Spencer Gulf Weather Forecast
- 15
- 19
Windy
- 17
- 21
Cloudy
- 21
- 26
Storm
- 20
- 22
Sunny
- 20
- 23
Windy
- 18
- 22
Shower
- 18
- 20
Windy
Today 20 Nov Flinders
Mostly clear. Winds southeast to southwesterly 25 to 35 km/h becoming southeasterly 20 to 30 km/h in the late evening.
Spencer Gulf Coastal Waters
- Wind
- South to southeasterly 15 to 25 knots, reaching up to 30 knots north of Cowell to Wallaroo in the late afternoon.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2.5 metres inshore by early evening.
- 1st Swell
- South to southwesterly around 1 metre, increasing to 1.5 to 2 metres south of Cowell to Wallaroo.
- Weather
- Mostly clear.
- Weather Situation
- A high pressure system positioned well south of the Bight is expected to pass over Tasmania on Friday. A low pressure trough near the WA border is forecast to move over SA during the weekend, reaching eastern districts late Saturday. A secondary low pressure trough is expected to move over from the west early next week, clearing to the east of the state late Monday.
Spencer Gulf Temperature Statistics View More
November Temperature
Whyalla Airport (38km)
Lowest 12 November, 2025
5.1 °CAverage November
17.7 °CHighest 1 November, 2025
30.3 °C
Climate (2020–Present)
Whyalla Airport (38km)
Average Low 2020–2025
11.9 °CAverage 2020–2025
17.4 °CAverage High 2020–2025
23.8 °C