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BoM Thornleigh Marine Weather Forecast

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Forecast for Friday, 7 August
Weather: Mostly clear.
Winds: Variable below 10 knots.
Seas: Below 0.5 metres.
Swell: Southerly around 1 metre.
Forecast for Saturday, 8 August
Weather: Sunny.
Winds: Variable below 10 knots becoming northeasterly 10 to 15 knots in the early afternoon then tending northerly in the late evening. Winds reaching up to 20 knots offshore in the late evening.
Seas: Below 0.5 metres, increasing to around 1 metre by early evening.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Forecast for Sunday, 9 August
Weather: Cloudy. 95% chance of showers.
Winds: Northerly 15 to 25 knots increasing to 25 to 30 knots in the early afternoon.
Seas: 1 to 2 metres, increasing to 2 to 3 metres during the afternoon.
Swell: Southerly below 1 metre.
Forecast for Monday, 10 August
Weather: Partly cloudy. 90% chance of showers. The chance of a thunderstorm in the morning.
Winds: Northerly 25 to 30 knots turning west to northwesterly 20 to 30 knots during the day.
Seas: 2 to 3 metres.
Swell: Northeasterly below 1 metre, increasing to 2 to 3 metres during the morning.

Forecast for Friday, 7 August
Weather: Mostly clear. The chance of a thunderstorm north of Yamba.
Winds: North to northwesterly below 10 knots.
Seas: Below 0.5 metres.
Swell: East to northeasterly below 1 metre.
Forecast for Saturday, 8 August
Weather: The chance of a thunderstorm north of Yamba in the early morning. Mostly sunny day.
Winds: Variable about 10 knots becoming southerly 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 around 1 metre.
Forecast for Sunday, 9 August
Weather: Partly cloudy.
Winds: Variable about 10 knots becoming northerly 15 to 25 knots in the middle of the day.
Seas: Below 1 metre, increasing to 1 to 2 metres during the afternoon.
Swell: Easterly around 1 metre.
Forecast for Monday, 10 August
Weather: Partly cloudy. 80% chance of showers. The chance of a thunderstorm in the afternoon.
Winds: Northerly 20 to 30 knots turning west to northwesterly 15 to 20 knots during the day.
Seas: 2 to 3 metres, decreasing below 2 metres during the evening.
Swell: East to northeasterly around 1 metre inshore, increasing to 1.5 metres offshore south of Cape Byron during the evening.

Forecast for Friday, 7 August
Weather: Mostly clear. The chance of a thunderstorm offshore.
Winds: Variable below 10 knots.
Seas: Below 0.5 metres.
Swell: Southerly below 1 metre.
Forecast for Saturday, 8 August
Weather: Mostly sunny.
Winds: South to southwesterly 10 to 15 knots becoming variable about 10 knots in the middle of the day.
Seas: Below 1 metre.
Swell: East to northeasterly around 1 metre.
Forecast for Sunday, 9 August
Weather: Partly cloudy.
Winds: North to northwesterly 10 to 15 knots becoming northerly 15 to 25 knots in the morning then increasing to 20 to 30 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 metres during the afternoon.
Swell: Easterly around 1 metre.
Forecast for Monday, 10 August
Weather: Partly cloudy. 90% chance of showers. The chance of a thunderstorm in the morning.
Winds: North to northwesterly 20 to 30 knots tending west to northwesterly 15 to 20 knots during the afternoon.
Seas: 2 to 3 metres, decreasing to 1 to 2 metres during the evening.
Swell: Below 0.5 metres, tending north to northeasterly 1 to 1.5 metres during the morning.

Forecast for Friday, 7 August
Weather: Mostly clear.
Winds: Southwesterly 10 to 15 knots.
Seas: Around 1 metre.
Swell: South to southwesterly below 1 metre inshore, increasing to around 1 metre offshore.
Forecast for Saturday, 8 August
Weather: Mostly sunny.
Winds: Southwesterly 10 to 15 knots becoming variable below 10 knots in the morning then becoming north to northeasterly 10 to 15 knots in the late afternoon. Winds reaching up to 20 knots offshore in the late evening.
Seas: Below 1 metre, decreasing below 0.5 metres during the morning, then increasing to around 1 metre by early evening.
Swell: Southerly around 1 metre.
Forecast for Sunday, 9 August
Weather: Cloudy. 95% chance of showers.
Winds: Northerly 15 to 25 knots increasing to 20 to 30 knots in the middle of the day.
Seas: 1 to 2 metres, increasing to 2 to 3 metres during the morning.
Swell: Northeast to southeasterly below 1 metre, increasing to 1 to 1.5 metres south of Merimbula later in the evening.
Forecast for Monday, 10 August
Weather: Partly cloudy. 90% chance of showers.
Winds: Northerly 25 to 35 knots turning west to northwesterly 20 to 30 knots during the afternoon.
Seas: 2 to 3 metres, decreasing to 1 to 2 metres during the evening.
Swell: Northeasterly 2 to 3 metres.

Forecast for Friday, 7 August
Weather: Clear.
Winds: South to southwesterly below 10 knots.
Seas: Below 0.5 metres.
Swell: Southerly below 1 metre.
Forecast for Saturday, 8 August
Weather: Mostly sunny.
Winds: Variable about 10 knots.
Seas: Below 0.5 metres.
Swell: Southerly below 1 metre.
Forecast for Sunday, 9 August
Weather: Partly cloudy. 80% chance of showers.
Winds: Northerly 10 to 15 knots increasing to 15 to 25 knots in the morning then increasing to 20 to 30 knots in the late evening.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: Easterly around 1 metre.
Forecast for Monday, 10 August
Weather: Partly cloudy. 90% chance of showers. The chance of a thunderstorm in the morning.
Winds: Northerly 20 to 30 knots turning west to northwesterly during the morning.
Seas: 2 to 3 metres.
Swell: Northeasterly around 1 metre, increasing to 2 to 3 metres during the morning.

Forecast for Friday, 7 August
Weather: Mostly clear.
Winds: South to southeasterly below 10 knots.
Seas: Below 1 metre.
Swell: Southerly around 1 metre.
Forecast for Saturday, 8 August
Weather: Mostly sunny.
Winds: Variable about 10 knots becoming northeasterly 10 to 15 knots in the early afternoon then tending northerly in the late evening. Winds reaching up to 20 knots offshore south of Point Perpendicular in the late evening.
Seas: Below 0.5 metres, increasing to around 1 metre during the afternoon.
Swell: Southerly around 1 metre.
Forecast for Sunday, 9 August
Weather: Cloudy. 95% chance of showers.
Winds: Northerly 15 to 25 knots increasing to 20 to 30 knots in the evening.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres around midday.
Swell: Southerly below 1 metre.
Forecast for Monday, 10 August
Weather: Partly cloudy. 90% chance of showers.
Winds: Northerly 25 to 30 knots turning west to northwesterly 20 to 30 knots during the day.
Seas: 2 to 3 metres.
Swell: Northeasterly around 1 metre, increasing to 2 to 3 metres during the morning.

Forecast for Friday, 7 August
Weather: Mostly clear.
Winds: South to southwesterly below 10 knots.
Seas: Below 0.5 metres.
Swell: Southerly below 1 metre.
Forecast for Saturday, 8 August
Weather: Mostly sunny.
Winds: Southwesterly 10 to 15 knots becoming variable about 10 knots in the morning.
Seas: Below 1 metre.
Swell: Southerly below 1 metre.
Forecast for Sunday, 9 August
Weather: Becoming cloudy. 70% chance of showers.
Winds: Northerly 10 to 15 knots increasing to 15 to 25 knots in the morning then increasing to 25 to 30 knots in the late evening.
Seas: Below 1 metre, increasing to 1 to 2 metres during the morning.
Swell: Northeast to southeasterly below 1 metre.
Forecast for Monday, 10 August
Weather: Partly cloudy. 90% chance of showers. The chance of a thunderstorm in the morning.
Winds: Northerly 25 to 35 knots turning west to northwesterly 15 to 20 knots during the day.
Seas: 2 to 3 metres, decreasing to 1 to 2 metres during the afternoon or evening.
Swell: North to northeasterly 1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon or evening.

Forecast for Friday, 7 August
Weather: Clear.
Winds: Southerly below 10 knots.
Seas: Below 0.5 metres.
Swell: Southerly below 1 metre.
Forecast for Saturday, 8 August
Weather: Mostly sunny.
Winds: Variable about 10 knots becoming northeasterly 10 to 15 knots in the late evening.
Seas: Below 1 metre.
Swell: Southerly below 1 metre.
Forecast for Sunday, 9 August
Weather: Cloudy. 90% chance of showers.
Winds: Northerly 15 to 25 knots.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: Easterly below 1 metre.
Forecast for Monday, 10 August
Weather: Partly cloudy. 90% chance of showers.
Winds: Northerly 20 to 30 knots turning northwesterly during the morning.
Seas: 2 to 3 metres.
Swell: Northeasterly 1 to 1.5 metres, increasing to 2 to 3 metres during the morning.
Parramatta
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Warnings
No warnings within 100 km.
State Wide
View all NSW warnings
Temperature
Thornleigh
8 °C 18 °C 2pm 5 °C 7am
↓ Cooling
Now: 8 °C
Tides
Tennyson Point
9:47pm 0.61m 3:35am 1.21m
↑ Rising
Current: 1.09m
Weather Now for Thornleigh
Observations not available
Nearby Wind
50 km radius
N S W E 9 kn Sydney Harbour Calm Bankstown 3 kn Horsley Park 2 kn Richmond Calm Gosford 2 kn Holsworthy Defence
Thornleigh
Recent Locations
Thornleigh -
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 5°
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Merriwagga -
Sun
6:42am rise 5:21pm set
10 h 39 m of daylight
Now: 1:51am
99 seconds more than yesterday
Moon
2:30amrise 12:18pmset
31% illuminated
Last Quarter
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