Swimcart Lagoon Entrance Weather Forecast

    • 5
    • 15

    Mostly sunny

    • 5
    • 15

    Shower or two

    • 7
    • 13

    Showers easing

    • 8
    • 15

    Showers

    • 5
    • 13

    Shower or two

    • 4
    • 15

    Mostly sunny

    • 5
    • 16

    Mostly sunny

Today 10 Jul St Helens

The chance of fog in the late morning. Mostly sunny afternoon. Light winds.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
North to northwesterly about 10 knots increasing to 10 to 15 knots in the late evening.
Seas
Below 1 metre.
1st Swell
Southeasterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Partly cloudy.
Weather Situation
A high pressure system slowly moves away to the east, extending a ridge over Tasmania. A northwesterly airstream will develop over the state today, as a series of cold fronts slowly approach from the west. The first front is forecast to cross Tasmania late Saturday, with a fresh westerly flow to follow on Sunday, before a second cold front is expected on Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swimcart Lagoon Entrance Temperature Statistics View More

July Temperature

St Helens Aerodrome (12km)

  • Lowest 5 July, 2026

    4.2 °C

  • Average July

    9.5 °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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