Forecast issued at 4:30 pm CST on Wednesday 23 April 2014.
A high pressure ridge lies over South Australia. A weakening cold front will move over southern parts of the State Thursday morning. A new high will quickly follow, moving eastwards over the State and then over the Tasman Sea by Friday night. A second cold front is expected to move across South Australia Saturday morning followed by another, stronger high pressure system.
Forecast for the rest of Wednesday
Isolated showers extending over southern coasts and the far south of Eyre Peninsula this evening. Generally cool overnight with mainly light to moderate southerly winds tending moderate to fresh west to northwesterly about southern coastal areas.
Thursday 24 April
Isolated morning showers over the southern agricultural area, scattered over the Lower South East coast before sunrise, with possible isolated showers over remaining agricultural areas persisting through to the late afternoon. Early morning fog, mostly over Eyre Peninsula and the West Coast district. Cool to mild, grading to warm in the far north. Moderate to fresh west to northwesterly winds about southern coasts turning southerly and easing during the morning. Mainly light winds inland.
Friday 25 April
Possible morning fog, mostly over agricultural areas. Early morning frost patches in the southeast. Cloud increasing from the west during the day. Isolated showers developing over the West Coast district, Lower Eyre Peninsula and Kangaroo Island during the afternoon, possibly extending to Eastern Eyre Peninsula, Yorke Peninsula and Fleurieu Peninsula in the evening. Mild to warm with light to moderate north to northwesterly winds.
Saturday 26 April
Cloudy at first with possible isolated showers over much of the State, moving eastwards during the day and clearing to the east by late evening. Mild to warm. Light north to northwesterly winds turning light to moderate south to southeasterly during the day.
Sunday 27 April
Fine. Early morning frost patches on and east of the Mount Lofty Ranges. High cloud increasing over the west of the State during the afternoon. Mild to warm. Light to moderate northeast to northwesterly winds. Cumulative rainfall totals from Wednesday afternoon to midnight Sunday are expected to be less than 3 mm with isolated falls of 3 to 10 mm possible about southern coasts, and over the West Coast and Lower Eyre Peninsula districts.
Monday until Wednesday
Cloud increasing from the west on Monday with a band of showers moving across the State and clearing to the northeast by Wednesday night. Isolated showers persisting over agricultural areas through to the end of the period. Mild to warm with moderate northerly winds shifting cooler, moderate to fresh southwesterly on Monday and Tuesday.cc
The next routine forecast will be issued at 5:30 am CST Thursday.