Spencer Gulf Weather Forecast

    • 17
    • 24

    Storm

    • 16
    • 18

    Storm

    • 14
    • 17

    Windy

    • 13
    • 17

    Partly cloudy

    • 15
    • 18

    Partly cloudy

    • 16
    • 20

    Partly cloudy

    • 17
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    Partly cloudy

Today 11 Oct Flinders

Partly cloudy. Very high chance of showers, most likely in the afternoon and evening. A thunderstorm likely, possibly severe with damaging winds south of Hawker in the afternoon and evening. Winds north to northeasterly 15 to 25 km/h turning northwesterly 25 to 35 km/h in the middle of the day then tending north to northwesterly 15 to 25 km/h in the late afternoon. Daytime maximum temperatures around 30.

Spencer Gulf Coastal Waters

Wind
Northerly 15 to 20 knots shifting south to southwesterly 10 to 15 knots in the evening.
Seas
1 to 1.5 metres, decreasing to 1 metre by early evening.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
Weather
Partly cloudy. 90% chance of showers north of Cowell to Wallaroo, 60% chance elsewhere. The chance of a thunderstorm with possible squalls.
Weather Situation
A ridge of high pressure to the east directs a northerly flow over South Australia. A trough and cold front about the far west will cross the state today and Monday morning. A cool southwesterly airstream will follow as a new high drifts eastwards across the Bight early this week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Spencer Gulf Temperature Statistics View More

October Temperature

Whyalla Airport (38 km)

  • Lowest 6 October, 2026

    7.1 °C

  • Average October

    17 °C

  • Highest 8 October, 2026

    32.4 °C

Climate (2021–2026)

Whyalla Airport (38 km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    17.6 °C

  • Average High 2021–2026

    23.8 °C
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