The Barway Weather Forecast
- 9
- 17
Cloudy
- 8
- 15
Showers easing
- 5
- 16
Partly cloudy
- 3
- 17
Mostly sunny
- 7
- 17
Possible shower
- 4
- 18
Sunny
- 5
- 18
Sunny
Today 24 Aug St Helens
Cloudy. Winds northwesterly 15 to 25 km/h becoming light in the evening.
East of Flinders Island Coastal Waters
North Flinders Island to St Helens Point- Wind
- Northwesterly 15 to 20 knots.
- Seas
- 1 to 2 metres, decreasing below 1.5 metres later in the evening.
- 1st Swell
- Southerly around 1 metre.
- Weather
- Cloudy.
- Weather Situation
- A high pressure system lies well to the east of Tasmania, with a weak cold front forecast move to the south of the state today. A low pressure system over Victoria on Tuesday morning is expected to broaden and move south over Tasmania during the day, before moving away to the east on Wednesday morning. A high pressure system over South Australia is expected to extend a ridge over Tasmania later Wednesday, before moving to north of the state on Thursday. A cold front is expected to approach the southwest late Thursday, crossing during Friday.
The Barway Temperature Statistics View More
August Temperature
St Helens Aerodrome (8km)
Lowest 23 August, 2026
2.5 °CAverage August
10.5 °CHighest 13 August, 2026
19.2 °C
Climate (2021–2026)
St Helens Aerodrome (8km)
Average Low 2021–2026
9.4 °CAverage 2021–2026
13.4 °CAverage High 2021–2026
18.3 °C