Grindal Island Weather Forecast
- 11
- 20
Shower
- 11
- 20
Cloudy
- 11
- 20
Shower
- 11
- 17
Windy
- 11
- 18
Shower
- 12
- 19
Shower
- 12
- 20
Shower
Today 4 May Lower Eyre Peninsula
Partly cloudy. Medium chance of showers. Winds southwesterly 15 to 20 km/h.
Spencer Gulf Coastal Waters
- Wind
- Southwesterly 15 to 20 knots.
- Seas
- 1.5 metres.
- 1st Swell
- South to southwesterly around 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
- Weather
- Partly cloudy.
- Weather Situation
- A low pressure system in Bass Strait and associated trough will clear eastwards, weakening their influence of SA by Monday evening. A ridge of high pressure will begin to extend from the west on Tuesday and will be briefly be weakened as a cold front crosses the southeast on Wednesday afternoon. The ridge will begin to re-establish in the wake of the front and stabilise over SA with the slow moving high pressure centre sitting south of WA by Friday.
Grindal Island Temperature Statistics View More
May Temperature
Port Lincoln Airport (37km)
Lowest 3 May, 2026
11.5 °CAverage May
18.3 °CHighest 1 May, 2026
30.6 °C
Climate (2021–Present)
Port Lincoln Airport (37km)
Average Low 2021–2026
11.5 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
21.3 °C