Sydney is choked by a thick layer of bushfire smoke – as experts warn vulnerable residents to stay at home

• The smog from a large fire at Gospers Mountain, north-west of the city, was dragged over Sydney by winds 
• The smoky haze is not likely to dissipate until a southerly wind change moves across city in the afternoon 
• Air quality rating is poor and people with asthma or other breathing issues are being warned to stay indoors 

Sydney has woken up to a thick blanket of smoke over the city amid raging bushfires.

The smog from a large fire at Gospers Mountain, north-west of the city, was dragged over Sydney by winds on Tuesday morning.

The haze is not likely to dissipate until a southerly wind change in the afternoon.

The air quality rating is poor and people with asthma or other breathing issues are being warned to stay indoors, avoid outdoor exercise and seek medical advice as needed.

The haze is not likely to dissipate until a southerly wind change in the afternoon. Pictured: Sunrise at Bondi Beach on Tuesday

Morning has broken: Sunrise in the harbour. Most of the east coast is under severe or very high fire danger ratings