Australian Government

Bureau of Meteorology


Coastal Waters Forecast 

Marine (lite) Home

IDN11013

Australian Government Bureau of Meteorology
New South Wales

Local Waters Forecast for Sydney Enclosed Waters

Issued at 4:05 pm EST on Friday 18 July 2025
for the period until midnight EST Tuesday 22 July 2025.

Please be aware
Wind and wave forecasts are averages. Wind gusts can be 40 per cent stronger than the forecast, and stronger still in squalls and thunderstorms. Maximum waves can be twice the forecast height.

Warning Information

For latest warnings go to www.bom.gov.au, subscribe to RSS feeds, call 1300 659 210* or listen for warnings on relevant TV and radio broadcasts.

Weather Situation

A trough continues up the coast today, bringing a southerly wind change in its wake. The winds then tend south to southwesterly along the northern coast and west to southwesterly along the southern coast during the weekend as the trough lingers along the northern coast and a high remains dominant across the land.

Forecast for Friday 18 July until midnight

Winds: Southerly 15 to 20 knots tending southwesterly 10 to 15 knots in the late evening. Seas: Below 0.5 metres. Weather: Partly cloudy.

Forecast for Saturday 19 July

Winds: Southwesterly 10 to 15 knots becoming variable about 10 knots before dawn. Seas: Below 0.5 metres. Weather: Sunny.

Forecast for Sunday 20 July

Winds: West to southwesterly about 10 knots tending southerly 10 to 15 knots in the middle of the day then decreasing to about 10 knots in the late evening. Seas: Below 0.5 metres. Weather: Sunny.

Forecast for Monday 21 July

Winds: South to southwesterly about 10 knots becoming east to southeasterly during the day then becoming northerly during the evening. Seas: Below 0.5 metres. Weather: Partly cloudy. 60% chance of showers.

Forecast for Tuesday 22 July

Winds: North to northwesterly below 10 knots tending north to northeasterly 10 to 15 knots during the day. Seas: Below 0.5 metres. Weather: Partly cloudy.

The next routine forecast will be issued at 4:05 am EST Saturday.

* Calls to 1300 number cost around 27.5c inc. GST, higher from mobiles or public phones. Marine forecasts are also available on VHF and HF radio. View the radio schedule on www.bom.gov.au/marine

Check the latest Coastal Waters Forecast or Local Waters Forecast at http://www.bom.gov.au/nsw/forecasts/map.shtml for information on wind, wave and weather conditions for these coastal zones.