Cap Island Weather Forecast
- 17
- 18
Windy
- 16
- 17
Shower
- 16
- 17
Cloudy
- 15
- 17
Shower
- 16
- 16
Cloudy
- 16
- 17
Shower
- 15
- 16
Shower
Today 25 Nov West Coast
Mostly sunny. The chance of a thunderstorm south of Streaky Bay from the late morning. Winds northwest to southwesterly 15 to 25 km/h tending west to southwesterly 25 to 35 km/h in the middle of the day then tending south to southwesterly 20 to 30 km/h in the evening. Daytime maximum temperatures 25 to 31.
Lower West Coastal Waters
Elliston to Cape Carnot- Wind
- Westerly 15 to 25 knots, reaching up to 30 knots in the late evening.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
- 1st Swell
- Westerly 1 to 1.5 metres inshore, increasing to 1 to 2 metres offshore by early evening.
- Weather
- Mostly sunny day. The chance of a thunderstorm in the evening.
- Weather Situation
- A low pressure trough persists over the northeast until later in the week. A ridge extends over the south of the state from a high pressure system to the west. A trough and cold front will clip the southeast on Wednesday as the ridge of high pressure moves in from the west, expected to move over the Bight on Thursday. A trough is expected to approach and cross the southeast during Friday.
Cap Island Temperature Statistics View More
November Temperature
Elliston (39km)
Lowest 12 November, 2025
7 °CAverage November
16.5 °CHighest 1 November, 2025
34.2 °C
Climate (2020–Present)
Elliston (39km)
Average Low 2020–2025
12 °CAverage 2020–2025
16.2 °CAverage High 2020–2025
22.5 °C