Cascades Bay - Shelly Beach Weather Forecast
- 11
- 28
Mostly sunny
- 15
- 29
Showers developing
- 12
- 19
Showers increasing
- 10
- 16
Showers
- 8
- 15
Showers
- 7
- 17
Cloudy
- 10
- 17
Shower or two
Today 22 Oct South East
Partly cloudy. The chance of fog early this morning. Slight chance of a shower in the far south this afternoon. Near zero chance of rain elsewhere. Winds north to northeasterly 15 to 20 km/h tending north to northwesterly 25 to 35 km/h in the early morning. Daytime maximum temperatures 25 to 30.
Frederick Henry Bay and Norfolk Bay Boating
- Wind
- Northeasterly 10 to 15 knots tending northerly 15 to 20 knots in the early afternoon.
- Seas
- Below 1 metre.
- Weather
- Mostly sunny.
- Weather Situation
- A slow moving high over the Tasman Sea directs a warm northwesterly flow over Tasmania this week. A weak trough lingers over the state today and tomorrow. A stronger trough is expected to move over Tasmania on Friday, with a cold front following Saturday evening. Another trough is forecast to develop off the east coast on Sunday.
Cascades Bay - Shelly Beach Temperature Statistics View More
October Temperature
Tasman Island (24 km)
Lowest 13 October, 2026
4 °CAverage October
11.7 °CHighest 20 October, 2026
22 °C
Climate (2021–2026)
Tasman Island (24 km)
Average Low 2021–2026
9.4 °CAverage 2021–2026
11.6 °CAverage High 2021–2026
14.7 °C