Forecast issued at 5:30 am CDT on Wednesday 1 April 2015.
A high in the Tasman Sea extends a weak ridge over South Australia. A trough will move over western and southern parts of the State on today. A new high pressure system will move into a position south of the Bight early on Thursday then will move slowly east to be near Tasmania on Friday.
Forecast for the rest of Wednesday
The chance of showers developing southwest of Ernabella to Renmark, more likely about the agricultural area and the far west. Areas of rain developing south of about Port Neil to Nuriootpa to Lameroo. Generally warm to hot with light to moderate northeast to northwesterly winds ahead of a milder southerly change developing from the west. Winds becoming southeasterly during the evening.
Thursday 2 April
The slight chance of morning showers south of a line from Cleve to Lameroo. Medium chance of showers with possible thunderstorms throughout the day to the north of the line apart from the far northeast. Mild to warm in the south grading to hot in the north. Light to moderate east to southeasterly winds, fresh about the coasts.
Friday 3 April
The chance of showers north of Cleve to Lameroo apart from the far northeast. Medium chance of showers with possible thunderstorms over the Flinders and the Pastoral districts east of Tarcoola south of Marree. Mild to warm in the south grading to warm to hot in the north with light to moderate east to southeasterly winds.
Saturday 4 April
Slight chance of showers northeast of Tarcoola to Renmark with possible thunderstorms east of Moomba to Woomera to Yunta. Also the slight chance of showers developing about the southern and far western coasts. Mild to warm in the south grading to hot in the north. Light to moderate southeast to southwesterly winds. Cumulative rainfall totals until midnight Saturday is expected to be less than 2 mm over the Northeast Pastoral and northern agricultural area, 2 to 5 mm elsewhere with possible isolated falls of 5 to 10 mm.
Sunday until Tuesday
The slight chance of showers about the coastal areas on Sunday, extending to the agricultural area on Monday and Tuesday.
The next routine forecast will be issued at 4:30 pm CDT Wednesday.