Old Man Rocks Weather Forecast

    • 7
    • 20

    Sunny

    • 7
    • 18

    Partly cloudy

    • 7
    • 17

    Partly cloudy

    • 10
    • 17

    Cloudy

    • 11
    • 18

    Possible shower

    • 11
    • 19

    Shower or two

    • 12
    • 20

    Shower or two

Today 9 May St Helens

Sunny. Light winds.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
West to southwesterly 10 to 15 knots, reaching up to 20 knots offshore during the day.
Seas
1 to 1.5 metres, decreasing to 1 metre later in the evening.
1st Swell
Southerly 1 to 1.5 metres inshore, increasing to 1 to 2 metres offshore.
Weather
Sunny.
Weather Situation
A cold southwesterly airstream will weaken today as a high centre builds over the Bight. The high is expected to slowly approach Tasmania during Sunday and Monday, bringing mostly settled weather to the state. The high centre will then lie close to the south of the state by Monday evening before moving over the Tasman Sea on Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Old Man Rocks Temperature Statistics View More

May Temperature

St Helens Aerodrome (12km)

  • Lowest 7 May, 2026

    7.1 °C

  • Average May

    14 °C

  • Highest 1 May, 2026

    24.9 °C

Climate (2021–Present)

St Helens Aerodrome (12km)

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  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    13.4 °C

  • Average High 2021–2026

    18.3 °C
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