Four children among travellers missing in remote region

Western Australia Police are concerned for the group because of poor weather conditions.

Authorities do not know how much food and water they have.

They are reported to be travelling in a beige Toyota Landcruiser, registration number A683 and a white Mitsubishi Triton, registration number KBC8881.

The Bureau of Meteorology has issued a severe weather warning for parts of the Goldfields, Eucla and South Interior districts because of heavy rainfall and flash flooding.

"Locally intense rainfall which may lead to dangerous and life-threatening flash flooding is also possible," the alert stated.

Anyone with information about their whereabouts has been asked to contact Kalgoorlie Police Station.