Old Man Rocks Weather Forecast

    • 3
    • 14

    Partly cloudy

    • 4
    • 15

    Shower or two

    • 3
    • 16

    Sunny morning. Shower or two

    • 3
    • 14

    Sunny

    • 2
    • 15

    Possible shower

    • 9
    • 15

    Showers

    • 9
    • 15

    Shower or two

Today 4 Aug St Helens

Partly cloudy. Slight chance of a shower. Light winds.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
West to southwesterly about 10 knots.
Seas
Below 1 metre, increasing to around 1 metre offshore.
1st Swell
Southeast to southwesterly around 1 metre.
Weather
Partly cloudy.
Weather Situation
A broad area of low pressure over the east of Tasmania is slowly moving into the Tasman Sea. A ridge of high pressure will develop over Tasmania on Wednesday, ahead of a weak cold front expected to cross the state on Thursday. The ridge of high pressure will redevelop over Tasmania on Friday before the airstream tends northwesterly ahead of an approaching cold front on Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Old Man Rocks Temperature Statistics View More

August Temperature

St Helens Aerodrome (12km)

  • Lowest 1 August, 2026

    3 °C

  • Average August

    8.4 °C

  • Highest 2 August, 2026

    15.7 °C

Climate (2021–2026)

St Helens Aerodrome (12km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    13.4 °C

  • Average High 2021–2026

    18.3 °C
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