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BoM Dee Why Beach Marine Weather Forecast

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Forecast for Saturday, 5 September
Weather: Partly cloudy.
Winds: Northwesterly 15 to 20 knots tending northerly in the early morning then turning west to northwesterly in the early afternoon. Winds reaching up to 30 knots offshore in the evening.
Seas: Around 1 metre, increasing to 1.5 to 2.5 metres during the morning.
Swell: Southerly around 1 metre.
Forecast for Sunday, 6 September
Weather: Mostly sunny.
Winds: Westerly 20 to 30 knots turning southerly 15 to 25 knots in the early afternoon.
Seas: 1.5 to 2.5 metres.
Swell: Southerly below 1 metre, increasing to 2 to 3 metres during the morning, then decreasing to 2 metres by early evening.
Forecast for Monday, 7 September
Weather: Partly cloudy. 70% chance of showers.
Winds: Southerly 20 to 30 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the afternoon or evening.
Swell: Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.

Forecast for Saturday, 5 September
Weather: Mostly sunny.
Winds: Variable about 10 knots becoming northerly 15 to 20 knots in the middle of the day.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon.
Forecast for Sunday, 6 September
Weather: Sunny.
Winds: North to northwesterly 15 to 25 knots shifting south to southeasterly in the middle of the day.
Seas: 1 to 2 metres, decreasing to 1.5 metres later in the evening.
Swell: Southerly below 1 metre, increasing to 1 to 1.5 metres south of Cape Byron later in the evening. Northwest to northeasterly around 1 metre.
Forecast for Monday, 7 September
Weather: Mostly sunny.
Winds: Southerly 15 to 20 knots turning southeasterly 10 to 15 knots during the afternoon.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning.
Swell: Southerly 1.5 to 2.5 metres, decreasing to 1.5 metres during the evening.

Forecast for Saturday, 5 September
Weather: Sunny.
Winds: Northwesterly 10 to 15 knots turning northerly 15 to 20 knots during the morning.
Seas: Around 1 metre, increasing to 1 to 1.5 metres around midday.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre by early evening.
Forecast for Sunday, 6 September
Weather: Sunny.
Winds: North to northwesterly 15 to 20 knots shifting southerly 15 to 25 knots in the morning. Winds reaching up to 30 knots offshore in the evening.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres around midday.
Swell: Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore by early evening.
Forecast for Monday, 7 September
Weather: Partly cloudy. 50% chance of showers.
Winds: Southerly 15 to 20 knots turning southeasterly 10 to 15 knots during the afternoon.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning.
Swell: Southerly 1.5 to 2.5 metres.

Forecast for Saturday, 5 September
Weather: Partly cloudy. 80% chance of showers. The chance of a thunderstorm offshore south of Merimbula late this afternoon and evening.
Winds: Northerly 15 to 20 knots turning westerly in the evening. Winds reaching up to 30 knots offshore in the late evening.
Seas: Around 1 metre, increasing to 1.5 to 2 metres during the morning.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Forecast for Sunday, 6 September
Weather: Partly cloudy.
Winds: Westerly 20 to 30 knots, reaching up to 35 knots offshore south of Merimbula during the morning. Winds turning south to southwesterly 15 to 25 knots during the day.
Seas: 2 to 3 metres, decreasing to 1 to 1.5 metres later in the evening.
Swell: Southerly around 1 metre, tending southwesterly 2 to 4 metres during the morning, then tending southerly 1 to 2 metres around midday.
Forecast for Monday, 7 September
Weather: Partly cloudy. 70% chance of showers.
Winds: Southwesterly 15 to 20 knots increasing to 20 to 30 knots during the morning then turning southerly 20 to 25 knots during the evening.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Swell: Southerly 1 to 2 metres, decreasing to 1 to 1.5 metres during the afternoon or evening.

Forecast for Saturday, 5 September
Weather: Mostly sunny day. The chance of a thunderstorm south of Port Stephens this evening.
Winds: Northerly 15 to 25 knots, reaching up to 30 knots offshore south of Norah Head in the late afternoon. Winds turning northwesterly 15 to 20 knots in the evening.
Seas: Around 1 metre, increasing to 1 to 2 metres around midday.
Swell: Southerly 1 to 1.5 metres inshore, increasing to 1 to 2 metres offshore north of Norah Head.
Forecast for Sunday, 6 September
Weather: Sunny.
Winds: West to northwesterly 15 to 20 knots turning south to southwesterly 15 to 25 knots in the late morning.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres during the morning.
Swell: Southerly 1 to 1.5 metres, increasing to 1 to 2 metres around midday, then increasing to 2 to 3 metres by early evening.
Forecast for Monday, 7 September
Weather: Mostly sunny. 60% chance of showers. The chance of a thunderstorm in the afternoon and evening.
Winds: Southerly 15 to 25 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres south of Port Stephens during the evening.
Swell: Southerly 2 to 3 metres, decreasing to 1.5 to 2 metres during the afternoon or evening.

Forecast for Saturday, 5 September
Weather: Mostly sunny day. The chance of a thunderstorm offshore this evening.
Winds: Northwesterly 10 to 15 knots tending northerly 15 to 25 knots in the early morning then turning west to northwesterly in the early afternoon. Winds reaching up to 30 knots offshore south of Port Kembla in the late evening.
Seas: Below 1 metre, increasing to 1 to 2 metres during the morning.
Swell: Southerly around 1 metre.
Forecast for Sunday, 6 September
Weather: Sunny.
Winds: Westerly 20 to 25 knots, reaching up to 30 knots during the morning and early afternoon. Winds turning southerly 15 to 25 knots in the early afternoon.
Seas: 1.5 to 2.5 metres.
Swell: Southerly below 1 metre, increasing to 1.5 to 2.5 metres during the morning.
Forecast for Monday, 7 September
Weather: Partly cloudy. 60% chance of showers.
Winds: South to southwesterly 20 to 30 knots.
Seas: Around 1 metre, increasing to 1.5 to 2.5 metres during the evening.
Swell: Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.

Forecast for Saturday, 5 September
Weather: Sunny.
Winds: Northerly 15 to 20 knots, reaching up to 25 knots offshore south of Crowdy Head during the afternoon and evening.
Seas: Around 1 metre, increasing to 1 to 2 metres around midday.
Swell: Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore south of Port Macquarie.
Forecast for Sunday, 6 September
Weather: Sunny.
Winds: North to northwesterly 15 to 20 knots shifting south to southwesterly 15 to 25 knots early in the morning. Winds reaching up to 30 knots inshore in the late afternoon.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning.
Swell: Southerly 1 to 1.5 metres, increasing to 2 to 3 metres during the afternoon.
Forecast for Monday, 7 September
Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm in the evening.
Winds: South to southwesterly 15 to 20 knots tending south to southeasterly during the day.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell: Southerly 2.5 to 3 metres, decreasing to 2 metres during the afternoon or evening.

Forecast for Saturday, 5 September
Weather: Mostly sunny day. The chance of a thunderstorm this evening.
Winds: North to northwesterly 10 to 15 knots becoming northerly 15 to 25 knots in the morning then turning west to northwesterly 15 to 20 knots in the evening.
Seas: Around 1 metre, increasing to 1 to 1.5 metres around midday.
Swell: Southerly around 1 metre.
Forecast for Sunday, 6 September
Weather: Sunny.
Winds: West to southwesterly 15 to 20 knots, reaching up to 30 knots offshore early in the morning. Winds turning southerly in the early afternoon.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres offshore.
Swell: Southerly below 1 metre, increasing to 1.5 to 2.5 metres around midday.
Forecast for Monday, 7 September
Weather: Mostly sunny. 50% chance of showers.
Winds: South to southwesterly 10 to 15 knots tending southeast to southwesterly during the day then tending southerly 15 to 25 knots during the afternoon.
Seas: Around 1 metre, increasing to 1 to 2 metres during the evening.
Swell: Southerly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon or evening.
North Head
▲ N
9 kn NW
· 16 °C
Warnings
Within 100 km of Dee Why Beach NSW
Fire
State Wide
Marine Flood Agricultural Fire Severe
View all NSW warnings
Temperature
Dee Why Beach
16 °C 16 °C 12am 32 °C 1pm
↑ Warming
Now: 16 °C
Tides
Dee Why Beach
2:25am 1.10m 8:03am 0.61m
↓ Falling
Current: 0.74m
Weather Now for Dee Why Beach
Windy. Partly cloudy.
16 °C
Feels like 13 °C
Wind
9 kn NW
Humidity
58%
Pressure
1016 hPa
At Sydney - Observatory Hill
Nearby Wind
50 km radius
N S W E Parramatta 7 kn Kurnell Calm Gosford 2 kn Horsley Park 2 kn Mangrove Mountain
Dee Why Beach
9 kn NW
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Sun
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11 h 31 m of daylight
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Moon
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43% illuminated
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