Dorothee Island Weather Forecast

    • 15
    • 18

    Partly cloudy

    • 18
    • 19

    Shower

    • 16
    • 16

    Shower

    • 16
    • 17

    Windy

    • 17
    • 19

    Windy

    • 18
    • 20

    Shower

    • 17
    • 18

    Shower

Today 23 Sep West Coast

Partly cloudy. Medium chance of showers west of Nullarbor, most likely in the evening. Near zero chance of rain elsewhere. Winds north to northeasterly 20 to 30 km/h tending southeast to southwesterly 15 to 20 km/h in the late afternoon then tending northeast to southeasterly in the evening. Daytime maximum temperatures 28 to 34.

Lower West Coastal Waters

Elliston to Cape Carnot
Wind
North to northeasterly 10 to 15 knots becoming variable below 10 knots in the middle of the day then becoming easterly 10 to 15 knots in the evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Mostly sunny.
Weather Situation
A high pressure system centred over the Tasman Sea extends a ridge over SA ahead of a low pressure trough that is expected to move over the far west of SA during Wednesday. The trough will slip southeastwards over southern coasts during Thursday and Friday, before being confined to the west over the weekend.
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 °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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