Cape Blanche Offshore Weather Forecast

    • 13
    • 18

    Sunny

    • 15
    • 18

    Partly cloudy

    • 14
    • 17

    Sunny

    • 14
    • 16

    Sunny

    • 14
    • 18

    Sunny

    • 17
    • 18

    Partly cloudy

    • 15
    • 15

    Cloudy

Today 27 Aug West Coast

Mostly sunny. Slight chance of a shower west of Nullarbor later tonight. Near zero chance of rain elsewhere. Winds north to northeasterly 20 to 30 km/h. Daytime maximum temperatures 22 to 27.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
North to northeasterly 10 to 15 knots, reaching up to 20 knots offshore in the late morning.
Seas
Around 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Sunny.
Weather Situation
A high pressure ridge over central SA will move slowly eastwards during today. A low pressure trough over WA is expected to extend over the far west of SA late Thursday and Friday. A high pressure system will move across waters to the south over the weekend to be centred over southern Victoria late Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Blanche Offshore Temperature Statistics View More

August Temperature

Streaky Bay (28km)

  • Lowest 10 August, 2026

    1.5 °C

  • Average August

    11.8 °C

  • Highest 18 August, 2026

    21.5 °C

Climate (2021–2026)

Streaky Bay (28km)

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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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