Source: Bureau of Meteorology

For people in parts of the
North West Pastoral district.

Issued at 11:04 pm Friday, 21 April 2017.

An upper level disturbance coupled with a very moist atmosphere may produce very heavy rain in the warning area during the next several hours that may lead to flash flooding.

Locations which may be affected include Roxby Downs and Tarcoola.

Tarcoola has received 22mm in the 90 minutes up to 7:30 pm.

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 conditions are severe.