BoM St Helens Marine Weather Forecast

Winds: Southeasterly 15 to 20 knots, reaching up to 25 knots north of Cairns during the day.

Seas: 1 to 1.5 metres, increasing to 1 to 2 metres north of Cairns.

Swell: Southeasterly 1 to 1.5 metres outside the reef.

Winds: Southeasterly 15 to 20 knots, reaching up to 25 knots offshore north of Cairns during the day.

Seas: 1 to 1.5 metres, increasing to 1 to 2 metres north of Cairns.

Swell: Southeasterly 1 to 2 metres outside the reef, decreasing to 1 to 1.5 metres during the morning.

Winds: Southeasterly 15 to 20 knots.

Seas: Around 1 metre, increasing to 1 to 1.5 metres outside the reef.

Swell: East to southeasterly 1 to 1.5 metres outside the reef, decreasing to around 1 metre during the evening.

Winds: Southeasterly 15 to 20 knots.

Seas: 1 to 1.5 metres.

Swell: East to southeasterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore.

Winds: Southeasterly 10 to 15 knots turning easterly below 10 knots in the late afternoon.

Seas: Around 1 metre.

Swell: Easterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore.

Winds: Variable about 10 knots becoming north to northeasterly 10 to 15 knots during the day then turning east to southeasterly 15 to 25 knots during the afternoon.

Seas: Below 1 metre, increasing to 1 to 1.5 metres south of Cape Capricorn during the evening.

Swell: Easterly below 1 metre inshore, increasing to around 1 metre offshore.

Winds: Southeasterly 20 to 25 knots.

Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres outside the reef.

Swell: East to southeasterly 1 to 1.5 metres outside the reef.

Winds: Southeasterly 20 to 25 knots.

Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres outside the reef.

Swell: East to southeasterly 1 to 1.5 metres outside the reef.

Winds: Southeasterly 20 to 25 knots.

Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres outside the reef.

Swell: Southeasterly 1 to 1.5 metres outside the reef.

Winds: East to southeasterly 10 to 15 knots becoming east to northeasterly about 10 knots in the morning.

Seas: Below 1 metre.

Swell: Southeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.

Winds: North to northeasterly about 10 knots increasing to 10 to 15 knots in the middle of the day. Winds reaching up to 20 knots inshore in the afternoon.

Seas: Below 0.5 metres, increasing to around 1 metre during the morning.

Swell: South to southeasterly around 1 metre.

Winds: North to northwesterly 15 to 20 knots shifting southerly 20 to 30 knots during the morning.

Seas: 1 to 2 metres, increasing to 2 to 3 metres during the afternoon.

Swell: Southerly below 1 metre, increasing to 2 to 3 metres during the afternoon or evening.

Winds: Southeasterly 15 to 20 knots.

Seas: 1 to 1.5 metres, increasing to 1 to 2 metres north of Creal Reef.

Swell: East to southeasterly around 1 metre, increasing to 1 to 1.5 metres through the Capricorn Channel.

Winds: Southeasterly 15 to 20 knots.

Seas: 1 to 1.5 metres.

Swell: Easterly around 1 metre, increasing to 1 to 1.5 metres through the Capricorn Channel.

Winds: Southeasterly 10 to 15 knots turning easterly during the evening.

Seas: Around 1 metre.

Swell: Easterly around 1 metre.

Winds: Southeasterly 10 to 15 knots decreasing to about 10 knots in the late evening.

Seas: Around 1 metre.

Swell: North to northeasterly below 1 metre.

Winds: East to southeasterly about 10 knots becoming north to northeasterly in the early afternoon.

Seas: Below 1 metre.

Swell: North to northeasterly below 1 metre.

Winds: Northerly below 10 knots becoming west to northwesterly during the morning then tending southeasterly 15 to 20 knots during the day.

Seas: Below 1 metre, increasing to 1 to 1.5 metres during the evening.

Swell: North to northeasterly below 1 metre.

Winds: Southeasterly 15 to 20 knots turning easterly 10 to 15 knots in the evening.

Seas: 1 to 1.5 metres, decreasing to 1 metre during the afternoon.

Swell: Southeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.

Winds: Easterly 10 to 15 knots becoming variable about 10 knots in the middle of the day.

Seas: Below 1 metre.

Swell: Easterly around 1 metre.

Winds: North to northwesterly about 10 knots tending northwest to southwesterly 10 to 15 knots during the morning then tending southeasterly 20 to 30 knots during the day.

Seas: Below 1 metre, increasing to 1.5 to 2.5 metres during the afternoon or evening.

Swell: Southeasterly around 1 metre. Easterly around 1 metre.

Winds: Southeasterly 15 to 20 knots.

Seas: 1 to 1.5 metres.

Swell: Easterly around 1 metre offshore.

Winds: Southeasterly 15 to 20 knots.

Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore.

Swell: Easterly around 1 metre offshore.

Winds: East to southeasterly 10 to 15 knots becoming variable about 10 knots during the morning then becoming northeast to southeasterly 10 to 15 knots during the afternoon.

Seas: Below 1 metre.

Swell: Easterly below 1 metre.

Winds: South to southeasterly below 10 knots becoming east to northeasterly in the middle of the day.

Seas: Below 0.5 metres.

Winds: Variable below 10 knots becoming northerly 10 to 15 knots in the middle of the day.

Seas: Below 1 metre.

Winds: North to northwesterly 10 to 15 knots shifting south to southeasterly 20 to 30 knots during the morning.

Seas: Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.

Winds: Easterly 15 to 20 knots turning south to southeasterly 10 to 15 knots in the late morning and afternoon then tending east to southeasterly 15 to 20 knots in the late evening.

Seas: 1 to 1.5 metres, decreasing to 1 metre by early evening.

Swell: East to northeasterly below 1 metre.

Winds: East to southeasterly 15 to 20 knots tending southeast to southwesterly 10 to 15 knots in the late afternoon then tending east to southeasterly in the late evening.

Seas: 1 to 1.5 metres, decreasing to 1 metre during the afternoon.

Swell: East to northeasterly below 1 metre.

Winds: East to southeasterly 15 to 20 knots tending southeast to southwesterly 10 to 15 knots during the afternoon.

Seas: 1 to 1.5 metres, decreasing to 1 metre during the afternoon or evening.

Swell: East to northeasterly below 1 metre.

Winds: Southeasterly 20 to 25 knots.

Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres outside the reef.

Swell: East to southeasterly below 1 metre, increasing to 1 to 1.5 metres outside the reef.

Winds: Southeasterly 20 to 25 knots.

Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres outside the reef.

Swell: Southeasterly 1 to 1.5 metres outside the reef.

Winds: Southeasterly 15 to 25 knots.

Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres outside the reef.

Swell: Southeasterly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon.

Winds: East to northeasterly 15 to 20 knots, reaching up to 30 knots offshore south of Kowanyama early in the morning. Winds tending southeast to southwesterly 10 to 15 knots in the late afternoon.

Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing to 1 metre during the afternoon.

Swell: East to northeasterly below 1 metre.

Winds: Southeast to southwesterly 10 to 15 knots tending northeast to southeasterly 15 to 20 knots before dawn then tending southeast to southwesterly 10 to 15 knots in the late afternoon. Winds reaching up to 25 knots offshore south of Kowanyama early in the morning.

Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing to 1 metre during the afternoon.

Swell: East to northeasterly below 1 metre.

Winds: Southeast to southwesterly 10 to 15 knots tending northeast to southeasterly 15 to 20 knots during the morning then tending southeast to southwesterly 10 to 15 knots during the afternoon.

Seas: 1 to 1.5 metres, decreasing below 1 metre during the afternoon or evening.

Swell: East to northeasterly below 1 metre.

Winds: Southeasterly 10 to 15 knots, reaching up to 20 knots offshore north of Maroochydore early in the morning. Winds turning easterly in the early afternoon.

Seas: Around 1 metre.

Swell: Southeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.

Winds: East to northeasterly about 10 knots tending north to northeasterly 10 to 15 knots in the late afternoon.

Seas: Below 1 metre.

Swell: Easterly around 1 metre.

Winds: North to northwesterly 10 to 15 knots shifting south to southeasterly 20 to 30 knots during the morning.

Seas: Around 1 metre, increasing to 1.5 to 2.5 metres during the afternoon.

Swell: South to southeasterly below 1 metre inshore, increasing to 1.5 to 2.5 metres offshore during the evening.

Winds: Southeasterly 15 to 20 knots, reaching up to 25 knots offshore west of Cape York in the evening.

Seas: 1 to 2 metres.

Swell: East to southeasterly below 1 metre, increasing to 1 to 1.5 metres outside the reef.

Winds: Southeasterly 15 to 20 knots.

Seas: 1 to 1.5 metres.

Swell: East to southeasterly below 1 metre, increasing to 1 to 1.5 metres outside the reef.

Winds: Southeasterly 15 to 20 knots.

Seas: 1 to 1.5 metres.

Swell: East to southeasterly below 1 metre, increasing to 1 to 1.5 metres outside the reef.

Winds: Southeasterly 15 to 25 knots.

Seas: 1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon.

Swell: Easterly 1 to 1.5 metres outside the reef.

Winds: Southeasterly 15 to 20 knots.

Seas: 1 to 1.5 metres, increasing to 1 to 2 metres outside the reef.

Swell: Easterly 1 to 1.5 metres outside the reef, decreasing to around 1 metre by early evening.

Winds: Southeasterly 15 to 20 knots turning easterly 10 to 15 knots during the evening.

Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.

Swell: Easterly 1 to 1.5 metres outside the reef, decreasing to around 1 metre during the evening.