Second Creek Entrance Weather Forecast

    • 7
    • 27

    Mostly clear

    • 14
    • 26

    Possible morning shower

    • 9
    • 20

    Partly cloudy

    • 9
    • 19

    Partly cloudy

    • 4
    • 20

    Sunny

    • 4
    • 21

    Sunny

    • 5
    • 25

    Sunny

Today 12 Sep Mid North

Mostly clear. Winds north to northwesterly 15 to 20 km/h becoming light in the late afternoon then becoming north to northeasterly 15 to 20 km/h in the late evening.

Spencer Gulf Coastal Waters

Wind
Northeasterly 10 to 15 knots turning northerly in the late evening. Winds reaching up to 20 knots near the Yorke Peninsula coast in the late evening.
Seas
Below 1 metre.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Mostly clear.
Weather Situation
A trough is approaching from the west and will move across SA on Sunday, as an upper level disturbance moves over the far west later on Sunday. A high pressure ridge will also extend into the state from a high located southwest of WA from late Sunday. A cold front will then slip across southern coasts late Monday and early Tuesday, before the high moves across waters to the south to be centred over Victoria by Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Second Creek Entrance Temperature Statistics View More

September Temperature

Whyalla Airport (40km)

  • Lowest 11 September, 2026

    3.4 °C
  • Average September

    14.1 °C
  • Highest 1 September, 2026

    27.7 °C

Climate (2021–2026)

Whyalla Airport (40km)

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  • Average Low 2021–2026

    12 °C
  • Average 2021–2026

    17.5 °C
  • Average High 2021–2026

    23.8 °C
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