South Australia Forecast

View the current warnings for South Australia

Forecast issued at 4:50 pm CST on Wednesday 22 May 2019.

Weather Situation

Two high pressure centres on either side of Australia are joined by a ridge of high pressure that stretches over South Australia. A trough of low pressure will move across the west of the State overnight Thursday then over central and eastern parts of the agricultural area during Friday. Several fronts are then expected to move over the south of the State over the weekend and early next week.

Forecast for the rest of Wednesday

A slight chance of showers and possible thunderstorms in the vicinity of the Flinders district and the far south of the North East Pastoral district during the afternoon and early evening. Evening fog patches about the South East, Kangaroo Island and Lower Eyre Peninsula districts. Mainly light winds.

Thursday 23 May

Areas of morning fog over the agricultural area then a fine day. Cloud increasing in the south during the day. Cold at first about the South East with possible early frost about the Lower South East. Mild day in the south grading to warm in the north and west. Light winds, tending moderate to fresh north to northwesterly in the west and west to northwesterly in the south.

Friday 24 May

Early fog patches about the West Coast district. A slight chance of showers over the agricultural area, increasing to a medium chance of showers south of about Adelaide and a high to very high chance about the South East districts and Kangaroo Island. Mild in the south grading to warm in the north. Moderate north to northwesterly winds, freshening in the afternoon, turning light to moderate southerly in the west and westerly in the far south.

Saturday 25 May

Early fog patches about the northern agricultural area and far south of the North West Pastoral district. A slight chance of showers over the agricultural area, West Coast district and far south of the pastoral districts, grading to a high to very high chance about the southern agricultural area. Cool in the south, grading to warm in the northeast. Light to moderate northwesterly winds in the northeast, turning southwesterly in the west and moderate to fresh northwest to southwesterly over the southern agricultural area.

Sunday 26 May

A slight to medium chance of showers over the northern agricultural area and West Coast district, grading to a high to very high chance of showers over the southern agricultural area. Possible thunderstorms and small hail over the Lower South East in the evening. Cool to cold in the far south grading to cool to mild in the far north. Moderate southwest to southerly winds, fresh at times in the south. Cumulative rainfall totals until midnight Thursday are expected to be less than 1 mm. However, rainfall totals for the period Friday to midnight Sunday are expected to be less then 2 mm over the far south of the pastoral districts, 1 to 5 mm over the northern agricultural area and the West Coast district, 5 to 10 mm over the southern agricultural area, and 10 to 20 mm about the Lower South East district and the Mount Lofty Ranges.

Monday until Wednesday

A slight chance of showers over the far south of the pastoral districts, grading to a high to very high chance over the southern agricultural area. Possible small hail south of about Adelaide on Tuesday extending northwards over the Murraylands and Riverland on Wednesday. Possible thunderstorms about southern coastal districts on Tuesday and Wednesday. Generally cool to cold throughout with fresh westerly winds in the south, but generally light in the north, turning southwesterly throughout.

The next routine forecast will be issued at 5:30 am CST Thursday.

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