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BoM Gonn Marine Weather Forecast

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Forecast for Saturday, 20 June
Weather: Sunny day. The chance of a thunderstorm offshore in the late afternoon and evening.
Winds: Northwesterly 10 to 15 knots, reaching up to 20 knots offshore in the late morning. Winds turning westerly during the afternoon and evening.
Seas: 1 to 2 metres, decreasing below 1 metre during the afternoon.
Swell: Northeasterly 1 to 1.5 metres, decreasing to around 1 metre around midday.
Forecast for Sunday, 21 June
Weather: Partly cloudy. 70% chance of showers. The chance of a thunderstorm offshore in the morning.
Winds: Southwesterly 15 to 20 knots, reaching up to 25 knots offshore during the afternoon and evening.
Seas: Around 1 metre, increasing to 1 to 2 metres around midday.
Swell: Southerly around 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 1 to 2 metres during the afternoon.
Forecast for Monday, 22 June
Weather: Cloudy. 70% chance of showers.
Winds: Southwesterly 15 to 25 knots.
Seas: 1 to 2 metres.
Swell: Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore. Easterly around 1 metre.

Forecast for Saturday, 20 June
Weather: Mostly sunny.
Winds: Northwesterly 10 to 15 knots tending northwest to southwesterly in the middle of the day then becoming variable about 10 knots in the early afternoon.
Seas: Below 1 metre.
Swell: Northeasterly around 1 metre.
Forecast for Sunday, 21 June
Weather: Partly cloudy. 90% chance of rain.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Easterly below 1 metre.
Forecast for Monday, 22 June
Weather: Partly cloudy. 95% chance of showers.
Winds: Variable about 10 knots becoming southerly 15 to 20 knots during the morning.
Seas: Around 1 metre.
Swell: Southerly below 1 metre.

Forecast for Saturday, 20 June
Weather: Partly cloudy.
Winds: West to southwesterly 10 to 15 knots becoming variable below 10 knots in the middle of the day.
Seas: Around 1 metre, decreasing below 0.5 metres during the afternoon.
Swell: Northeasterly around 1 metre, increasing to 1 to 1.5 metres south of Coffs Harbour.
Forecast for Sunday, 21 June
Weather: Partly cloudy. 80% chance of showers.
Winds: Variable about 10 knots becoming south to southwesterly 10 to 15 knots in the morning then becoming variable about 10 knots in the middle of the day.
Seas: Below 1 metre.
Swell: Easterly below 1 metre.
Forecast for Monday, 22 June
Weather: Partly cloudy. 90% chance of showers.
Winds: Variable about 10 knots becoming southerly 15 to 20 knots during the morning.
Seas: Below 0.5 metres, increasing to around 1 metre during the morning.
Swell: Southerly below 1 metre inshore, increasing to 1 to 1.5 metres offshore during the evening.

Forecast for Saturday, 20 June
Weather: Mostly sunny. 70% chance of showers. The chance of a thunderstorm in the late afternoon and evening.
Winds: West to southwesterly 10 to 15 knots tending southeast to southwesterly in the early afternoon then tending west to southwesterly in the evening.
Seas: Below 1 metre, increasing to around 1 metre offshore.
Swell: Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Green Cape. Northeasterly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon.
Forecast for Sunday, 21 June
Weather: Cloudy. 90% chance of showers. The chance of a thunderstorm offshore in the morning.
Winds: West to southwesterly 10 to 15 knots tending south to southwesterly 15 to 25 knots during the morning and early afternoon. Winds reaching up to 30 knots offshore north of Green Cape in the afternoon.
Seas: Around 1 metre, increasing to 1 to 2 metres during the morning.
Swell: Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore south of Green Cape.
Forecast for Monday, 22 June
Weather: Cloudy. 80% chance of showers.
Winds: Southwesterly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon or evening. East to southeasterly around 1 metre.

Forecast for Saturday, 20 June
Weather: Sunny.
Winds: West to northwesterly 15 to 20 knots, reaching up to 25 knots offshore south of Norah Head in the late morning and early afternoon.
Seas: 1 to 2 metres, decreasing to 1 to 1.5 metres by early evening.
Swell: Southerly around 1 metre. Northeasterly around 1 metre.
Forecast for Sunday, 21 June
Weather: Sunny.
Winds: Westerly 10 to 15 knots becoming variable below 10 knots in the early afternoon.
Seas: Around 1 metre, decreasing below 0.5 metres by early evening.
Swell: Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Port Stephens.
Forecast for Monday, 22 June
Weather: Partly cloudy. 70% chance of showers.
Winds: Southwesterly about 10 knots increasing to 15 to 20 knots during the morning.
Seas: Below 0.5 metres, increasing to around 1 metre during the morning.
Swell: Southerly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.

Forecast for Saturday, 20 June
Weather: Sunny.
Winds: Northwesterly 10 to 15 knots turning westerly in the early afternoon. Winds reaching up to 20 knots offshore in the late morning and early afternoon and again in the late evening.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the afternoon.
Swell: Northeasterly around 1 metre.
Forecast for Sunday, 21 June
Weather: Mostly sunny. 50% chance of showers. The chance of a thunderstorm offshore south of Point Perpendicular in the morning.
Winds: Westerly 10 to 15 knots turning southwesterly in the middle of the day. Winds reaching up to 20 knots offshore south of Port Kembla early in the morning and again in the evening.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres later in the evening.
Swell: Southerly around 1 metre, increasing to 1 to 2 metres by early evening.
Forecast for Monday, 22 June
Weather: Partly cloudy. 70% chance of showers.
Winds: Southwesterly 15 to 20 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore south of Point Perpendicular.
Swell: Southerly 1 to 1.5 metres inshore, increasing to 1 to 2 metres offshore north of Point Perpendicular.

Forecast for Saturday, 20 June
Weather: Sunny.
Winds: West to southwesterly 10 to 15 knots becoming variable about 10 knots in the early afternoon.
Seas: Around 1 metre, decreasing below 0.5 metres by early evening.
Swell: Northeasterly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon. Southerly around 1 metre.
Forecast for Sunday, 21 June
Weather: Partly cloudy. 50% chance of showers.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Southerly around 1 metre.
Forecast for Monday, 22 June
Weather: Partly cloudy. 80% chance of showers.
Winds: Variable about 10 knots becoming south to southwesterly 15 to 20 knots during the morning.
Seas: Below 0.5 metres, increasing to around 1 metre during the morning.
Swell: Southerly around 1 metre, increasing to 1 to 2 metres during the morning.

Forecast for Saturday, 20 June
Weather: Sunny.
Winds: Northwesterly 15 to 20 knots turning westerly in the evening.
Seas: 1 to 1.5 metres, decreasing to 1 metre by early evening.
Swell: Southerly around 1 metre.
Forecast for Sunday, 21 June
Weather: Sunny.
Winds: Westerly 10 to 15 knots turning south to southwesterly below 10 knots in the early afternoon.
Seas: Around 1 metre.
Swell: Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore by early evening.
Forecast for Monday, 22 June
Weather: Partly cloudy. 60% chance of showers.
Winds: Southwesterly 15 to 20 knots.
Seas: Below 1 metre, increasing to 1 to 1.5 metres offshore during the afternoon.
Swell: Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2.5 metres offshore.
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