Cape Douglas Offshore Weather Forecast

    • 16
    • 21

    Partly cloudy

    • 17
    • 21

    Shower

    • 16
    • 17

    Shower

    • 15
    • 16

    Cloudy

    • 13
    • 18

    Partly cloudy

    • 15
    • 18

    Partly cloudy

    • 16
    • 21

    Partly cloudy

Today 24 Apr Lower South East

Mostly sunny. Winds northerly 20 to 30 km/h becoming light in the evening then becoming northeasterly 15 to 20 km/h in the late evening. Daytime maximum temperatures in the mid to high 20s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Northerly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing to 1 metre by early evening.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A strong high pressure system east of Tasmania will maintain a ridge over SA this week. A cold front will pass over the south on Saturday, weakening and clearing in the east early Sunday. A new high pressure system will develop in the Bight on Sunday, slowly drifting to the southeast on Monday while continuing to extend a ridge over SA.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Douglas Offshore Temperature Statistics View More

April Temperature

Mount Gambier Airport (43km)

  • Lowest 18 April, 2026

    3 °C

  • Average April

    14.2 °C

  • Highest 22 April, 2026

    27.3 °C

Climate (2021–Present)

Mount Gambier Airport (43km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20 °C
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