The next day, on 16 October, the PSI stayed in the 80s in the morning, before shooting up once again into the unhealthy range, hitting a high of 130 at 4 p.m. and 5 p.m. The 3-hour PSI remained in unhealthy levels for 8 consecutive hours, between 2 p.m. and 9 p.m.[40] The haze obscured the sun, and symptoms of exposure to haze resurfaced in the general population.[41] The 24-hour PSI for 16 October reached 98,[3] just 3 points short of unhealthy. Visibility dropped to as low as 1 km in some areas, compared to the usual 20 km.[40]