Third Creek Entrance Weather Forecast

    • 11
    • 27

    Partly cloudy

    • 11
    • 29

    Partly cloudy

    • 11
    • 34

    Sunny

    • 19
    • 36

    Partly cloudy

    • 14
    • 28

    Possible shower

    • 14
    • 28

    Showers increasing

    • 10
    • 19

    Possible shower

Today 26 Sep Mid North

Partly cloudy. Slight chance of a shower in the south, near zero chance elsewhere. The chance of a thunderstorm in the north early this evening. Winds south to southeasterly 20 to 30 km/h tending east to southeasterly in the evening.

Spencer Gulf Coastal Waters

Wind
Southeasterly 15 to 25 knots, reaching up to 30 knots south of Port Neill to Port Victoria in the evening.
Seas
1.5 to 2 metres.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Cloudy. 50% chance of showers south of Cowell to Wallaroo, near zero chance elsewhere.
Weather Situation
A trough over central Australia will weaken and contract into WA as a ridge of high pressure extends across southern SA on Sunday. The high pressure system is expected to drift into the Tasman Sea by Tuesday as the trough in WA begins to re-extend over western SA on Tuesday, pushing into the state on Wednesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Third Creek Entrance Temperature Statistics View More

September Temperature

Whyalla Airport (39km)

  • Lowest 11 September, 2026

    3.4 °C

  • Average September

    15.6 °C

  • Highest 20 September, 2026

    32.9 °C

Climate (2021–2026)

Whyalla Airport (39km)

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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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