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BoM Osterley Marine Weather Forecast

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Other NSW Coastal Waters Forecasts

Forecast for Saturday, 20 June
Weather: Partly cloudy. The chance of a thunderstorm offshore.
Winds: Northwest to southwesterly 10 to 15 knots.
Seas: Below 0.5 metres, increasing to below 1 metre north of Moruya Heads.
Swell: Southerly below 1 metre.
Forecast for Sunday, 21 June
Weather: Partly cloudy. 70% chance of showers. The chance of a thunderstorm offshore.
Winds: Southwesterly 15 to 20 knots, reaching up to 30 knots offshore in the evening.
Seas: Below 1 metre, increasing to 1 to 2 metres around midday.
Swell: Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Moruya Heads during the morning.
Forecast for Monday, 22 June
Weather: Cloudy. 80% chance of showers offshore, 50% chance elsewhere.
Winds: Southwesterly 15 to 25 knots.
Seas: 1 to 2 metres.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Forecast for Tuesday, 23 June
Weather: Sunny.
Winds: Southwesterly 15 to 20 knots.
Seas: Below 1 metre, increasing to 1 to 1.5 metres offshore.
Swell: Southerly 1 to 1.5 metres, increasing to 1.5 to 2 metres during the evening.

Forecast for Saturday, 20 June
Weather: Partly cloudy.
Winds: East to northeasterly below 10 knots.
Seas: Below 0.5 metres.
Swell: East to northeasterly around 1 metre.
Forecast for Sunday, 21 June
Weather: Partly cloudy. 90% chance of showers. The chance of a thunderstorm in the evening.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Easterly below 1 metre.
Forecast for Monday, 22 June
Weather: Cloudy. 95% chance of rain.
Winds: Variable about 10 knots becoming southerly 15 to 20 knots in the morning.
Seas: Around 1 metre.
Swell: Easterly below 1 metre.
Forecast for Tuesday, 23 June
Weather: Partly cloudy. 60% chance of showers.
Winds: Southerly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: Southerly around 1 metre, increasing to 1.5 to 2.5 metres during the morning.

Forecast for Saturday, 20 June
Weather: Partly cloudy.
Winds: East to northeasterly below 10 knots.
Seas: Below 0.5 metres.
Swell: Northeasterly below 1 metre.
Forecast for Sunday, 21 June
Weather: Partly cloudy. 80% chance of showers.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Easterly below 1 metre.
Forecast for Monday, 22 June
Weather: Cloudy. 90% chance of rain.
Winds: Variable about 10 knots becoming southerly 15 to 20 knots in the morning.
Seas: Around 1 metre.
Swell: Southerly below 1 metre.
Forecast for Tuesday, 23 June
Weather: Partly cloudy. 50% chance of showers.
Winds: South to southwesterly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
Swell: Southerly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the afternoon.

Forecast for Saturday, 20 June
Weather: Partly cloudy. The chance of a thunderstorm.
Winds: West to southwesterly 10 to 15 knots.
Seas: Below 0.5 metres, increasing to below 1 metre offshore south of Merimbula.
Swell: Southerly around 1 metre.
Forecast for Sunday, 21 June
Weather: Cloudy. 90% chance of rain. The chance of a thunderstorm.
Winds: Westerly 10 to 15 knots turning south to southwesterly 15 to 25 knots during the day. Winds reaching up to 30 knots offshore north of Merimbula during the afternoon and evening.
Seas: Around 1 metre, increasing to 1 to 2 metres during the morning.
Swell: Southerly 1 to 1.5 metres.
Forecast for Monday, 22 June
Weather: Cloudy. 80% chance of rain.
Winds: Southwesterly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore north of Green Cape.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre around midday. Easterly around 1 metre.
Forecast for Tuesday, 23 June
Weather: Mostly sunny. 50% chance of showers.
Winds: Southwesterly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres offshore.
Swell: Southerly around 1 metre, increasing to 1 to 2 metres during the afternoon.

Forecast for Saturday, 20 June
Weather: Clear.
Winds: Westerly 10 to 15 knots, reaching up to 20 knots offshore south of Port Stephens.
Seas: Around 1 metre.
Swell: Southerly around 1 metre.
Forecast for Sunday, 21 June
Weather: Sunny.
Winds: Westerly 10 to 15 knots, reaching up to 20 knots offshore south of Port Stephens early in the morning. Winds becoming variable below 10 knots in the late afternoon.
Seas: Around 1 metre, decreasing below 0.5 metres during the afternoon.
Swell: Southerly around 1 metre.
Forecast for Monday, 22 June
Weather: Partly cloudy. 70% chance of showers.
Winds: Southwesterly about 10 knots increasing to 15 to 20 knots in the morning.
Seas: Around 1 metre.
Swell: Southerly 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
Forecast for Tuesday, 23 June
Weather: Partly cloudy. 60% chance of showers.
Winds: Southwesterly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: Southerly 2 to 3 metres.

Forecast for Saturday, 20 June
Weather: Clear.
Winds: Westerly 10 to 15 knots, reaching up to 20 knots offshore south of Port Kembla.
Seas: Around 1 metre.
Swell: Southerly below 1 metre.
Forecast for Sunday, 21 June
Weather: Mostly sunny. 50% chance of showers. The chance of a thunderstorm offshore south of Point Perpendicular.
Winds: Westerly 15 to 20 knots tending southwesterly in the middle of the day.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning.
Swell: Southerly around 1 metre.
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 around 1 metre inshore, increasing to 1 to 1.5 metres offshore north of Point Perpendicular.
Forecast for Tuesday, 23 June
Weather: Mostly sunny.
Winds: Southwesterly 15 to 20 knots.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the afternoon or evening.
Swell: Southerly 1.5 metres inshore, increasing to 1.5 to 2 metres offshore north of Port Kembla.

Forecast for Saturday, 20 June
Weather: Partly cloudy.
Winds: Variable about 10 knots.
Seas: Below 0.5 metres.
Swell: 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 rain.
Winds: Variable about 10 knots becoming south to southwesterly 15 to 20 knots in the morning.
Seas: Below 0.5 metres, increasing to around 1 metre during the morning.
Swell: Southerly below 1 metre, increasing to 1 to 1.5 metres south of Port Macquarie.
Forecast for Tuesday, 23 June
Weather: Partly cloudy. 60% chance of showers.
Winds: Southwesterly 15 to 25 knots.
Seas: 1 to 2 metres.
Swell: Southerly 1.5 to 2.5 metres.

Forecast for Saturday, 20 June
Weather: Mostly clear.
Winds: Westerly 10 to 15 knots, reaching up to 20 knots offshore.
Seas: Around 1 metre.
Swell: Southerly around 1 metre.
Forecast for Sunday, 21 June
Weather: Sunny.
Winds: West to southwesterly 10 to 15 knots.
Seas: Around 1 metre.
Swell: Southerly around 1 metre.
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 around midday.
Swell: Southerly 1 to 1.5 metres, increasing to 1.5 to 2 metres around midday.
Forecast for Tuesday, 23 June
Weather: Partly cloudy. 50% chance of showers.
Winds: Southwesterly 15 to 20 knots.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the evening.
Swell: Southerly 1.5 to 2.5 metres.
Williamtown
▲ N
4 kn WNW
· 8 °C
Warnings
No warnings within 100 km.
State Wide
Marine
View all NSW warnings
Temperature
Osterley
8 °C 19 °C 1pm 8 °C 7am
↓ Cooling
Now: 8 °C
Tides
Newcastle
12:49am 1.74m 7:31am 0.53m
↓ Falling
Current: 1.14m
Weather Now for Osterley
Sunny.
8 °C
Feels like 6 °C
Wind
4 kn WNW
Humidity
93%
Pressure
1026 hPa
At Williamtown
Nearby Wind
50 km radius
N S W E Calm Tocal Calm Cessnock Airport Calm Lake Macquarie
Osterley
4 kn WNW
Recent Locations
Osterley
4 kn WNW
 8°
Gemalla
Calm
7°
North Boyanup
8 kn NNE
 14°
Flagstaff -
Barringha
3 kn S
 18°
Sun
6:55am rise 4:55pm set
9 h 59 m of daylight
Now: 4:09am
2 seconds less than yesterday
Moon
11:22am rise 11:34pm set
37% illuminated
First Quarter
Live Weather
Nearby
Williamtown, NSW
4 kn WNW
 8°
Tocal, NSW
Calm
8°
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5 kn W
 10°
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9 kn NW
 12°
Cessnock Airport, NSW
Calm
4°
Lake Macquarie, NSW
Calm
6°
Windiest in Australia
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27 kn ESE
 21°
Most Windless in Australia
Coolangatta, QLD
Calm
14°
Hottest in Australia
Cocos Island, WA
3 kn SE
 26°
Coldest in Australia
Liawenee, TAS
3 kn WSW
 -4°
Wettest in Australia
Mount Moornapa, VIC
 34.2 mm
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