Castor Reef Weather Forecast
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Shower
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Shower
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Shower
- 22
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Shower
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Shower
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Sunny
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Sunny
Today 6 Jul Herbert and Lower Burdekin
Partly cloudy. The chance of morning fog in the north. Medium chance of showers from late this morning. Light winds becoming east to southeasterly 20 to 30 km/h in the morning. Daytime maximum temperatures in the low to high 20s.
Townsville Coastal Waters
Cardwell to Bowen- Wind
- Southeasterly 15 to 25 knots, reaching up to 30 knots during the afternoon and evening.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2.5 metres around midday.
- 1st Swell
- Easterly 1 to 1.5 metres outside the reef, increasing to 1 to 2 metres later in the evening.
- Weather
- Partly cloudy. 70% chance of showers.
- Weather Situation
- A firm ridge extends over the north Queensland waters and will persist for several days. A high [1042 hPa] near Tasmania and a low near New Zealand will combine to drive a southeasterly wind surge across the north Queensland waters for the early days of this week.
Castor Reef Temperature Statistics View More
July Temperature
Alva Beach (102km)
Lowest 1 July, 2026
16.2 °CAverage July
21.4 °CHighest 4 July, 2026
25.8 °C
Climate (2021–2026)
Alva Beach (102km)
Average Low 2021–2026
21.2 °CAverage 2021–2026
24.7 °CAverage High 2021–2026
28.2 °C