Cape Blanche Offshore Weather Forecast
- 13
- 19
Sunny
- 15
- 16
Shower
- 14
- 15
Cloudy
- 15
- 16
Shower
- 15
- 15
Cloudy
- 14
- 15
Partly cloudy
- 13
- 15
Partly cloudy
Today 18 Sep West Coast
Sunny. Winds north to northeasterly 25 to 35 km/h increasing to 40 km/h before shifting south to southwesterly 25 to 35 km/h in the late morning and early afternoon. Overnight temperatures falling to between 5 and 9 with daytime temperatures reaching around 30.
Upper West Coastal Waters
Fowlers Bay to Elliston- Wind
- North to northeasterly 10 to 15 knots, reaching up to 20 knots south of Streaky Bay during the morning and early afternoon. Winds shifting south to southwesterly in the early afternoon.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing below 1 metre by early evening.
- 1st Swell
- Southwesterly 2 to 3 metres.
- Weather
- Sunny.
Cape Blanche Offshore Temperature Statistics View More
September Temperature
Streaky Bay (28km)
Lowest 1 September, 2025
5.9 °CAverage September
14.6 °CHighest 14 September, 2025
26.8 °C
Climate (2020–Present)
Streaky Bay (28km)
Average Low 2020–2025
12.1 °CAverage 2020–2025
16.4 °CAverage High 2020–2025
23.5 °C