Semaphore Offshore Weather Forecast

    • 19
    • 22

    Mostly clear

    • 18
    • 22

    Mostly sunny

    • 18
    • 21

    Sunny

    • 19
    • 22

    Sunny

    • 20
    • 23

    Sunny

    • 20
    • 22

    Partly cloudy

    • 19
    • 20

    Mostly sunny

Today 19 Mar Adelaide

Mostly clear. Winds southeast to southwesterly 15 to 25 km/h tending southeasterly in the late afternoon.

Adelaide Metropolitan Waters

Wind
Southeast to southwesterly 10 to 15 knots, reaching up to 20 knots north of Grange in the late afternoon. Winds tending southeasterly in the evening.
Seas
Around 1 metre.
1st Swell
Westerly below 0.5 metres.
Weather
Mostly clear.
Weather Situation
A ridge of high pressure will persist across the state. The high pressure centre will become established in the Tasman Sea over the weekend ahead of a cold front early next week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Semaphore Offshore Temperature Statistics View More

March Temperature

Parafield Airport (21km)

  • Lowest 9 March, 2026

    9.8 °C

  • Average March

    19.9 °C

  • Highest 10 March, 2026

    33.9 °C

Climate (2021–Present)

Parafield Airport (21km)

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  • Average Low 2021–2026

    11.2 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    23.6 °C
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