South Australia 7 Day Rainfall Forecast

See how much rain is forecast across South Australia over the next seven days on an interactive map you can zoom into and tap for a reading.

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South Australian storms often develop along inland troughs and cold fronts, with the Mount Lofty Ranges, Mid North and Riverland frequently in the firing line.

This 7-day rainfall forecast shows the rain expected across South Australia over the next seven days, in millimetres. Tap any point for a reading, or open the national Australia map to see the bigger picture.

Valid 30 Sept 2026, 6:57 pm AEST
Issued 23 Sept 2026, 6:57 pm AEST
7-day accumulated rainfall
Forecast 7-day rainfall totals across South Australia, valid 30 Sept 2026, 6:57 pm Australian eastern time

How to read the South Australia rainfall map

The palest shading marks falls of a millimetre or two. Blues and greens through 10 to 30 mm usually mean a useful soaking for gardens and pasture. Yellow and orange from 30 to 100 mm point to heavy rain that can flood low-lying roads, while red, pink and purple above 100 mm indicate the sort of totals that bring flash flooding, especially in a short burst.

Totals are a broad regional guide rather than a suburb-by-suburb measurement. Thunderstorm rainfall is the hardest part to place and timing can run a few hours early or late, so check radar and current warnings close to the event. For the other period, see the South Australia daily rainfall forecast.

Using the South Australia rainfall forecast safely

This map is forecast guidance, not a warning. Totals change with every model run, and a single storm can drop far more rain on one catchment than the map suggests. Official rainfall, flood and severe weather warnings from the Bureau of Meteorology always take priority for South Australia. Never drive through floodwater.

For rain already falling, use the rainfall radar and observations. For storm risk, see the South Australia thunderstorm forecast map.

South Australia in focus

The national rainfall forecast framed on South Australia, using exactly the same millimetre colour scale as every other view so you can compare areas fairly.

Clear issued and valid times

Every map states when the forecast was produced and the period it covers — the next seven days — in Australian eastern time.

Guidance, not a warning

Plan travel, outdoor work and farm operations around it, but Bureau of Meteorology rainfall and flood warnings always come first.

Frequently Asked Questions

Related Resources

Data Source

Data provided by Tim's Severe Weather

Update Frequency: Weekly

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