Air quality in Singapore is deteriorating as haze conditions worsen, with the Pollutant Standards Index (PSI) in the central region reaching an unhealthy level of 102 as of 11 AM. This marks a decline in air quality, raising concerns for public health. The National Environment Agency has not yet issued advisories, but residents, especially those with respiratory conditions, are advised to take precautions. The worsening haze is attributed to hotspots in Sumatra, Indonesia, and prevailing wind conditions. Authorities are monitoring the situation closely and prepared to activate contingency plans if the haze intensifies further. Concerned citizens are urged to stay updated on air quality reports and heed any advisories issued by the authorities in Singapore.