Sisters Bay Weather Forecast

    • 9
    • 17

    Mostly clear

    • 10
    • 19

    Partly cloudy

    • 12
    • 20

    Partly cloudy

    • 14
    • 22

    Shower or two

    • 13
    • 18

    Showers

    • 8
    • 14

    Shower or two

    • 9
    • 18

    Sunny

Today 8 Mar South East

Partly cloudy. Winds southeast to southwesterly 15 to 20 km/h tending northeast to southeasterly in the early afternoon then tending north to northeasterly in the late evening. Daytime maximum temperatures between 16 and 20.

Lower East Coastal Waters

Wineglass Bay to Tasman Island
Wind
South to southwesterly 10 to 15 knots becoming variable about 10 knots in the early afternoon then becoming east to northeasterly 10 to 15 knots in the evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 1 to 1.5 metres inshore, increasing to 2 to 3 metres offshore.
Weather
Partly cloudy.
Weather Situation
A high pressure system is passing over the state today and it is expected to move out to the east on Monday. A weak trough is forecast to approach the state on Monday, crossing the west coast early Tuesday ahead of a cold front and associated low pressure system to develop to the south of the Bight on Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sisters Bay Temperature Statistics View More

March Temperature

Tasman Island (31km)

  • Lowest 3 March, 2026

    11.1 °C

  • Average March

    15.1 °C

  • Highest 5 March, 2026

    23.9 °C

Climate (2021–Present)

Tasman Island (31km)

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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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