Grassy Bay Weather Forecast

    • 10
    • 14

    Shower or two

    • 8
    • 14

    Shower or two. Wind easing

    • 9
    • 14

    Possible shower

    • 10
    • 16

    Shower or two. Windy

    • 11
    • 16

    Cloudy

    • 10
    • 18

    Partly cloudy

    • 11
    • 19

    Shower or two

Today 25 Oct King Island

Partly cloudy. High chance of showers, most likely later tonight. Winds southwesterly 25 to 35 km/h tending westerly 20 to 30 km/h in the late evening.

Far Northwest Coastal Waters

Sandy Cape to Stanley including King Island
Wind
Southwesterly 15 to 25 knots, reaching up to 30 knots east of King Island in the late afternoon.
Seas
1.5 metres, increasing to 2 to 2.5 metres east of King Island.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Partly cloudy. 60% chance of showers, with possible small hail south of King Island.
Weather Situation
A trough crosses during Monday, embedded in a southwesterly wind stream. A ridge is expected to develop over Victoria on Tuesday, and combined with a broad area of low pressure to the south of Tasmania, brings a fresh westerly flow until Wednesday. A high is forecast to move over Bass Strait on Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Grassy Bay Temperature Statistics View More

October Temperature

King Island Airport (25 km)

  • Lowest 14 October, 2026

    4.5 °C

  • Average October

    13.9 °C

  • Highest 23 October, 2026

    26.6 °C

Climate (2021–2026)

King Island Airport (25 km)

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  • Average Low 2021–2026

    10.2 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    17.7 °C
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