Heralds Reef Prong Weather Forecast

Great Barrier Reef Offshore Waters

Wind

Variable about 10 knots.

Seas

Below 1 metre.

1st Swell

Southeasterly below 1 metre, increasing to 1 to 1.5 metres through the Capricorn Channel.

Weather

Mostly clear. The chance of a thunderstorm through the Capricorn Channel later tonight.

Weather Situation

A weak trough extends across the Mackay waters, with northwesterly winds to the north of the trough and southeasterly winds to the south. The trough will begin to shift north from Monday in response to a ridge of high pressure strengthening along the coast. The ridge will strengthen further throughout the week as a high begins to move east across the Tasman Sea.