Third Creek Entrance Weather Forecast

    • 20
    • 28

    Mostly sunny

    • 13
    • 26

    Mostly sunny

    • 12
    • 27

    Sunny

    • 11
    • 31

    Sunny

    • 14
    • 32

    Becoming cloudy

    • 18
    • 30

    Shower or two

    • 18
    • 32

    Partly cloudy

Today 11 Mar Mid North

Mostly sunny. Winds north to northwesterly 15 to 25 km/h shifting southwesterly 25 to 35 km/h during the morning then tending southerly 15 to 25 km/h in the evening. Daytime maximum temperatures in the mid to high 20s.

Spencer Gulf Coastal Waters

Wind
North to northwesterly 15 to 20 knots, reaching up to 30 knots during the morning. Winds shifting southerly 20 to 25 knots in the late morning.
Seas
Below 1 metre, increasing to 1.5 to 2.5 metres during the morning.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo during the afternoon.
Weather
Partly cloudy.
Weather Situation
A high pressure system centred in the Tasman Sea extends a ridge over SA. The ridge moves eastwards ahead of a cold front and trough moving across the west and south of SA today. The trough will clear the northeast during Thursday whilst a high pressure ridge moves across waters well to the south. A low pressure trough is expected to develop over the far west of SA on Friday then move slowly eastwards over the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Third Creek Entrance Temperature Statistics View More

March Temperature

Whyalla Airport (39km)

  • Lowest 10 March, 2026

    13.2 °C

  • Average March

    20.4 °C

  • Highest 5 March, 2026

    26.6 °C

Climate (2021–Present)

Whyalla Airport (39km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    23.8 °C
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