The Barway Weather Forecast
- 9
- 23
Partly cloudy
- 12
- 23
Partly cloudy
- 12
- 25
Mostly sunny
- 13
- 26
Partly cloudy
- 12
- 24
Mostly sunny
- 13
- 20
Partly cloudy
- 10
- 19
Possible shower
Today 29 Mar St Helens
Partly cloudy. Light winds becoming northwesterly 15 to 20 km/h in the late afternoon then becoming light in the evening.
East of Flinders Island Coastal Waters
North Flinders Island to St Helens Point- Wind
- Southerly 10 to 15 knots becoming variable about 10 knots in the morning then becoming west to northwesterly 10 to 15 knots in the middle of the day. Winds reaching up to 20 knots inshore in the late afternoon.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres near Eddystone Point during the afternoon.
- 1st Swell
- Easterly 1.5 to 2.5 metres, decreasing to 1.5 metres by early evening.
- Weather
- Partly cloudy.
- Weather Situation
- A ridge of high pressure extends over Tasmania from the west, with the high centre expected to move over the state today and out to the Tasman Sea on Monday. A warmer northwesterly airstream will then develop over the state on Tuesday as a low pressure system and associated front approach from the west, forecast to cross on Wednesday.
The Barway Temperature Statistics View More
March Temperature
St Helens Aerodrome (8km)
Lowest 13 March, 2026
6.8 °CAverage March
16.8 °CHighest 23 March, 2026
28.4 °C
Climate (2021–Present)
St Helens Aerodrome (8km)
Average Low 2021–2026
9.3 °CAverage 2021–2026
13.3 °CAverage High 2021–2026
18.2 °C