Port Pirie River - Shag Creek Entrance Weather Forecast
- 11
- 21
Shower or two
- 12
- 17
Showers
- 9
- 17
Shower or two
- 9
- 20
Shower or two
- 9
- 19
Shower or two
- 11
- 19
Possible shower
- 10
- 19
Possible shower
Today 23 May Mid North
Cloudy. Medium chance of showers, most likely later tonight. Light winds becoming northeasterly 15 to 20 km/h in the evening.
Spencer Gulf Coastal Waters
- Wind
- Northeasterly 10 to 15 knots, reaching up to 20 knots south of Cowell to Wallaroo during the afternoon and evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
- 1st Swell
- South to southwesterly around 1 metre.
- Weather
- Partly cloudy.
- Weather Situation
- A cold front moving across the Bight will stall over central SA on Sunday as a low pressure system develops near Kangaroo Island. The low is expected to move north over the Eyre Peninsula early next week, weakening as it moves into NSW. A trough may linger near the southern coasts before weak ridge of high pressure begins to move across SA later in the week.
Port Pirie River - Shag Creek Entrance Temperature Statistics View More
May Temperature
Whyalla Airport (48km)
Lowest 11 May, 2026
5.5 °CAverage May
15.3 °CHighest 1 May, 2026
30.7 °C
Climate (2021–Present)
Whyalla Airport (48km)
Average Low 2021–2026
12 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.8 °C