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PAGASA: 49 areas may experience 'dangerous' heat index on June 1

Published May 31, 2024 11:36 am

Despite the country’s transition from the warm and dry season to the wet or “rainy” season, the Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) said 49 areas may still experience a heat index that is considered “dangerous” on Saturday, June 1.

PAGASA said a dangerous heat index ranges from 42 degrees Celsius (°C) to 51°C. It indicates that a person is more likely to experience heat-related issues such as cramps and exhaustion and a higher chance of heat stroke with continued activity.

The weather bureau said a heat index of 48°C may be recorded in Aparri, Cagayan; followed by 46°C in Bacnotan, La Union; Tuguegarao City, Cagayan; ISU, Echague, Isabela; Virac, Catanduanes; Iloilo City, Iloilo; Tacloban City, Leyte; Maasin, Southern Leyte; and Butuan City, Agusan del Norte.

Meanwhile, it may reach 45°C in Dagupan City, Pangasinan; MMSU, Batac, Ilocos Norte; Calayan, Cagayan; Casiguran, Aurora; Coron, Palawan; CBSUA-Pili, Camarines Sur; Roxas City, Capiz; Mambusao, Capiz; Dumangas, Iloilo; Catbalogan, Samar; and Zamboanga City, Zamboanga del Sur.

Basco, Batanes; Baler, Aurora; Alabat, Quezon; San Jose, Occidental Mindoro; Cuyo, Palawan; Daet, Camarines Norte; Legazpi City, Albay; Masbate City, Masbate; Catarman, Northern Samar; and Dipolog, Zamboanga del Norte may experience a 44°C heat index.

PAGASA added that Sinait, Ilocos Sur; Laoag City, Ilocos Norte; Borongan, Eastern Samar; and Surigao City, Surigao del Norte may have a heat index of 43°C.

Meanwhile, a 42°C heat index may be recorded in Itbayat, Batanes; NAIA, Pasay City; NVSU, Bayombong, Nueva Vizcaya; Iba, Zambales; CLSU, Muñoz, Nueva Ecija; Cubi Pt. Subic Bay, Olongapo City; Tayabas City, Quezon; Sangley Point, Cavite; Ambulong, Tanauan, Batangas; Calapan, Oriental Mindoro; Juban, Sorsogon; La Granja, La Carlota, Negros Occidental; Siquijor, Siquijor; and VSU-Baybay, Leyte.

The heat index measures how hot it feels when relative humidity is combined with the actual air temperature.

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