Merri Island Weather Forecast

    • 13
    • 25

    Showers increasing

    • 13
    • 18

    Showers easing

    • 8
    • 20

    Partly cloudy

    • 10
    • 26

    Showers

    • 11
    • 18

    Showers. Windy

    • 7
    • 15

    Showers easing

    • 9
    • 16

    Shower or two

Today 6 Apr Warrnambool

Cloudy. Very high chance of showers, most likely late this afternoon and evening. Light winds becoming northerly 15 to 20 km/h in the morning then tending northwesterly in the middle of the day.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Northerly 10 to 15 knots turning northwesterly 15 to 20 knots in the afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres later in the evening.
1st Swell
Southwesterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres around midday.
Weather
Cloudy. 80% chance of showers. The chance of a thunderstorm offshore this evening.
Weather Situation
A high pressure system moving into the Tasman Sea directs a northeasterly flow over Victorian waters. A weak cold front is expected to cross Bass Strait from later tonight into Tuesday, ahead of the next high pressure system in the eastern Bight. This weak high pressure system crosses Victoria on Wednesday. North to northwesterly winds strengthen again Thursday ahead of a stronger cold front approaching from the Bight.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Merri Island Temperature Statistics View More

April Temperature

Warrnambool Airport (12km)

  • Lowest 5 April, 2026

    3 °C

  • Average April

    13.3 °C

  • Highest 2 April, 2026

    22 °C

Climate (2021–Present)

Warrnambool Airport (12km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    13.4 °C

  • Average High 2021–2026

    19.1 °C
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