Southend Weather Forecast
- 11
- 18
Shower
- 8
- 16
Shower
- 10
- 17
Shower
- 10
- 17
Shower
- 9
- 17
Shower
- 8
- 19
Cloudy
- 7
- 21
Partly cloudy
Today 6 May Lower South East
Cloudy. Very high chance of showers, most likely during the morning and afternoon. The chance of a thunderstorm in the south later tonight. Possible small hail this evening. Winds northwesterly 15 to 20 km/h turning southwesterly 25 to 35 km/h in the middle of the day. Daytime maximum temperatures around 18.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Westerly 15 to 25 knots, reaching up to 30 knots during the day. Winds turning southwesterly 20 to 25 knots in the middle of the day.
- Seas
- 1 to 2 metres, increasing to 2 to 3 metres during the afternoon.
- 1st Swell
- Southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres by early evening.
- Weather
- Cloudy. 95% chance of showers. The chance of a thunderstorm south of Port MacDonnell this evening. Possible small hail late this afternoon and evening.
- Weather Situation
- A ridge of high pressure over SA will weaken briefly as a cold front crosses the southeast on Wednesday afternoon. The ridge will begin to re-establish in the wake of the front and stabilise over SA with the strong high pressure centre moving into the Bight over the weekend.
Southend Temperature Statistics View More
May Temperature
Robe Airport (51km)
Lowest 3 May, 2026
12.4 °CAverage May
16.7 °CHighest 1 May, 2026
28.8 °C
Climate (2021–Present)
Robe Airport (51km)
Average Low 2021–2026
9.9 °CAverage 2021–2026
14.3 °CAverage High 2021–2026
19.5 °C