Promise Bay Weather Forecast

    • 13
    • 23

    Partly cloudy

    • 13
    • 22

    Shower or two

    • 11
    • 16

    Possible shower

    • 10
    • 16

    Showers

    • 10
    • 16

    Shower or two

    • 9
    • 17

    Partly cloudy

    • 9
    • 19

    Shower or two

Today 30 Sep East Coast

Partly cloudy. Medium chance of showers, becoming less likely in the late afternoon and evening. Winds northwesterly 20 to 30 km/h. Daytime maximum temperatures between 19 and 23.

Lower East Coastal Waters

Wineglass Bay to Tasman Island
Wind
Northerly 15 to 20 knots turning northwesterly in the early afternoon.
Seas
1 to 2 metres.
1st Swell
South to southwesterly 1.5 to 2.5 metres.
Weather
Cloudy. 60% chance of showers.
Weather Situation
Northerly flow builds over Tasmania today ahead of an approaching trough, forecast to cross Wednesday morning. A broad trough is forecast to cross the state during the day Thursday and then a cold front in the evening. A ridge of high pressure is then expected to approach Tasmania from the west during Friday, concurrently with a trough deepening over Victoria. The trough is forecast to move to the east of Tasmania on Saturday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Promise Bay Temperature Statistics View More

September Temperature

Friendly Beaches (21km)

  • Lowest 8 September, 2026

    3.3 °C

  • Average September

    12.7 °C

  • Highest 20 September, 2026

    27.9 °C

Climate (2021–2026)

Friendly Beaches (21km)

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  • Average Low 2021–2026

    9.6 °C

  • Average 2021–2026

    13.6 °C

  • Average High 2021–2026

    18.9 °C
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