Sloop Lagoon Entrance Weather Forecast

    • 11
    • 22

    Possible shower

    • 8
    • 20

    Partly cloudy

    • 11
    • 20

    Shower or two

    • 13
    • 23

    Partly cloudy

    • 9
    • 21

    Partly cloudy

    • 9
    • 19

    Mostly sunny

    • 9
    • 21

    Mostly sunny

Today 6 Dec St Helens

Partly cloudy. Medium chance of showers, becoming less likely later tonight. Winds west to northwesterly 25 to 35 km/h.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Westerly 20 to 30 knots.
Seas
1.5 to 2.5 metres.
1st Swell
Northeasterly below 1 metre.
Weather
Partly cloudy. The chance of a thunderstorm offshore.
Weather Situation
A cold front crossing the State will clear to the east Saturday evening. A westerly flow is then expected to develop over Tasmania on Sunday and persist into Tuesday, with an embedded cold front to cross the state on Monday. A high pressure system south of the Bight extends a ridge over Bass Strait, with another cold front clipping the south later Wednesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sloop Lagoon Entrance Temperature Statistics View More

December Temperature

St Helens Aerodrome (14km)

  • Lowest 2 December, 2025

    6.6 °C

  • Average December

    15.4 °C

  • Highest 4 December, 2025

    27.3 °C

Climate (2020–Present)

St Helens Aerodrome (14km)

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  • Average Low 2020–2025

    9.3 °C

  • Average 2020–2025

    13.3 °C

  • Average High 2020–2025

    18.2 °C
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