The Barway Weather Forecast

    • 6
    • 16

    Partly cloudy

    • 5
    • 17

    Sunny

    • 8
    • 17

    Sunny

    • 3
    • 19

    Sunny

    • 5
    • 19

    Sunny

    • 7
    • 19

    Mostly sunny

    • 8
    • 18

    Showers

Today 26 Aug St Helens

Partly cloudy. Winds southwesterly 15 to 25 km/h becoming light in the late evening.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
South to southwesterly 15 to 20 knots, reaching up to 30 knots offshore during the afternoon and evening.
Seas
1.5 to 2.5 metres.
1st Swell
Southerly 1.5 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system over South Australia will extend a ridge over Tasmania this evening, with the high to move to north of the state on Thursday. A cold front will approach the southwest late Thursday and cross Tasmania early Friday. Another high pressure system is expected to build south of the Bight on Saturday and extend a ridge to the north of Tasmania, with the high centre to move near Adelaide on Sunday and extend a ridge over Tasmania.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

The Barway Temperature Statistics View More

August Temperature

St Helens Aerodrome (8km)

  • Lowest 23 August, 2026

    2.5 °C

  • Average August

    10.8 °C

  • Highest 13 August, 2026

    19.2 °C

Climate (2021–2026)

St Helens Aerodrome (8km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    13.4 °C

  • Average High 2021–2026

    18.3 °C
Get WillyWeather+ to remove ads