Half Moon Reef Weather Forecast

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    Shower

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    Partly cloudy

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    Partly cloudy

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    Shower

Today 22 Mar Capricornia

Partly cloudy. High chance of showers, most likely in the late morning and afternoon. The chance of a thunderstorm in the late morning and afternoon, possibly severe with large hail and heavy rain which may lead to flash flooding in the south in the afternoon and evening. Winds southeasterly 15 to 25 km/h becoming light in the evening. Daytime maximum temperatures around 30.

Great Barrier Reef Offshore Waters

Bowen to Yeppoon
Wind
Southeasterly 15 to 20 knots.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres by early evening.
1st Swell
East to southeasterly below 1 metre, increasing to 1 to 1.5 metres through the Capricorn Channel during the afternoon.
Weather
Partly cloudy. 80% chance of showers. The chance of a thunderstorm through the Capricorn Channel in the morning.
Weather Situation
A trough extends over the Peninsula waters and will drift north into the Torres Strait on Tuesday. A low [1003 hPa] in the northeast Coral Sea will move south from Monday, remaining well offshore.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Half Moon Reef Temperature Statistics View More

March Temperature

Gannett Cay (26km)

  • Lowest 10 March, 2026

    24 °C

  • Average March

    27.2 °C

  • Highest 9 March, 2026

    28.9 °C

Climate (2021–Present)

Gannett Cay (26km)

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  • Average Low 2021–2026

    23.2 °C

  • Average 2021–2026

    24.5 °C

  • Average High 2021–2026

    25.7 °C
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