Dorothee Island Weather Forecast

    • 18
    • 19

    Shower

    • 16
    • 16

    Shower

    • 15
    • 16

    Shower

    • 15
    • 16

    Windy

    • 16
    • 19

    Windy

    • 18
    • 19

    Shower

    • 16
    • 17

    Shower

Today 24 Sep West Coast

Cloudy. Medium chance of showers west of Nullarbor, slight chance elsewhere. The chance of a thunderstorm west of Ceduna in the afternoon and evening. Winds north to northwesterly 15 to 25 km/h shifting south to southwesterly in the late morning and early afternoon then becoming light in the late evening. Daytime maximum temperatures 24 to 31.

Lower West Coastal Waters

Elliston to Cape Carnot
Wind
Westerly about 10 knots becoming south to southwesterly in the late afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres later in the evening.
Weather
Cloudy. 60% chance of showers.
Weather Situation
A low pressure trough extends from WA over western SA. This trough will be very slow-moving for the rest of this week and over the weekend. A weakening cold front will slip across southern coasts late Thursday and early Friday. Another low pressure trough will develop over WA on Sunday and Monday then move over SA early to mid next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Dorothee Island Temperature Statistics View More

September Temperature

Streaky Bay (134km)

  • Lowest 17 September, 2026

    3.3 °C

  • Average September

    15.2 °C

  • Highest 19 September, 2026

    29.9 °C

Climate (2021–2026)

Streaky Bay (134km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    16.5 °C

  • Average High 2021–2026

    23.6 °C
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