Bivouac Bay Weather Forecast

    • 9
    • 15

    Partly cloudy

    • 11
    • 17

    Partly cloudy

    • 9
    • 15

    Showers

    • 8
    • 13

    Shower or two

    • 7
    • 15

    Mostly sunny

    • 9
    • 15

    Possible shower

    • 8
    • 15

    Partly cloudy

Today 23 Aug South East

Partly cloudy. Slight chance of a shower in the south, near zero chance elsewhere. Winds northwesterly 25 to 35 km/h increasing to 25 to 40 km/h in the late evening. Daytime maximum temperatures between 10 and 16.

Lower East Coastal Waters

Wineglass Bay to Tasman Island
Wind
West to northwesterly 15 to 20 knots, reaching up to 25 knots offshore early in the morning. Winds turning northerly in the late morning then tending northwesterly in the evening.
Seas
1 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
1st Swell
Southwesterly 1 to 2 metres inshore, increasing to 2.5 to 4 metres offshore.
Weather
Mostly sunny.
Weather Situation
A high pressure system to the north of Tasmania will move slowly eastwards today and lie over the northern Tasman Sea by this evening, with a cold front to approach and cross the state on Monday morning. A low pressure system is expected to move over Victoria on Tuesday morning an out to the east of Tasmania by Tuesday evening, with a ridge of high pressure to build over the state during Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Bivouac Bay Temperature Statistics View More

August Temperature

Tasman Island (13km)

  • Lowest 15 August, 2026

    6.1 °C

  • Average August

    9.9 °C

  • Highest 20 August, 2026

    17.1 °C

Climate (2021–2026)

Tasman Island (13km)

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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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