View the current warnings for New South Wales
Forecast issued at 10:13 am EST on Tuesday 21 September 2021.
Weather Situation
A low over the Tasman Sea, in concert with a strong high in the Bight, is directing a vigorous south to southwesterly airstream over Coastal Waters. Winds are expected to ease later on Wednesday as the low moves away to the east and the high becomes dominant. Another, weaker, southerly change is forecast to move across southern parts of the coast on Friday, extending northward through remaining Waters on Saturday.
Forecast for Tuesday until midnight
Gale Warning for Tuesday for Byron Coast
- Winds
- South to southwesterly 20 to 30 knots, reaching up to 35 knots offshore in the evening.
- Seas
- 2 to 3 metres, increasing to 3 to 4 metres offshore south of Yamba by early evening.
- 1st Swell
- Southerly around 1 metre, increasing to 1 to 2 metres during the afternoon, then increasing to 2 to 3 metres later in the evening.
- 2nd Swell
- Northerly around 1 metre offshore south of Cape Byron.
- Weather
- Cloudy. 90% chance of showers. The chance of a gusty thunderstorm. Possible small hail in the late afternoon and evening.
Wednesday 22 September
Gale Warning for Wednesday for Byron Coast
- Winds
- Southerly 20 to 30 knots, reaching up to 35 knots offshore during the morning. Winds decreasing to 15 to 20 knots in the late evening.
- Seas
- 3 to 4 metres, decreasing to 1.5 to 2.5 metres during the afternoon.
- Swell
- Southerly 2 to 3 metres.
- Weather
- Partly cloudy. 70% chance of showers. The chance of a gusty thunderstorm offshore in the morning and afternoon.
Thursday 23 September
- Winds
- South to southwesterly 15 to 20 knots shifting north to northeasterly 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.
- Weather
- Mostly sunny.
Please be awareWind 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.
Nearby Coastal Waters
- See detailed wind and wave forecasts on MetEye
- This forecast is also available via scheduled broadcasts on marine radio.
- Latest Coastal Observations
- Tide Predictions
- Marine Knowledge Centre - explanations and definitions
The next routine forecast will be issued at 4:05 pm EST Tuesday.
Product IDN11005