low 2021–2026
11.8 °CAverage 2021–2026
16.5 °CAverage High 2021–2026
23.6 °C