Naval Base Weather Forecast
- 16
- 21
Showers. Very windy
- 15
- 18
Showers easing. Wind easing
- 13
- 19
Showers
- 11
- 18
Shower or two
- 12
- 19
Shower or two
- 12
- 19
Possible shower
- 12
- 20
Shower or two
Today 31 May Perth
Cloudy. Very high chance of showers. The chance of a thunderstorm, possibly severe with heavy rain which may lead to flash flooding. Damaging winds possible. Winds northwesterly 35 to 50 km/h tending westerly 40 to 60 km/h in the morning.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Northwesterly 25 to 30 knots turning westerly 30 to 45 knots in the early morning. Winds reaching up to 50 knots in the evening.
- Seas
- 2.5 to 4 metres, increasing to 4 to 6 metres during the afternoon.
- 1st Swell
- Southwesterly around 1 metre, tending westerly 2 to 3 metres during the morning, then increasing to 3 to 5 metres during the afternoon.
- Weather
- Cloudy. Near 100% chance of showers. The chance of a thunderstorm during this evening.
- Caution
- Large and powerful surf conditions this afternoon and evening are expected to be hazardous for coastal activities such as swimming, surfing and rock fishing. Tides are likely to rise above the normal high tide mark.
- Weather Situation
- A weak ridge is over Local Waters. A cold front moves through early Sunday morning, followed by a deep low pressure system moving near the South West Capes Sunday evening. Strong to gale force winds are expected, easing Monday morning. Another weaker cold front moves through on Tuesday.
Naval Base Temperature Statistics View More
May Temperature
Garden Island (10km)
Lowest 23 May, 2026
7.7 °CAverage May
16.6 °CHighest 11 May, 2026
26.2 °C
Climate (2021–Present)
Garden Island (10km)
Average Low 2021–2026
15.1 °CAverage 2021–2026
18.9 °CAverage High 2021–2026
23.3 °C