Grindal Island Weather Forecast
- 11
- 18
Shower
- 11
- 16
Cloudy
- 10
- 16
Cloudy
- 10
- 16
Partly cloudy
- 10
- 23
Sunny
- 12
- 26
Sunny
- 12
- 19
Cloudy
Today 14 Sep Lower Eyre Peninsula
Cloudy. Slight chance of a shower, most likely this evening. Winds westerly 15 to 20 km/h turning southwesterly 15 to 25 km/h during the afternoon and evening. Daytime maximum temperatures around 19.
Spencer Gulf Coastal Waters
- Wind
- West to southwesterly 10 to 15 knots tending southeast to southwesterly in the early afternoon then tending southwesterly in the evening. Winds reaching up to 20 knots south of Port Neill to Port Victoria in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- South to southwesterly around 1 metre.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure ridge builds across much of SA, as a cold front slips across southern coasts late today into early Tuesday. A high pressure system will then move across waters to the south throughout the week to be centred over Victoria by Thursday. A low pressure trough in the interior of WA may extend into far western parts at times before weakening by late Tuesday.
Grindal Island Temperature Statistics View More
September Temperature
Port Lincoln Airport (37km)
Lowest 11 September, 2026
5.6 °CAverage September
13.9 °CHighest 4 September, 2026
25.1 °C
Climate (2021–2026)
Port Lincoln Airport (37km)
Average Low 2021–2026
11.5 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
21.3 °C