Old Man Rocks Weather Forecast

    • 5
    • 13

    Mostly clear

    • 4
    • 16

    Mostly sunny

    • 5
    • 15

    Mostly sunny

    • 5
    • 16

    Mostly sunny

    • 5
    • 16

    Mostly sunny

    • 4
    • 16

    Mostly sunny

    • 7
    • 15

    Partly cloudy

Today 14 Jul St Helens

Mostly clear. Light winds becoming southwesterly 15 to 20 km/h in the evening then becoming light in the late evening.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Westerly 15 to 20 knots, reaching up to 30 knots offshore during the afternoon and evening. Winds turning southwesterly in the evening.
Seas
1 to 1.5 metres, increasing to 2 to 3 metres offshore.
1st Swell
South to southwesterly 1 to 1.5 metres offshore.
Weather
Partly cloudy. 50% chance of showers. The chance of a thunderstorm offshore.
Weather Situation
A trough clears to the east of Tasmania this evening. A west to northwesterly airstream will prevail over the state for the coming days, as a high pressure system builds over the mainland. The high will extend a ridge over Tasmania by late Wednesday and persist until Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Old Man Rocks Temperature Statistics View More

July Temperature

St Helens Aerodrome (12km)

  • Lowest 11 July, 2026

    3.4 °C

  • Average July

    9.7 °C

  • Highest 1 July, 2026

    16.7 °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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