The Brothers Weather Forecast

    • 13
    • 23

    Showers. Storm

    • 11
    • 19

    Shower or two

    • 10
    • 20

    Cloudy

    • 10
    • 22

    Shower or two

    • 14
    • 25

    Shower or two

    • 12
    • 20

    Shower or two

    • 11
    • 19

    Possible shower

Today 21 Oct Lower Eyre Peninsula

Cloudy. Very high chance of showers, becoming less likely at night. Thunderstorms, possibly severe with damaging winds in the afternoon and evening. Winds east to northeasterly 20 to 30 km/h shifting west to northwesterly 25 to 35 km/h in the late afternoon. Daytime maximum temperatures in the low 20s.

Lower West Coastal Waters

Elliston to Cape Carnot
Wind
East to northeasterly 15 to 20 knots shifting west to northwesterly 15 to 25 knots in the early afternoon. Winds reaching up to 30 knots in the late evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres later in the evening.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Partly cloudy. 80% chance of showers. A thunderstorm likely.
Weather Situation
A low pressure system and an associated cold front will move over coastal waters today and 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.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

The Brothers Temperature Statistics View More

October Temperature

Port Lincoln Airport (46km)

  • Lowest 15 October, 2025

    4.8 °C

  • Average October

    15.4 °C

  • Highest 4 October, 2025

    34 °C

Climate (2020–Present)

Port Lincoln Airport (46km)

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  • Average Low 2020–2025

    11.4 °C

  • Average 2020–2025

    15.8 °C

  • Average High 2020–2025

    21.3 °C
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