Source: Bureau of Meteorology

For people in parts of Murraylands, Upper South East, Lower South East and Riverland districts.

Issued at 5:25 pm Friday, 27 February 2026.

Severe thunderstorms with heavy rainfall developing over parts of southeast South Australia this afternoon.

Weather Situation: Slow-moving thunderstorms are developing in a very humid environment, bringing isolated heavy rainfall to southeastern parts of South Australia this afternoon.

Severe thunderstorms are likely to produce heavy rainfall that may lead to flash flooding in the warning area over the next several hours. Locations which may be affected include Naracoorte, Keith, Lameroo and Bordertown.

The State Emergency Service advises that people should:
* Don't drive, ride or walk through flood water.
* Keep clear of creeks and storm drains.
* Stay indoors, away from windows, while storms are nearby.