The Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) said 40 areas, including Pasay City, may still experience "dangerous" heat index on Thursday, May 16.
![Photo credit to MB Visual Content Group](https://images.mb.com.ph/production/viber_image_2024_05_03_11_09_46_575_2fc2cd9801.jpg)
The heat index in Dagupan City, Pangasinan; CBSUA-Pili, Camarines Sur; and Butuan City, Agusan Del Norte may reach 46°C, while it may reach 45°C in Bacnotan, La Union and Virac (Synop), Catanduanes.
Meanwhile, Cuyo, Palawan; Roxas City, Capiz; Iloilo City, Iloilo; Dumangas, Iloilo; Catarman, Northern Samar; Guiuan, Eastern Samar; and Zamboanga City, Zamboanga Del Sur may experience a 44°C heat index.
PAGASA added that Sinait, Ilocos Sur; Laoag City, Ilocos Norte; MMSU, Batac, Ilocos Norte; Aparri, Cagayan; Iba, Zambales; Cubi Pt., Subic Bay Olongapo City; Sangley Point, Cavite; Ambulong, Tanauan Batangas; San Jose, Occidental Mindoro; Legazpi City, Albay; Masbate City, Masbate; Tacloban City, Leyte; Borongan, Eastern Samar; and Dipolog, Zamboanga Del Norte may have a heat index of 44°C.
![viber_image_2024-05-15_17-43-23-824.jpg](https://images.mb.com.ph/production/viber_image_2024_05_15_17_43_23_824_3b61d1ddc4.jpg)
Meanwhile, a 42°C heat index may be recorded in Ninoy Aquino International Airport (NAIA) Pasay City, Metro Manila; Tuguegarao City, Cagayan; ISU Echague, Isabela; Baler (Radar), Aurora; Casiguran, Aurora; Alabat, Quezon; Coron, Palawan; Puerto Princesa City, Palawan; Aborlan, Palawan; Daet, Camarines Norte; Siquijor, Siquijor; Catbalogan, Samar; Davao City, Davao Del Sur; and Surigao City, Surigao Del Norte.
With this heat index effect classification, there is a possibility of heat cramps and heat exhaustion, while heat stroke becomes probable with continued exposure.