Semi-detached Point Weather Forecast
- 15
- 27
Showers. Possible storm
- 17
- 24
Shower or two
- 16
- 25
Shower or two
- 16
- 26
Showers. Storm developing
- 16
- 26
Possible shower
- 14
- 22
Partly cloudy
- 13
- 25
Sunny
Today 31 Oct Sydney
Partly cloudy. High chance of showers, most likely during this afternoon and evening. The chance of a thunderstorm during this afternoon and evening. Light winds becoming northerly 20 to 30 km/h in the morning.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Northerly 15 to 25 knots, reaching up to 30 knots offshore during the day.
- Seas
- 1.5 to 2.5 metres.
- 1st Swell
- Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
- Weather
- Partly cloudy. 70% chance of showers. The chance of a thunderstorm during this afternoon and evening, with possible squalls inshore.
- Caution
- Surf conditions in the morning may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
- Weather Situation
- North to northeasterly winds strengthen this evening as a trough approaches from the west, with a southerly change expected to move along the southern half of the coast during Sunday, reaching the Byron coast early Monday. A ridge over the Tasman Sea turns winds north to northeasterly during Monday ahead of another trough that moves up the coast as a southerly change Tuesday.
Semi-detached Point Temperature Statistics View More
October Temperature
Bellambi (23 km)
Lowest 9 October, 2026
11.6 °CAverage October
18.3 °CHighest 12 October, 2026
33.2 °C
Climate (2021–2026)
Bellambi (23 km)
Average Low 2021–2026
15.1 °CAverage 2021–2026
18.1 °CAverage High 2021–2026
21.8 °C