BoM Cethana Marine Weather Forecast

Winds: Westerly 20 to 25 knots, reaching up to 30 knots in the evening.

Seas: 2 metres.

Swell: Southerly below 1 metre, increasing to 1 to 1.5 metres about Banks Strait.

Winds: Westerly 15 to 20 knots turning north to northwesterly below 10 knots during the afternoon and evening.

Seas: 1 to 2 metres, decreasing to 1 metre during the morning.

Swell: South to southeasterly around 1 metre.

Winds: Northwest to northeasterly 15 to 25 knots tending west to northwesterly 20 to 30 knots in the late afternoon then becoming westerly 20 to 25 knots in the late evening.

Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2.5 metres around midday.

Swell: Southerly below 1 metre.

Winds: Westerly 15 to 25 knots.

Seas: 1.5 to 2.5 metres.

Swell: Northeasterly 1 to 1.5 metres, tending easterly below 1 metre during the morning.

Winds: Westerly 20 to 25 knots, reaching up to 30 knots offshore in the evening.

Seas: 2 to 2.5 metres.

Swell: West to southwesterly below 1 metre.

Winds: Westerly 15 to 20 knots shifting north to northeasterly 10 to 15 knots during the afternoon and evening.

Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then decreasing below 1 metre around midday.

Swell: Westerly below 1 metre.

Winds: Northwest to northeasterly 15 to 25 knots tending westerly 25 to 30 knots in the late afternoon then decreasing to 20 to 25 knots in the late evening.

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

Swell: West to northwesterly below 1 metre.

Winds: Westerly 15 to 25 knots.

Seas: 1.5 to 2.5 metres.

Swell: Westerly around 1 metre.

Winds: Westerly 15 to 20 knots, reaching up to 25 knots offshore in the late afternoon.

Seas: 1 to 1.5 metres, increasing to 1 to 2 metres offshore.

Swell: Southwesterly 4 metres.

Winds: West to northwesterly 10 to 15 knots increasing to 20 knots before turning northerly 10 to 15 knots in the evening.

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

Swell: Southwesterly 4 metres, decreasing to 2.5 to 3 metres during the morning.

Winds: Northerly 15 to 25 knots increasing to 20 to 30 knots in the early morning then turning westerly 15 to 25 knots in the middle of the day.

Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.

Swell: Southwesterly 1.5 to 2.5 metres, decreasing to 1.5 metres by early evening.

Winds: Westerly 15 to 20 knots.

Seas: 1 to 2 metres, decreasing to 1 metre during the morning.

Swell: Southwesterly 2 to 2.5 metres.

Winds: Westerly 20 to 25 knots, reaching up to 30 knots offshore during the afternoon and evening.

Seas: 1.5 to 2.5 metres.

Swell: Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.

Winds: Westerly 15 to 20 knots turning north to northwesterly in the late morning and early afternoon.

Seas: 1 to 2 metres, decreasing to 1 metre during the morning, increasing to 1 to 1.5 metres near Eddystone Point around midday.

Swell: Southerly 1 to 1.5 metres inshore, increasing to 1 to 2 metres offshore.

Winds: Northerly 15 to 25 knots turning west to northwesterly 20 to 30 knots in the afternoon.

Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.

Swell: Northeasterly below 1 metre inshore, increasing to 1 to 2 metres offshore during the afternoon. Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning.

Winds: Westerly 20 to 30 knots.

Seas: 1.5 to 2.5 metres.

Swell: Northeasterly 1 to 2 metres, decreasing to around 1 metre during the morning. Southerly around 1 metre.

Winds: Westerly 15 to 20 knots, reaching up to 25 knots inshore in the late afternoon.

Seas: 1 to 1.5 metres, increasing to 1 to 2 metres inshore.

Swell: Southwesterly 2 to 3 metres, increasing to 4 metres south of King Island.

Winds: Westerly 10 to 15 knots becoming variable about 10 knots in the morning then becoming north to northeasterly 15 to 20 knots in the middle of the day.

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

Swell: Southwesterly 2 to 4 metres, decreasing to 2 to 3 metres during the morning.

Winds: Northeasterly 15 to 25 knots tending northwest to southwesterly 20 to 30 knots in the morning then tending westerly 20 to 25 knots in the late evening.

Seas: 1.5 to 2.5 metres.

Swell: Southwesterly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon, then increasing to 1 to 2 metres by early evening.

Winds: Westerly 15 to 20 knots.

Seas: 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the morning.

Swell: Southwesterly 1 to 1.5 metres, increasing to 2 metres south of King Island.

Winds: West to southwesterly 15 to 25 knots.

Seas: 1 to 1.5 metres, increasing to 1 to 2 metres offshore.

Swell: Southwesterly 2 to 3 metres inshore, increasing to 3 to 5 metres offshore.

Winds: West to southwesterly 15 to 20 knots shifting north to northeasterly during the morning then tending southeast to southwesterly in the late evening. Winds reaching up to 25 knots offshore early in the morning and again in the evening.

Seas: 1 to 2 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres around midday.

Swell: South to southwesterly 1.5 to 2.5 metres inshore, increasing to 2 to 4 metres offshore.

Winds: Northerly 15 to 25 knots turning westerly 20 to 30 knots in the evening.

Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning, then increasing to 2 to 3 metres around midday.

Swell: South to southwesterly 2 to 3 metres, decreasing to 1.5 to 2 metres during the morning. Northeasterly around 1 metre.

Winds: West to southwesterly 15 to 25 knots shifting east to southeasterly 10 to 15 knots during the afternoon.

Seas: 2 to 3 metres, decreasing to 1 to 1.5 metres during the morning.

Swell: South to southwesterly 1 to 1.5 metres, increasing to 1 to 2 metres during the morning. Northeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.

Winds: Westerly 25 to 30 knots, reaching up to 35 knots offshore in the late afternoon.

Seas: 2.5 to 3 metres.

Swell: Southwesterly 4 to 5 metres.

Winds: Northwest to southwesterly 15 to 25 knots, reaching up to 30 knots during the morning. Winds tending southeast to southwesterly 10 to 15 knots in the evening.

Seas: 2 to 3 metres, decreasing to 1 to 1.5 metres around midday.

Swell: Southwesterly 3 to 5 metres, decreasing to 3 metres by early evening.

Winds: Variable about 10 knots becoming northerly 15 to 25 knots before dawn then turning westerly 20 to 30 knots in the early afternoon.

Seas: Around 1 metre, increasing to 1 to 2 metres during the morning, then increasing to 2 to 3 metres during the afternoon.

Swell: Southwesterly 2 to 3 metres, decreasing to 2 metres during the afternoon.

Winds: West to southwesterly 20 to 30 knots.

Seas: 2 to 3 metres, decreasing to 1 to 2 metres during the morning.

Swell: Southwesterly 1.5 to 2.5 metres. Northeasterly around 1 metre.

Winds: Westerly 20 to 30 knots.

Seas: 2.5 to 3 metres.

Swell: Southwesterly 4 to 5 metres.

Winds: West to northwesterly 15 to 25 knots tending north to northwesterly 10 to 15 knots in the evening.

Seas: 1.5 to 2.5 metres.

Swell: Southwesterly 3 to 4 metres, decreasing to 2.5 to 3 metres during the morning.

Winds: North to northwesterly 10 to 15 knots tending north to northeasterly 15 to 25 knots before dawn then shifting westerly 20 to 30 knots in the middle of the day.

Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres around midday.

Swell: Southwesterly 2 to 3 metres, decreasing to 2 metres around midday.

Winds: Westerly 20 to 30 knots.

Seas: 1.5 to 2.5 metres.

Swell: Southwesterly 1.5 to 2.5 metres.

Winds: North to northwesterly 15 to 20 knots shifting southwesterly in the evening.

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

Swell: Southerly 1 to 2 metres inshore, increasing to 2 to 3 metres offshore.

Winds: South to southwesterly 15 to 20 knots becoming variable about 10 knots in the early morning then becoming northerly 15 to 20 knots in the middle of the day. Winds reaching up to 30 knots offshore in the late evening.

Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning, then increasing to 1 to 2 metres around midday.

Swell: Southerly 1 to 2 metres inshore, increasing to 2 to 3 metres offshore.

Winds: Northerly 15 to 25 knots increasing to 30 knots before turning west to northwesterly 15 to 25 knots during the afternoon and evening.

Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 2 to 3 metres around midday.

Swell: Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.

Winds: Westerly 15 to 20 knots shifting east to southeasterly 10 to 15 knots during the morning.

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

Swell: Southerly below 1 metre inshore, increasing to 1 to 1.5 metres offshore during the morning. Northeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.