Shag Rock Weather Forecast

    • 17
    • 27

    Windy

    • 14
    • 19

    Shower

    • 11
    • 22

    Partly cloudy

    • 13
    • 24

    Shower

    • 19
    • 27

    Storm

    • 15
    • 20

    Shower

    • 13
    • 18

    Shower

Today 21 Oct West Coast

Partly cloudy. High chance of showers east of Ceduna, slight chance elsewhere. A thunderstorm likely, possibly severe with damaging winds. Winds west to southwesterly 30 to 45 km/h.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Westerly 15 to 25 knots, reaching up to 30 knots in the evening.
Seas
Around 1 metre, increasing to 1 to 2 metres by early evening.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Partly cloudy. 50% chance of showers. A thunderstorm likely.
Weather Situation
A low pressure system south of Ceduna and an associated cold front will continue to move southeastwards over southern coastal waters today and early Wednesday, reaching the Tasman Sea late on Wednesday. In the wake of this system, a high pressure system will move into the Bight on Thursday and into Bass Strait on Friday with another low pressure system moving into western coastal waters late Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Shag Rock Temperature Statistics View More

October Temperature

Streaky Bay (44km)

  • Lowest 3 October, 2025

    6.9 °C

  • Average October

    17.5 °C

  • Highest 18 October, 2025

    34.8 °C

Climate (2020–Present)

Streaky Bay (44km)

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  • Average Low 2020–2025

    12.1 °C

  • Average 2020–2025

    16.4 °C

  • Average High 2020–2025

    23.5 °C
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