The Basin Weather Forecast
- 16
- 21
Becoming windy. Partly cloudy
- 13
- 21
Windy. Cloud clearing
- 13
- 24
Windy. Mostly sunny
- 15
- 24
Mostly sunny
- 18
- 23
Sunny
- 18
- 23
Partly cloudy
- 18
- 24
Partly cloudy
Today 8 Nov Lower West
The chance of fog early this morning. Mostly sunny afternoon. Light winds becoming southwesterly 25 to 35 km/h in the morning then tending southerly 20 to 30 km/h in the late evening. Daytime maximum temperatures in the low to high 20s.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Southerly 15 to 20 knots increasing to 20 to 25 knots in the early afternoon. Winds reaching up to 30 knots in the evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 2 metres during the afternoon.
- 1st Swell
- Southwesterly around 1 metre.
- Weather
- Partly cloudy.
- Weather Situation
- A ridge lies south of the State with a broad trough over central WA. A weak front will brush the southwest corner this evening, followed by another ridge which will rapidly extend along the south coast during Monday. A trough will begin to form near the west coast on Tuesday.
The Basin Temperature Statistics View More
November Temperature
Rottnest Island (3 km)
Lowest 4 November, 2026
14 °CAverage November
18.1 °CHighest 6 November, 2026
23.6 °C
Climate (2021–2026)
Rottnest Island (3 km)
Average Low 2021–2026
16.1 °CAverage 2021–2026
18.9 °CAverage High 2021–2026
22.8 °C