Blanche Harbor Weather Forecast
- 20
- 33
Clear
- 18
- 35
Sunny
- 19
- 40
Possible storm
- 16
- 31
Sunny
- 16
- 28
Sunny
- 14
- 26
Partly cloudy
- 14
- 29
Possible shower
Today 22 Nov Flinders
Clear. Winds easterly 25 to 35 km/h.
Spencer Gulf Coastal Waters
- Wind
- Southeasterly 10 to 15 knots, reaching up to 20 knots south of Cowell to Wallaroo.
- 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
- Clear.
- Weather Situation
- A low pressure trough over central waters continues to move east reaching eastern waters late Saturday and clearing to the east on Sunday A secondary low pressure trough is expected to move into western waters late Sunday clearing to the east late Monday. A broad westerly flow develops ahead of another trough expected to move into western waters late Tuesday.
Blanche Harbor Temperature Statistics View More
November Temperature
Port Augusta Airport (20km)
Lowest 12 November, 2025
7.9 °CAverage November
19.6 °CHighest 1 November, 2025
34.1 °C
Climate (2020–Present)
Port Augusta Airport (20km)
Average Low 2020–2025
12.4 °CAverage 2020–2025
18.8 °CAverage High 2020–2025
26.2 °C