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BoM Johnstons Bay Marine Weather Forecast

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Other NSW Coastal Waters Forecasts

Forecast for Tuesday, 9 June
Weather: Partly cloudy. The chance of a thunderstorm offshore.
Winds: Northerly 10 to 15 knots, reaching up to 20 knots offshore.
Seas: 1.5 metres, increasing to 1.5 to 2 metres offshore south of Moruya Heads.
Swell: Southerly below 1 metre.
Forecast for Wednesday, 10 June
Weather: Partly cloudy.
Winds: Northerly 15 to 20 knots turning northwesterly 10 to 15 knots in the late evening.
Seas: 1 to 1.5 metres.
Swell: North to northeasterly below 1 metre.
Forecast for Thursday, 11 June
Weather: Mostly sunny.
Winds: West to northwesterly 10 to 15 knots turning south to southwesterly during the morning then becoming variable below 10 knots in the late afternoon.
Seas: Around 1 metre.
Swell: Southerly below 1 metre.
Forecast for Friday, 12 June
Weather: Mostly sunny.
Winds: Variable below 10 knots becoming north to northeasterly 10 to 15 knots during the afternoon.
Seas: Below 1 metre.
Swell: Southerly below 1 metre.

Forecast for Tuesday, 9 June
Weather: Partly cloudy. 50% chance of showers.
Winds: Northeasterly 10 to 15 knots.
Seas: Around 1 metre.
Swell: Southerly below 1 metre.
Forecast for Wednesday, 10 June
Weather: Partly cloudy. 60% chance of showers.
Winds: Northeasterly 10 to 15 knots, reaching up to 20 knots offshore north of Yamba early in the morning.
Seas: Around 1 metre.
Swell: East to northeasterly around 1 metre.
Forecast for Thursday, 11 June
Weather: Partly cloudy. 60% chance of showers.
Winds: Northeasterly 10 to 15 knots turning easterly below 10 knots during the morning and early afternoon.
Seas: Below 1 metre.
Swell: Southerly around 1 metre. Northeasterly around 1 metre.
Forecast for Friday, 12 June
Weather: Partly cloudy. 70% chance of showers.
Winds: East to southeasterly about 10 knots increasing to 10 to 15 knots during the morning.
Seas: Below 1 metre.
Swell: South to southeasterly around 1 metre. East to northeasterly around 1 metre.

Forecast for Tuesday, 9 June
Weather: Partly cloudy.
Winds: North to northeasterly 10 to 15 knots.
Seas: Below 1 metre.
Swell: Southerly below 1 metre.
Forecast for Wednesday, 10 June
Weather: Partly cloudy. 70% chance of showers.
Winds: North to northeasterly 10 to 15 knots, reaching up to 20 knots inshore in the afternoon.
Seas: Around 1 metre.
Swell: Southerly below 1 metre.
Forecast for Thursday, 11 June
Weather: Partly cloudy. 70% chance of showers.
Winds: Northerly 10 to 15 knots becoming variable below 10 knots in the middle of the day.
Seas: Below 1 metre.
Swell: Northeasterly below 1 metre.
Forecast for Friday, 12 June
Weather: Partly cloudy. 70% chance of showers.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Northeasterly below 1 metre.

Forecast for Tuesday, 9 June
Weather: Partly cloudy.
Winds: Northerly 15 to 20 knots, reaching up to 25 knots offshore.
Seas: 1 to 1.5 metres, increasing to 2 metres offshore.
Swell: Southerly around 1 metre.
Forecast for Wednesday, 10 June
Weather: Partly cloudy.
Winds: Northerly 15 to 20 knots, reaching up to 25 knots offshore during the morning and early afternoon. Winds turning northwesterly 10 to 15 knots in the late evening.
Seas: 1 to 2 metres.
Swell: Southerly below 1 metre.
Forecast for Thursday, 11 June
Weather: Partly cloudy. 50% chance of showers.
Winds: Northwest to southwesterly 10 to 15 knots tending southeast to southwesterly in the early morning then becoming variable about 10 knots in the evening.
Seas: Around 1 metre.
Swell: Northeasterly around 1 metre.
Forecast for Friday, 12 June
Weather: Mostly sunny.
Winds: Variable about 10 knots becoming northerly 10 to 15 knots during the afternoon.
Seas: Below 1 metre.
Swell: Southerly below 1 metre.

Forecast for Tuesday, 9 June
Weather: Partly cloudy. The chance of a thunderstorm offshore south of Port Stephens.
Winds: Northerly 10 to 15 knots, reaching up to 20 knots offshore.
Seas: Around 1 metre.
Swell: Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore north of Port Stephens.
Forecast for Wednesday, 10 June
Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm offshore in the evening.
Winds: Northerly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: Southerly around 1 metre.
Forecast for Thursday, 11 June
Weather: Cloudy. 80% chance of showers. The chance of a thunderstorm in the early morning.
Winds: North to northwesterly 10 to 15 knots tending west to northwesterly before dawn then becoming variable about 10 knots in the early morning.
Seas: Around 1 metre, decreasing below 0.5 metres around midday.
Swell: Southerly around 1 metre.
Forecast for Friday, 12 June
Weather: Partly cloudy. 60% chance of showers.
Winds: Variable below 10 knots becoming north to northeasterly 10 to 15 knots during the evening.
Seas: Below 0.5 metres.
Swell: Southerly below 1 metre.

Forecast for Tuesday, 9 June
Weather: Partly cloudy. The chance of a thunderstorm offshore.
Winds: Northerly 10 to 15 knots, reaching up to 20 knots offshore.
Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore south of Port Kembla.
Swell: Southerly below 1 metre.
Forecast for Wednesday, 10 June
Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm offshore in the evening.
Winds: Northerly 15 to 20 knots, reaching up to 25 knots offshore south of Port Kembla early in the morning. Winds tending northwesterly 10 to 15 knots in the late evening.
Seas: 1 to 1.5 metres, decreasing to 1 metre by early evening.
Swell: Southerly below 1 metre.
Forecast for Thursday, 11 June
Weather: Partly cloudy.
Winds: Northwesterly 10 to 15 knots tending westerly in the early morning then becoming variable about 10 knots in the morning.
Seas: Below 1 metre.
Swell: Southerly below 1 metre.
Forecast for Friday, 12 June
Weather: Mostly sunny.
Winds: Variable about 10 knots becoming northerly 10 to 15 knots during the evening.
Seas: Below 1 metre.
Swell: Southerly below 1 metre.

Forecast for Tuesday, 9 June
Weather: Partly cloudy.
Winds: North to northeasterly 10 to 15 knots, reaching up to 20 knots offshore south of Crowdy Head.
Seas: Around 1 metre.
Swell: Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Crowdy Head.
Forecast for Wednesday, 10 June
Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm offshore south of Crowdy Head at night.
Winds: Northerly 15 to 20 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: Southerly around 1 metre.
Forecast for Thursday, 11 June
Weather: Partly cloudy. 80% chance of showers. The chance of a thunderstorm south of Port Macquarie in the early morning.
Winds: Northerly 15 to 20 knots decreasing to about 10 knots in the morning.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell: Southerly around 1 metre.
Forecast for Friday, 12 June
Weather: Partly cloudy. 60% chance of showers.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Southerly below 1 metre.

Forecast for Tuesday, 9 June
Weather: Partly cloudy. The chance of a thunderstorm offshore.
Winds: Northerly 10 to 15 knots, reaching up to 20 knots offshore.
Seas: Around 1 metre.
Swell: Southerly around 1 metre.
Forecast for Wednesday, 10 June
Weather: Partly cloudy. 60% chance of showers. The chance of a thunderstorm offshore in the evening.
Winds: Northerly 15 to 20 knots turning northwesterly 10 to 15 knots in the late evening.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the afternoon.
Swell: Southerly around 1 metre.
Forecast for Thursday, 11 June
Weather: Cloudy. 60% chance of showers. The chance of a thunderstorm offshore in the early morning.
Winds: Northwesterly 10 to 15 knots becoming variable below 10 knots in the early morning.
Seas: Below 1 metre.
Swell: Southerly around 1 metre.
Forecast for Friday, 12 June
Weather: Partly cloudy.
Winds: Variable about 10 knots.
Seas: Below 0.5 metres.
Swell: Southerly below 1 metre.
Sydney Harbour
▲ N
13 kn NNE
· 18 °C
Warnings
No warnings within 100 km.
State Wide
View all NSW warnings
Temperature
Johnstons Bay
18 °C 21 °C 3pm 10 °C 7am
↓ Cooling
Now: 18 °C
Tides
Johnstons Bay
9:04pm 0.79m 3:09am 1.52m
↑ Rising
Current: 0.88m
Weather Now for Johnstons Bay
Mostly clear.
18 °C
Wind
13 kn NNE
Humidity
80%
Pressure
1029 hPa
At Sydney Harbour
Nearby Wind
50 km radius
N S W E Calm Bankstown Calm Horsley Park Calm Holsworthy Calm Richmond
Johnstons Bay
13 kn NNE
Recent Locations
Johnstons Bay
13 kn NNE
 18°
Miamley -
Bilambil
11 kn ENE
 20°
Dayboro
Calm
16°
Draper
5 kn SSW
 16°
River Ranch
5 kn SSE
 19°
High Range Aws (Wanganderry)
10 kn NNE
 9°
Sun
6:56am rise 4:53pm set
9 h 57 m of daylight
Now: 10:29pm
35 seconds less than yesterday
Moon
12:09am rise 12:33pm set
37% illuminated
Last Quarter
Live Weather
Nearby
Sydney Harbour, NSW
13 kn NNE
 18°
Sydney - Observatory Hill, NSW
5 kn NNE
 17°
Fort Denison, NSW
5 kn NNE
Canterbury, NSW
Calm
12°
Sydney Airport, NSW
10 kn N
 18°
North Head, NSW
7 kn N
Sydney Olympic Park, NSW
3 kn NW
 13°
Little Bay, NSW
6 kn N
Windiest in Australia
Mount Read, TAS
33 kn N
 6°
Most Windless in Australia
Perth (Coastal), WA
Calm
11°
Hottest in Australia
Cocos Island, WA
8 kn ESE
 27°
Coldest in Australia
Cooma Airport, NSW
Calm
2°
Wettest in Australia
Yeppoon, QLD
 28.6 mm
More locations...
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