Forecast issued at 4:45 am EST on Friday 19 December 2014.
A high pressure system in the Great Australian Bight should move across southeast Australia during Saturday and into the Tasman Sea on Sunday. A fresh southeast change will move through southern waters late this afternoon or evening. A firm ridge will develop over southeast waters during the weekend in the wake of the trough.
Forecast for Friday until midnight
- Northwesterly 10 to 15 knots, reaching up to 20 knots offshore south of Agnes Water in the morning. Winds becoming variable about 10 knots in the middle of the day.
- Around 1 metre, decreasing below 0.5 metres around midday.
- East to southeasterly around 1 metre offshore.
- Partly cloudy. 60% chance of showers south of Cape Capricorn, 30% chance elsewhere. The chance of a thunderstorm during this afternoon and evening.
Saturday 20 December
- Variable about 10 knots becoming southeasterly 15 to 20 knots early in the morning then tending easterly in the late evening.
- Around 1 metre, increasing to 1 to 2 metres during the morning.
- East to southeasterly below 1 metre.
- Partly cloudy. The chance of a thunderstorm inshore.
Sunday 21 December
- Easterly 15 to 20 knots decreasing to 10 to 15 knots during the morning.
- Below 1 metre, increasing to around 1 metre during the afternoon.
- East to southeasterly around 1 metre offshore, increasing to 1 to 1.5 metres during the afternoon.
- Partly cloudy. 20% chance of a shower.
Please be awareWind gusts can be 40 percent stronger than the averages given here, and maximum waves may be up to twice the height. Wind warnings are issued for today and tomorrow and describe the highest category of wind warning for that day.
Nearby Coastal Waters
- This forecast is also available via scheduled broadcasts on marine radio.
- Latest Coastal Observations
- Tide Predictions
The next routine forecast will be issued at 3:50 pm EST Friday.