Multiple emergency alerts are in place across Queensland as large bursts of rain and severe thunderstorms continue across the state's south-east and northern New South Wales.

As ex-Cyclone Alfred moves inland, track rainfall totals and wind speeds at key locations in the cyclone zone.

Hundreds of thousands of people in Australia's Queensland state were without power on Sunday after Alfred, a downgraded tropical cyclone, brought damaging winds and heavy rains, sparking flood warnings.

Brisbane is a subtropical city of more than 2.5 million people, situated on a flood-prone river. That’s why residents mustn’t get complacent after Cyclone Alfred.

South East Queensland and northern NSW continue to experience rain and flooding in the wake of ex-Tropical Cyclone Alfred. Follow our ongoing coverage.

Queensland Premier David Crisafulli has outlined how schools, public transport and supermarkets will be impacted this week in the wake of ex-Tropical Cyclone Alfred.

Emergency flood alerts have been issued and about 238,000 homes and businesses are without power in Queensland and New South Wales in the wake of Ex-Cyclone Alfred. It comes after severe winds lashed the state's south east and heavy rains smashed coastal communities.

Nearly 100,000 homes and businesses across Brisbane and the City of Moreton Bay have been left without power, with residents warned intense rainfall was still to come on Monday.

AMP chief economist Shane Oliver estimated the cost of the storm could be $1.1 billion a day based on the population of affected regions, but that was expected to be a “very short-term impact”. “Then you’ve got this flip side of that, the rebuilding kicks in and that acts as a stimulus,” Oliver said.

Multiple suburbs across south-east Queensland are facing a flood emergency on Monday as the effects of ex tropical cyclone Alfred continue to wreak havoc in the state.

Travellers in southeast Queensland are breathing a sigh of relief as Brisbane, Gold Coast and Sunshine Coast airports have reopened after Cyclone Alfred. “We’re open and flights are resuming, but expect some delays and cancellations as weather conditions continue to affect operations,” Brisbane Airport said.

Flood warnings are in place south of Brisbane, with a search and rescue operation underway for a missing 18-year-old in Logan. Hundreds of schools are still closed today with a severe thunderstorm warning in place. And two soldiers remain in a serious condition in hospital after an ADF vehicle crashed in northern NSW on the weekend.