Castor Reef Weather Forecast

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Today 11 Jan Herbert and Lower Burdekin

Cloudy. Medium chance of showers. The chance of a thunderstorm, possibly severe with heavy rain which may lead to flash flooding in the south. Winds northwest to northeasterly 15 to 25 km/h.

Townsville Coastal Waters

Cardwell to Bowen
Wind
Northerly 15 to 25 knots.
Seas
1.5 to 2.5 metres.
1st Swell
Northerly 1.5 to 2.5 metres outside the reef.
Weather
Partly cloudy. 50% chance of showers. The chance of a thunderstorm later this evening.
Weather Situation
Ex-Tropical Cyclone Koji crossed the coast between Ayr and Bowen on Sunday morning. A monsoon trough extends over the Cairns and Townsville waters, disconnecting from the monsoon over the next few days.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Castor Reef Temperature Statistics View More

January Temperature

Alva Beach (102km)

  • Lowest 5 January, 2026

    22.2 °C

  • Average January

    25.9 °C

  • Highest 9 January, 2026

    30.1 °C

Climate (2021–Present)

Alva Beach (102km)

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  • Average Low 2021–2026

    21.2 °C

  • Average 2021–2026

    24.7 °C

  • Average High 2021–2026

    28.2 °C
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