Port Pirie River - Shag Creek Entrance Weather Forecast
- 11
- 15
Rain. Becoming windy
- 6
- 16
Showers easing
- 7
- 17
Showers increasing
- 7
- 16
Showers easing
- 6
- 17
Partly cloudy
- 5
- 18
Partly cloudy
- 6
- 18
Partly cloudy
Today 9 Aug Mid North
Cloudy. Very high chance of rain. The chance of a thunderstorm in the late morning and afternoon. Damaging winds possible in the north. Winds north to northwesterly 25 to 35 km/h tending west to northwesterly 30 to 45 km/h during the afternoon and evening. Daytime maximum temperatures between 13 and 16.
Spencer Gulf Coastal Waters
- Wind
- North to northwesterly 15 to 20 knots turning west to southwesterly 25 to 30 knots in the early afternoon. Winds reaching up to 35 knots south of Port Neill to Port Victoria in the late afternoon.
- Seas
- 1 to 1.5 metres, increasing to 2 to 3 metres during the afternoon.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo by early evening.
- Weather
- Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the late morning and afternoon.
- Weather Situation
- A vigorous cold front is moving across the central SA this morning and then across remaining eastern parts of the State during the afternoon and early evening. A high pressure system moves just to the north on Monday, ahead of another cold front forecast to move across South Australia on Tuesday.
Port Pirie River - Shag Creek Entrance Temperature Statistics View More
August Temperature
Whyalla Airport (48km)
Lowest 1 August, 2026
-0.4 °CAverage August
11 °CHighest 7 August, 2026
21.4 °C
Climate (2021–2026)
Whyalla Airport (48km)
Average Low 2021–2026
12 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.8 °C