Stun'sail Boom Beach Weather Forecast

    • 10
    • 18

    Partly cloudy

    • 12
    • 20

    Shower

    • 13
    • 20

    Partly cloudy

    • 13
    • 24

    Partly cloudy

    • 12
    • 22

    Shower

    • 12
    • 18

    Shower

    • 11
    • 17

    Cloudy

Today 21 Nov Kangaroo Island

Partly cloudy. Slight chance of a shower, most likely later this evening. The chance of a thunderstorm in the west. Winds easterly 20 to 30 km/h turning southeasterly in the late afternoon.

South Central Coastal Waters

Wind
East to southeasterly 15 to 20 knots, reaching up to 25 knots west of Kangaroo Island during the afternoon and evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres west of Kangaroo Island.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy. The chance of a thunderstorm west of Kangaroo Island.
Weather Situation
A high pressure system positioned well south of the Bight is expected to pass over Tasmania on Friday. A low pressure trough near the WA border is forecast to move over SA during the weekend, reaching eastern waters late Saturday and clearing to the east on Sunday A secondary low pressure trough is expected to move into western waters late Sunday clearing to the east late Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Stun'sail Boom Beach Temperature Statistics View More

November Temperature

Cape Borda (47km)

  • Lowest 12 November, 2025

    6.9 °C

  • Average November

    13.3 °C

  • Highest 1 November, 2025

    22.1 °C

Climate (2020–Present)

Cape Borda (47km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    11.7 °C

  • Average 2020–2025

    14.8 °C

  • Average High 2020–2025

    18.9 °C
Get WillyWeather+ to remove ads