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BoM St Marys Marine Weather Forecast

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Forecast for Tuesday, 26 May
Weather: Cloudy. 95% chance of rain. The chance of a thunderstorm.
Winds: East to northeasterly 10 to 15 knots, reaching up to 30 knots offshore in the evening. Winds tending north to northeasterly in the evening.
Seas: 1 to 1.5 metres, increasing to 2 to 3 metres by early evening.
Swell: Easterly 1.5 to 2.5 metres.
Forecast for Wednesday, 27 May
Weather: Mostly sunny. 50% chance of showers. The chance of a thunderstorm offshore in the early morning.
Winds: North to northwesterly 10 to 15 knots, reaching up to 20 knots offshore north of Moruya Heads early in the morning. Winds becoming variable about 10 knots in the middle of the day.
Seas: 1 to 2 metres, decreasing to 1 metre during the morning.
Swell: East to northeasterly 2 to 3 metres. Southerly around 1 metre.
Forecast for Thursday, 28 May
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the late afternoon and evening.
Winds: South to southeasterly about 10 knots increasing to 15 to 20 knots in the early morning.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: Easterly 1.5 to 2 metres, decreasing to 1.5 metres around midday. Southerly around 1 metre.
Forecast for Friday, 29 May
Weather: Cloudy. 90% chance of rain. The chance of a thunderstorm in the afternoon and evening.
Winds: Southerly 15 to 25 knots increasing to 20 to 30 knots during the evening.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres during the morning.
Swell: Easterly 1.5 metres inshore, increasing to 1.5 to 2 metres offshore north of Moruya Heads. Southerly around 1 metre.

Forecast for Tuesday, 26 May
Weather: Partly cloudy. 60% chance of showers.
Winds: Northeasterly 10 to 15 knots.
Seas: Below 1 metre.
Swell: Easterly 2.5 to 3 metres.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 95% chance of showers. The chance of a thunderstorm in the late afternoon and evening.
Winds: East to northeasterly 10 to 15 knots tending north to northeasterly in the evening.
Seas: Below 1 metre.
Swell: Easterly 2 to 3 metres.
Forecast for Thursday, 28 May
Weather: Cloudy. Near 100% chance of rain. The chance of a thunderstorm.
Winds: Northerly 15 to 20 knots turning northwesterly in the late evening.
Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore during the afternoon.
Swell: Easterly 2 to 2.5 metres.
Forecast for Friday, 29 May
Weather: Partly cloudy. 80% chance of showers. The chance of a thunderstorm in the afternoon and evening.
Winds: Northwesterly 15 to 20 knots turning westerly 15 to 25 knots during the afternoon.
Seas: Around 1 metre, increasing to 1.5 to 2 metres offshore.
Swell: Easterly 1.5 to 2.5 metres.

Forecast for Tuesday, 26 May
Weather: Partly cloudy. 70% chance of showers.
Winds: Northeasterly 10 to 15 knots.
Seas: Around 1 metre.
Swell: Easterly 2.5 metres.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 95% chance of rain. The chance of a thunderstorm in the late afternoon and evening.
Winds: Northeasterly 10 to 15 knots decreasing to about 10 knots in the early morning.
Seas: Around 1 metre.
Swell: Easterly 2 to 2.5 metres.
Forecast for Thursday, 28 May
Weather: Cloudy. Near 100% chance of rain. The chance of a thunderstorm.
Winds: North to northeasterly about 10 knots increasing to 15 to 20 knots in the middle of the day.
Seas: Below 1 metre, increasing to 1 to 1.5 metres offshore by early evening.
Swell: Easterly 2 metres.
Forecast for Friday, 29 May
Weather: Cloudy. 90% chance of rain. The chance of a thunderstorm in the morning.
Winds: North to northwesterly 15 to 20 knots turning west to southwesterly 10 to 15 knots during the afternoon.
Seas: Around 1 metre.
Swell: Easterly 2 metres.

Forecast for Tuesday, 26 May
Weather: Cloudy. Near 100% chance of rain. The chance of a thunderstorm.
Winds: Northeasterly 15 to 25 knots increasing to 20 to 30 knots in the evening. Winds reaching up to 35 knots offshore in the late evening.
Seas: Around 1 metre, increasing to 1 to 1.5 metres by early evening, then increasing to 2 to 3 metres later in the evening.
Swell: Easterly 2 to 2.5 metres, tending northeasterly 2.5 metres later in the evening. Southerly around 1 metre.
Forecast for Wednesday, 27 May
Weather: The chance of a thunderstorm offshore in the early morning. Mostly sunny day.
Winds: Northeasterly 15 to 20 knots turning north to northwesterly before dawn then becoming variable about 10 knots in the middle of the day. Winds reaching up to 35 knots offshore south of Merimbula early in the morning.
Seas: 2 to 3 metres, decreasing below 1 metre during the morning.
Swell: Northeasterly 2 to 3 metres, tending easterly 2 to 2.5 metres by early evening. Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Green Cape.
Forecast for Thursday, 28 May
Weather: Cloudy. 90% chance of showers. The chance of a thunderstorm offshore north of Merimbula in the late afternoon and evening.
Winds: Variable about 10 knots becoming southerly 15 to 20 knots in the early morning.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: Easterly 1.5 to 2 metres. Southerly around 1 metre.
Forecast for Friday, 29 May
Weather: Cloudy. 80% chance of showers.
Winds: South to southwesterly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore during the afternoon.
Swell: Easterly 1.5 to 2 metres.

Forecast for Tuesday, 26 May
Weather: Cloudy. 95% chance of rain. The chance of a thunderstorm.
Winds: Northeasterly 15 to 20 knots turning northerly in the evening.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore north of Norah Head.
Swell: Easterly 1 to 2 metres.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 95% chance of showers. The chance of a thunderstorm.
Winds: Northwest to northeasterly 10 to 15 knots, reaching up to 20 knots offshore north of Norah Head early in the morning. Winds becoming variable about 10 knots in the middle of the day.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell: Easterly 1.5 to 2.5 metres.
Forecast for Thursday, 28 May
Weather: Cloudy. Near 100% chance of rain. The chance of a thunderstorm.
Winds: East to northeasterly about 10 knots increasing to 10 to 15 knots in the early afternoon.
Seas: Below 1 metre.
Swell: Easterly 1.5 to 2 metres. Southerly around 1 metre.
Forecast for Friday, 29 May
Weather: Cloudy. 95% chance of rain. The chance of a thunderstorm in the morning.
Winds: East to southeasterly 10 to 15 knots turning south to southwesterly 15 to 20 knots during the day.
Seas: Around 1 metre, increasing to 1 to 1.5 metres south of Port Stephens.
Swell: Southerly around 1 metre, increasing to 1 to 2 metres during the afternoon. Easterly 1 to 2 metres.

Forecast for Tuesday, 26 May
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm.
Winds: Variable about 10 knots, reaching up to 20 knots offshore in the late afternoon.
Seas: Below 0.5 metres, increasing to 1 to 1.5 metres offshore.
Swell: Easterly 2 to 2.5 metres.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 80% chance of showers. The chance of a thunderstorm.
Winds: North to northwesterly 10 to 15 knots, reaching up to 20 knots offshore south of Point Perpendicular early in the morning. Winds becoming variable about 10 knots in the early morning.
Seas: Below 0.5 metres, increasing to below 1 metre offshore.
Swell: Easterly 2 to 2.5 metres.
Forecast for Thursday, 28 May
Weather: Cloudy. 95% chance of rain. The chance of a thunderstorm in the late afternoon and evening.
Winds: Variable below 10 knots becoming south to southeasterly 10 to 15 knots before dawn.
Seas: Below 1 metre.
Swell: Easterly 1.5 to 2 metres, decreasing to 1.5 metres around midday. Southerly around 1 metre.
Forecast for Friday, 29 May
Weather: Cloudy. 95% chance of rain. The chance of a thunderstorm in the morning and afternoon.
Winds: South to southeasterly 15 to 20 knots tending south to southwesterly 20 to 25 knots during the day.
Seas: Around 1 metre, increasing to 1 to 2 metres during the morning.
Swell: Easterly 1.5 to 2 metres, decreasing to 1.5 metres during the evening. Southerly around 1 metre.

Forecast for Tuesday, 26 May
Weather: Cloudy. 80% chance of rain. The chance of a thunderstorm south of Port Macquarie.
Winds: Northeasterly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: Easterly 2 to 2.5 metres.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 95% chance of showers. The chance of a thunderstorm.
Winds: North to northeasterly 10 to 15 knots, reaching up to 20 knots offshore south of Crowdy Head early in the morning. Winds decreasing to about 10 knots in the middle of the day.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell: Easterly 2 to 2.5 metres.
Forecast for Thursday, 28 May
Weather: Cloudy. Near 100% chance of rain. The chance of a thunderstorm.
Winds: Northeasterly about 10 knots increasing to 15 to 20 knots in the early afternoon.
Seas: Around 1 metre.
Swell: Easterly 2 metres.
Forecast for Friday, 29 May
Weather: Cloudy. 95% chance of rain. The chance of a thunderstorm in the morning.
Winds: North to northeasterly 10 to 15 knots shifting west to southwesterly 15 to 20 knots during the morning.
Seas: Around 1 metre.
Swell: Easterly 1.5 to 2 metres. Southerly below 1 metre, increasing to 1 to 1.5 metres south of Port Macquarie.

Forecast for Tuesday, 26 May
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm.
Winds: Northwest to northeasterly about 10 knots, reaching up to 20 knots offshore during the afternoon and evening.
Seas: Below 0.5 metres, increasing to 1 to 1.5 metres offshore.
Swell: Easterly 1 to 2 metres.
Forecast for Wednesday, 27 May
Weather: Partly cloudy. 95% chance of showers. The chance of a thunderstorm.
Winds: Northerly 10 to 15 knots becoming variable about 10 knots in the early morning.
Seas: Below 0.5 metres, increasing to below 1 metre offshore.
Swell: Easterly 1.5 to 2.5 metres. Southerly around 1 metre.
Forecast for Thursday, 28 May
Weather: Cloudy. 95% chance of rain. The chance of a thunderstorm.
Winds: East to southeasterly about 10 knots increasing to 10 to 15 knots in the early morning.
Seas: Below 1 metre.
Swell: Easterly 1.5 to 2 metres, decreasing to 1.5 metres by early evening. Southerly around 1 metre.
Forecast for Friday, 29 May
Weather: Cloudy. Near 100% chance of rain. The chance of a thunderstorm in the morning.
Winds: Southeasterly 15 to 20 knots turning south to southwesterly 15 to 25 knots during the day.
Seas: Around 1 metre, increasing to 1 to 2 metres during the morning.
Swell: Easterly 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning. Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Penrith
▲ N
Calm E
· 18 °C
Warnings
No warnings within 100 km.
State Wide
Flood Marine Surf
View all NSW warnings
Temperature
St Marys
18 °C 21 °C 2pm 15 °C 2am
↓ Cooling
Now: 18 °C
Tides
Ku-Ring-Gai Y.C.
5:15pm 1.52m 11:29pm 0.52m
↓ Falling
Current: 1.33m
Weather Now for St Marys
Showers.
18 °C
Feels like 21 °C
Wind
Calm E
Humidity
94%
Pressure
1018 hPa
At Penrith
Nearby Wind
50 km radius
N S W E Parramatta 3 kn Camden 2 kn Holsworthy Defence 3 kn Sydney Harbour Katoomba
St Marys
Calm E
Recent Locations
St Marys
Calm E
 18°
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6 kn SSE
 5°
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4 kn ESE
 14°
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3 kn SW
 17°
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7 kn WSW
 16°
North Plantations
9 kn WSW
 23°
Billa Kalina -
Sun
6:48am rise 4:59pm set
10 h 10 m of daylight
Now: 7:03pm
-69 seconds than yesterday
Moon
1:51pm rise 1:50am set
79% illuminated
Waxing Gibbous
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 18°
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