South Australia

Synoptic Situation: A weakening trough is moving over western parts of the State this morning, reaching northeastern parts this evening. A low pressure system and associated front well south of the Bight is expected to weaken and move northeastwards to be near Kangaroo Island Saturday morning, then clearing late Saturday. A ridge of high pressure will extend over the west of the State on Sunday and then remain over SA for a few days.

Adelaide Metropolitan Waters

Friday 10 July

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.

Friday 10 July

Winds: North to northeasterly 10 to 15 knots turning northwesterly in the early afternoon then tending northerly in the late evening. Winds reaching 15 to 20 knots south of Brighton in the late afternoon.
Seas: Around 1 metre.
Swell 1: West to southwesterly below 1 metre.
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm this evening.

Saturday 11 July

Winds: Northeast to northwesterly 10 to 15 knots decreasing to about 10 knots in the afternoon then becoming southeasterly below 10 knots in the late evening.
Seas: Around 1 metre, decreasing below 0.5 metres by early evening.
Swell 1: West to southwesterly below 1 metre.
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm north of Brighton in the morning.

Sunday 12 July

Winds: Variable below 10 knots.
Seas: Below 0.5 metres.
Swell 1: West to southwesterly below 0.5 metres.
Weather: Partly cloudy.

Monday 13 July

Winds: Southeast to southwesterly below 10 knots.
Seas: Below 0.5 metres.
Swell 1: West to southwesterly below 0.5 metres.
Weather: Mostly sunny.