Heart Reef Weather Forecast

    • 21
    • 22

    Shower

    • 20
    • 20

    Shower

    • 19
    • 22

    Shower

    • 21
    • 22

    Partly cloudy

    • 21
    • 22

    Partly cloudy

    • 21
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    Sunny

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    Shower

Today 13 Aug Capricornia

Partly cloudy. The chance of fog early this morning. Slight chance of a shower, most likely this afternoon. Light winds becoming southeasterly 15 to 20 km/h in the morning then becoming light in the early afternoon. Daytime maximum temperatures in the low to mid 20s.

Great Barrier Reef Offshore Waters

Bowen to Yeppoon
Wind
Southeasterly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing to 1 metre around midday.
1st Swell
East to southeasterly around 1 metre, increasing to 1 to 1.5 metres through the Capricorn Channel.
Weather
Partly cloudy.
Weather Situation
A firm ridge of high pressure extends over northern Queensland waters from a high [1030 hPa] moving east across southern Australia. The ridge will persist for the next several days.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Heart Reef Temperature Statistics View More

August Temperature

Gannett Cay (21km)

  • Lowest 2 August, 2025

    14.7 °C

  • Average August

    20.5 °C

  • Highest 4 August, 2025

    22.7 °C

Climate (2020–Present)

Gannett Cay (21km)

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  • Average Low 2020–2025

    23.1 °C

  • Average 2020–2025

    24.5 °C

  • Average High 2020–2025

    25.6 °C
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