PM2.5 levels normal across Singapore on Oct 23 morning; thundery showers forecast for afternoon
PM2.5 readings in all five regions of Singapore were in the normal band on the morning of October 23. Concentrations ranged from a low of 25µg/m3 in the north to a high of 44µg/m3 in the west. PSI levels varied between 67 and 90. The Meteorological Service Singapore forecast thundery showers for the afternoon, primarily in the northern, eastern, and western areas.
Residents, workers and students in all five Singapore regions are breathing better on Friday (Oct 23) morning.At 9am, hourly PM2.5 readings were in the normal band. Concentration readings of between 0 and 55µg/m3 are in the normal band. The highest concentration reading of 44µg/m3 was recorded in western Singapore, while the lowest reading of 25µg/m3 was in the northern region.Meanwhile, PSI ranged from 67 in the northern region to 90 in western Singapore.Haze outlook, weather forecastAccording to the Meteorological Service Singapore, thundery showers are expected mainly over the northern, eastern and western regions in the afternoon.The National Environment Agency (NEA) said in its daily haze situation update on Thursday evening that the country's 24-hour PSI forecast is between 101 and 150 — in the unhealthy range.Given the prevailing south-easterly or southerly winds, smoke haze may still be transported towards Singapore on Friday and Saturday.But showers over Singapore and its vicinity could help with the situation, it added.