Seaton Cove Weather Forecast
- 4
- 20
Partly cloudy
- 13
- 23
Possible shower
- 13
- 20
Showers
- 11
- 15
Possible shower
- 9
- 15
Possible shower
- 8
- 17
Possible shower
- 9
- 19
Partly cloudy
Today 29 Sep St Helens
Partly cloudy. Winds north to northwesterly 15 to 25 km/h.
East of Flinders Island Coastal Waters
North Flinders Island to St Helens Point- Wind
- Variable about 10 knots becoming northerly 15 to 20 knots in the early morning.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres offshore around midday.
- 1st Swell
- Southerly 1 to 1.5 metres inshore, increasing to 1 to 2 metres offshore.
- Weather
- Mostly sunny.
- Weather Situation
- A high pressure system centred to the northeast of Tasmania extends a ridge over the state and is forecast to continue moving further east in coming days. Northerly flow is expected to build over Tasmania today ahead of an approaching trough, forecast to cross Wednesday morning. A broad trough is forecast to cross the state during Thursday as a cold front approaches from the west, crossing Friday evening. A ridge of high pressure is then expected to approach Tasmania from the west during Friday.
Seaton Cove Temperature Statistics View More
September Temperature
St Helens Aerodrome (13km)
Lowest 22 September, 2026
1.7 °CAverage September
12.1 °CHighest 20 September, 2026
23.6 °C
Climate (2021–2026)
St Helens Aerodrome (13km)
Average Low 2021–2026
9.4 °CAverage 2021–2026
13.4 °CAverage High 2021–2026
18.4 °C