19 areas at risk of 'dangerous' heat indices on April 20
The Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) said 19 areas in the country may have “dangerous” heat indices on Saturday, April 20.

PAGASA said a heat index of 44°C may be felt in Dagupan City, Pangasinan; Aborlan, Palawan; and Catarman, Northern Samar.
PAGASA also said a heat index of 43°C may be expected in Central Bicol State University of Agriculture (CBSUA) station in Pili, Camarines Sur; Roxas City, Capiz; Dumangas, Iloilo; Guiuan, Eastern Samar; Zamboanga City, Zamboanga del Sur; and Cotabato City, Maguindanao.
Meanwhile, Bacnotan, La Union; Aparri, Cagayan; Tuguegarao City, Cagayan; Iba, Zambales; Ambulong, Tanauan, Batangas; Coron, Palawan; Puerto Princesa City, Palawan; Virac, Catanduanes; Iloilo City, Iloilo; and Davao City, Davao del Sur may have a dangerous heat index of 42°C.
PAGASA advised the public to avoid soda, tea, and coffee, and to drink plenty of water, as heat indices ranging from 42-51°C may lead to heat stroke due to continued exposure to heat.
It also warned the public to limit time spent outdoors, particularly from 10 a.m. to 4 p.m., and to do heavy-duty activities in the afternoon when the temperature gets lower.