Brother and Sister Weather Forecast

    • 9
    • 19

    Partly cloudy

    • 11
    • 19

    Partly cloudy

    • 11
    • 20

    Showers increasing

    • 9
    • 19

    Partly cloudy

    • 11
    • 19

    Showers increasing

    • 7
    • 15

    Showers

    • 8
    • 17

    Possible shower

Today 2 Nov South East

Cloudy. Medium chance of showers in the south, most likely during this afternoon and evening. Near zero chance of rain elsewhere. Winds north to northwesterly 15 to 20 km/h shifting south to southeasterly 15 to 25 km/h in the late morning and early afternoon. Daytime maximum temperatures between 14 and 20.

Storm Bay

Wind
Variable below 10 knots becoming southeasterly 10 to 15 knots in the early afternoon.
Seas
Around 1 metre.
Weather
Partly cloudy.
Weather Situation
A low pressure system is forecast to move across Victoria and cross the Bass Strait today, before moving over the Tasman Sea tomorrow. A cold front is expected to move across Tasmania from the west on Wednesday followed by a more significant cold front later Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Brother and Sister Temperature Statistics View More

November Temperature

Tasman Island (26 km)

  • Lowest 1 November, 2026

    8.9 °C

  • Average November

    10.6 °C

  • Highest

    –

Climate (2021–2026)

Tasman Island (26 km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.6 °C

  • Average High 2021–2026

    14.7 °C
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