The Brothers Weather Forecast

    • 14
    • 33

    Clear

    • 17
    • 31

    Shower or two

    • 12
    • 23

    Partly cloudy

    • 11
    • 25

    Cloud clearing

    • 11
    • 32

    Sunny

    • 14
    • 26

    Possible shower

    • 11
    • 22

    Shower or two

Today 18 Oct Lower Eyre Peninsula

Clear. Winds east to northeasterly 20 to 30 km/h.

Lower West Coastal Waters

Elliston to Cape Carnot
Wind
Variable about 10 knots becoming south to southeasterly 10 to 15 knots in the late afternoon then tending northeast to southeasterly in the evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 metres, increasing to 1.5 to 2 metres by early evening.
Weather
Clear.
Weather Situation
A slow-moving high pressure system over the Tasman Sea extends a ridge over eastern SA. A trough of low pressure over WA will move eastwards into western SA late Sunday and reach southeastern parts later Monday, while a weakening cold front crosses the Bight. The trough lingers in the east through the middle of the week as a weak high pressure system forms in the Bight. This trough weakens on Thursday as a second trough moves into the west from WA.
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  • Temperature Forecast Bureau of Meteorology

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The Brothers Temperature Statistics View More

October Temperature

Port Lincoln Airport (46 km)

  • Lowest 8 October, 2026

    8.3 °C
  • Average October

    15.4 °C
  • Highest 8 October, 2026

    32.1 °C

Climate (2021–2026)

Port Lincoln Airport (46 km)

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  • Average Low 2021–2026

    11.6 °C
  • Average 2021–2026

    15.9 °C
  • Average High 2021–2026

    21.3 °C
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