Saint Helen Reef Weather Forecast

Mackay Costal Waters

Wind

Easterly 15 to 20 knots turning northeasterly in the late morning. Winds reaching up to 30 knots offshore north of Hamilton Island in the evening.

Seas

1 to 1.5 metres, decreasing to 1 metre during the morning, increasing to 1 to 1.5 metres offshore during the afternoon.

1st Swell

Easterly 1 to 1.5 metres, tending north to northeasterly below 1 metre during the morning.

Weather

Cloudy. 95% chance of showers. The chance of a thunderstorm.

Weather Situation

A monsoon trough extends over the Cooktown waters. Tropical low 29U [994 hPa] in the northern Coral Sea is moving towards the northeast coast, drawing the monsoon trough south. Tropical low 29U will cross the coast between Cairns and Townsville today, moving further inland on the weekend.