Macs Beach Offshore Weather Forecast

    • 11
    • 14

    Partly cloudy

    • 10
    • 14

    Sunny

    • 12
    • 19

    Sunny

    • 14
    • 21

    Sunny

    • 18
    • 19

    Partly cloudy

    • 14
    • 15

    Cloudy

    • 12
    • 17

    Partly cloudy

Today 16 Sep Yorke Peninsula

Partly cloudy. Winds southeasterly 15 to 25 km/h. Daytime maximum temperatures around 16.

Gulf St Vincent Coastal Waters

Wind
Southeasterly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres near the Yorke Peninsula coast by early evening.
1st Swell
Southwesterly below 0.5 metres.
Weather
Mostly clear.
Weather Situation
A strong high pressure system south of the state will maintain a ridge across SA for the next few days as it drifts eastwards, to be located over NSW from Friday. A cold front is then likely to approach from the west late Saturday and move across SA on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Macs Beach Offshore Temperature Statistics View More

September Temperature

Roseworthy (57km)

  • Lowest 8 September, 2026

    -0.2 °C

  • Average September

    12 °C

  • Highest 12 September, 2026

    24.2 °C

Climate (2021–2026)

Roseworthy (57km)

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  • Average Low 2021–2026

    9.9 °C

  • Average 2021–2026

    16.3 °C

  • Average High 2021–2026

    23.7 °C
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