Cape Douglas Offshore Weather Forecast

    • 16
    • 17

    Partly cloudy

    • 15
    • 16

    Cloudy

    • 11
    • 16

    Partly cloudy

    • 14
    • 19

    Partly cloudy

    • 18
    • 21

    Partly cloudy

    • 18
    • 21

    Shower

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    • 19

    Shower

Today 26 Apr Lower South East

Partly cloudy. Medium chance of showers, most likely in the late morning and afternoon. The chance of a thunderstorm in the early morning. Light winds becoming northwest to southwesterly 15 to 25 km/h in the morning then tending south to southwesterly 15 to 20 km/h in the late afternoon. Daytime maximum temperatures in the low 20s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Northwesterly 10 to 15 knots turning southwesterly in the late morning.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy. 50% chance of showers. The chance of a thunderstorm early this morning.
Weather Situation
A strong high pressure system over the Tasman Sea will maintain a ridge over SA. A trough over the southeast of the state will weaken and clear to the east early Sunday. A new high pressure system will develop in the Bight on Sunday, drifting east early next week to merge with the strong high in the Tasman Sea.
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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

    14.6 °C

  • Highest 23 April, 2026

    27.6 °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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