A thermal imaging camera captures Seoul's city center and the Han River from the observation deck of the 63 Building in Yeongdeungpo-gu, Seoul, on Monday, as a heat wave continues. Higher temperatures appear in red, lower temperatures in blue. [Yonhap]
A thermal imaging camera captures Seoul's city center and the Han River from the observation deck of the 63 Building in Yeongdeungpo-gu, Seoul, on Monday, as a heat wave continues. Higher temperatures appear in red, lower temperatures in blue. [Yonhap]

Seoul has issued its first severe heat wave alert of the season, with 18 heat illness cases reported in the city on Sunday alone.


choigo@heraldcorp.com