Weather Situation

A low pressure system is centred over the Tasman Sea and a weak ridge of high pressure extends across Bass Strait. A trough of low pressure will approach western Victorian coastal waters tonight then will move eastwards across Bass Strait during Monday. Another weak ridge of high pressure will cross Bass Strait on Tuesday as a low pressure system forms over the Bight. The low will move eastwards from SA to NSW on Wednesday, reaching the Tasman Sea later Thursday as the next ridge of high pressure extends from the Bight to Tasmania.



Forecast for Sunday until midnight

Winds

Variable below 10 knots becoming northwest to northeasterly 10 to 15 knots tonight.

Seas

Below 1 metre.




Monday 20 May

Winds

Northerly 15 to 20 knots turning westerly during the afternoon.

Seas

1 to 1.5 metres, decreasing below 1 metre during the afternoon.

Weather

The chance of thunderstorms in the early afternoon, mainly in the south.




Tuesday 21 May

Winds

Westerly 15 to 20 knots easing to 10 to 15 knots during the afternoon then tending southeast to southerly at 5 to 10 knots by early evening.

Seas

Up to 1 metre.




Wednesday 22 May

Winds

Northeasterly 5 to 10 knots tending easterly 10 knots during the morning then tending east to southeasterly 10 to 15 knots during the evening.

Seas

Up to 1 metre.




Thursday 23 May

Winds

East to southeasterly 10 to 15 knots tending southeasterly and easing to 10 knots during the afternoon.

Seas

Up to 1 metre.



Please be awareWind gusts can be 40 percent stronger than the averages given here, and maximum waves may be up to twice the height.Last Updated: 19/05/2013 12:45