Port Arthur Jetty Weather Forecast

    • 15
    • 21

    Partly cloudy

    • 9
    • 25

    Sunny

    • 13
    • 23

    Sunny

    • 15
    • 27

    Showers developing

    • 13
    • 21

    Partly cloudy

    • 13
    • 23

    Sunny

    • 13
    • 19

    Cloudy

Today 19 Feb South East

Partly cloudy. Slight chance of a shower in the far south, near zero chance elsewhere. Winds west to southwesterly 30 to 45 km/h tending west to northwesterly 15 to 20 km/h in the evening.

South East Coastal Waters

Tasman Island to South East Cape
Wind
Westerly 20 to 25 knots, reaching up to 30 knots during the afternoon and evening.
Seas
2.5 to 3 metres.
1st Swell
Southwesterly 2 to 3 metres inshore, increasing to 4 to 5 metres offshore.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure moves over the state during today. The ridge is then forecast to move eastwards over the Tasman Sea, as a cold front approaches and crosses from the west late Friday. A high pressure system is expected to quickly move over the state on Saturday morning. A strong cold front is expected to move over Tasmania during Sunday afternoon followed by another high pressure system Monday afternoon.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Arthur Jetty Temperature Statistics View More

February Temperature

Tasman Island (16km)

  • Lowest 2 February, 2026

    6.9 °C

  • Average February

    14.2 °C

  • Highest 4 February, 2026

    22.7 °C

Climate (2021–Present)

Tasman Island (16km)

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  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    11.5 °C

  • Average High 2021–2026

    14.5 °C
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