First Creek Entrance Weather Forecast
- 24
- 33
Mostly sunny
- 16
- 30
Sunny
- 18
- 27
Possible early storm. Showers
- 13
- 25
Cloud clearing
- 13
- 26
Mostly sunny
- 12
- 27
Sunny
- 13
- 31
Sunny
Today 19 Dec Mid North
Mostly sunny. Slight chance of a shower. The chance of a thunderstorm in the late morning and afternoon. Winds north to northwesterly 15 to 25 km/h shifting south to southwesterly 25 to 35 km/h in the late morning and afternoon. Daytime maximum temperatures 33 to 39.
Spencer Gulf Coastal Waters
- Wind
- Southwesterly 15 to 20 knots increasing to 25 knots before turning southerly 15 to 20 knots during the day. Winds reaching up to 30 knots north of Cowell to Wallaroo during the afternoon and evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2 metres during the afternoon.
- 1st Swell
- South to southwesterly below 1 metre, increasing to around 1 metre south of Cowell to Wallaroo.
- Weather
- Partly cloudy. The chance of a thunderstorm north of Cowell to Wallaroo in the late morning and afternoon.
- Weather Situation
- A trough of broad low pressure lies in the west. This area of low pressure is expected to slowly extend across the state from the west during today and tomorrow, before contracting to the far northeast on Sunday evening. Behind this, a ridge of high pressure moves over the west and south during Sunday, persisting throughout SA by late Monday.
First Creek Entrance Temperature Statistics View More
December Temperature
Whyalla Airport (42km)
Lowest 2 December, 2025
10.2 °CAverage December
22.3 °CHighest 4 December, 2025
40.7 °C
Climate (2020–Present)
Whyalla Airport (42km)
Average Low 2020–2025
11.8 °CAverage 2020–2025
17.4 °CAverage High 2020–2025
23.7 °C