South Australia Forecast

No warnings for South Australia

Forecast issued at 5:30 am CDT on Wednesday 21 October 2020.

Weather Situation

A broad low pressure trough over the far west will develop into a low pressure system in northwest of the State on Thursday, then move across the north during Friday. A high pressure system will move across waters to the south of the State over the weekend.

Forecast for the rest of Wednesday

Slight (20%) chance of a shower and a possible thunderstorm north of Leigh Creek this morning. A mild to warm day in the south, grading to hot in the north. Mainly moderate southeast to northeasterly winds, tending southeast to southwesterly in the west and south.

Thursday 22 October

A slight chance of showers extending across the agricultural area, increasing to a medium chance over the southern agricultural area and West Coast. A slight chance of showers and thunderstorms with gusty winds and little to no rainfall across the North West Pastoral and parts of the North East Pastoral districts. Mild to warm in the south grading to hot to very hot in the north. Mainly moderate southeast to northeasterly winds becoming northwest to southwesterly in the northwest. Winds fresh at times in the west.

Friday 23 October

A chance of showers over most parts of the State, apart from the northwest of the North West Pastoral, more likely southeast of about Ceduna to Moomba. Possible thunderstorms with gusty winds northeast of about Oodnadatta to Ceduna to Renmark, more likely across the North East Pastoral and Flinders districts. Mild to warm in the south grading to warm to hot in the north. Moderate to fresh southeast to northeasterly winds, tending northeast to northwesterly in the north and west to southwesterly in the west, strong at times near the coast.

Saturday 24 October

A slight to medium chance of showers over the agricultural areas and southern pastoral districts. Cool in the south grading to mild in the north. Fresh to strong southeast to southwesterly winds. Cumulative rainfall totals until midnight Saturday are expected to be 5 to 15 mm over most areas, apart from the north of the North West Pastoral district where less than 5 mm is expected. Local falls of 15 to 30 mm are possible, most likely about the northern agricultural area and southern Pastoral districts, mostly occurring on Friday.

Sunday until Tuesday

A slight chance of showers about coastal parts of the southern agricultural area. Cool in the south grading to mild in the north with moderate to fresh southeasterly winds, becoming warmer on Tuesday with winds turning east to northeasterly.

The next routine forecast will be issued at 4:30 pm CDT Wednesday.

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