Singapore

There remains a risk of smoke haze affecting Singapore, with the 24-hour PSI forecast to be in the high-moderate to low-unhealthy range, the National Environment Agency said on Saturday.

A view of the haze from Bishan Towers on Sep 29, 2026. (Photo: CNA/Marcus Mark Ramos)

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SINGAPORE: Air quality across Singapore improved to the moderate range on Saturday (Oct 3), hours after the 24-hour Pollutant Standards Index (PSI) in the central region crossed into the unhealthy range.

At 11pm, the 24-hour PSI in the central region was 100. Readings were 93 in the east, 89 in the west, 83 in the south and 76 in the north.

The 1-hour PM2.5 readings, which provide a more current indication of ...