Sisters Bay Weather Forecast

    • 11
    • 15

    Mostly clear

    • 7
    • 13

    Mostly sunny

    • 7
    • 14

    Partly cloudy

    • 11
    • 15

    Showers easing

    • 7
    • 12

    Partly cloudy

    • 7
    • 13

    Shower or two

    • 9
    • 13

    Showers

Today 10 Jun South East

Cloudy. High chance of showers, becoming less likely in the late afternoon and evening. Winds northerly 25 to 40 km/h turning northwesterly in the middle of the day then decreasing to 15 to 20 km/h in the late evening. Daytime maximum temperatures between 13 and 17.

Lower East Coastal Waters

Wineglass Bay to Tasman Island
Wind
Northwesterly 10 to 15 knots, reaching up to 30 knots offshore in the late afternoon. Winds tending westerly in the evening.
Seas
2 to 3 metres.
1st Swell
Southwesterly 1 to 2 metres, decreasing to 1 to 1.5 metres later in the evening.
Weather
Partly cloudy.
Weather Situation
A west to northwesterly flow results over Tasmania in the wake of a cold front. A ridge of high pressure will move over the southeastern mainland on Thursday, directing a northwest to northerly flow over Tasmania as it moves into the Tasman Sea on Friday. Another cold front is forecast to cross Tasmania on Saturday. Another high pressure system then moves over the southeast of the mainland on Sunday returning to the flow northwesterly.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sisters Bay Temperature Statistics View More

June Temperature

Tasman Island (31km)

  • Lowest 5 June, 2026

    7 °C

  • Average June

    10.8 °C

  • Highest 8 June, 2026

    15.5 °C

Climate (2021–Present)

Tasman Island (31km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.5 °C

  • Average High 2021–2026

    14.6 °C
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