Sisters Bay Weather Forecast

    • 6
    • 11

    Partly cloudy

    • 5
    • 14

    Late showers

    • 4
    • 10

    Showers. Windy

    • 5
    • 15

    Cloud clearing

    • 6
    • 15

    Sunny

    • 6
    • 15

    Partly cloudy

    • 9
    • 17

    Shower or two

Today 7 Sep South East

Partly cloudy. Winds west to southwesterly 25 to 35 km/h tending west to northwesterly 15 to 25 km/h in the evening.

Lower East Coastal Waters

Wineglass Bay to Tasman Island
Wind
Southwesterly 15 to 25 knots, reaching up to 30 knots offshore in the late afternoon. Winds turning westerly 15 to 20 knots in the late evening.
Seas
1.5 to 2.5 metres.
1st Swell
South to southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure over the bight and Victoria is extending a southwesterly flow across the state. A cold front is expected to cross Tasmania late Tuesday, before the ridge of high pressure approaches from the west thereafter and a southwesterly flow reestablishes.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sisters Bay Temperature Statistics View More

September Temperature

Tasman Island (31km)

  • Lowest 4 September, 2026

    6.1 °C

  • Average September

    10.6 °C

  • Highest 1 September, 2026

    15.9 °C

Climate (2021–2026)

Tasman Island (31km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.6 °C

  • Average High 2021–2026

    14.6 °C
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