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South Australia Forecast

View the current warnings for South Australia

Forecast issued at 4:00 pm CDT on Tuesday 21 October 2025.

Weather Situation

A trough in the northeast will linger throughout today before moving out of the state on Wednesday. A low pressure system south of Ceduna will move over waters to the south today and early Wednesday while an associated cold front will move over land clearing the state on Wednesday. In the wake of this system, a high pressure system will move into the Bight on Thursday and continue east to be in Bass Strait on Friday, as another low pressure system and cold front move into the west later and over the state on Saturday.

Forecast for the rest of Tuesday

Showers, tending to rain at times. Thunderstorms possible over most of the state, excluding the far northeast. Thunderstorms more likely and possibly severe, about western and central districts, with possible damaging wind gusts, hail and or heavy rain at times. North to northwesterly ahead of a fresh and gusty west to southwesterly change extending across the west and reaching central districts in the evening.

Wednesday 22 October

Showers, apart from in the west, contracting east mostly clearing by the afternoon and early evening. Thunderstorms possible most likely on and east of the ranges, clearing late morning and early afternoon, possibly with damaging wind gusts about the south east, in the morning. Maximum temperatures above average in the far north east grading to below average elsewhere. Strong and gusty west to southwesterly winds about the coasts and the south east, possibly with damaging wind gusts. South to southwesterly winds extending throughout during the day. Winds easing from the west later and tending south to southeasterly.

Thursday 23 October

Isolated showers and storms in the far north west with isolated light showers possible about windward coasts and ranges. Maximum temperatures above average in the west, below average elsewhere. South to southeasterly winds, becoming light with afternoon sea breezes.

Friday 24 October

Showers and storms extending across the west, reaching central districts later. Maximum temperatures above average in the west and north and near to below average elsewhere. Southeast to northeasterly winds, tending fresh and gusty north to northwesterly in the west.

Saturday 25 October

Showers and thunderstorms extending statewide. Maximum temperatures near to above average. A fresh and gusty north to northwesterly winds ahead of a fresh and gusty west to southwesterly change in the west reaching central districts in the evening. Cumulative rainfall totals to the end of Saturday: generally less than 2 mm across the far northeast, broad areas of 5 to 15 mm elsewhere with 15 to 30 mm possible about parts of the North West Pastoral and West Coast districts. Isolated falls of 30 to 50 mm with thunderstorms, especially about Eyre Peninsula and central and southeastern districts.

Sunday until Tuesday

Showers contracting to coastal districts whilst thunderstorms clear on Sunday. Light showers about coastal districts on Monday, clearing on Tuesday. Maximum temperatures below average. Fresh and gusty west to southwesterly winds tending southerly later on Sunday and southeasterly on Monday and Tuesday.

The next routine forecast will be issued at 4:00 am CDT Wednesday.

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