‘Danger level’ heat index expected in 30 areas on Friday, May 23, 2025

Thirty areas across the country could reach a “danger level” heat index on Friday, May 23, PAGASA said in a forecast.

Based on the state weather bureau’s 5 p.m. May 22 bulletin, the synoptic stations in the following areas could reach a 42°C-46°C heat index on Friday:

• Aparri, Cagayan

45°C

• Dagupan, Pangasinan

44°C

• Laoag, Ilocos Norte
• Tuguegarao City, Cagayan
• Subic Bay, Olongapo

43°C

• Batac, Ilocos Norte
• Cacnotan, La Union
• Echague, Isabela
• Baler, Aurora
• Casiguran, Aurora
• Camiling, Tarlac
• Sangley Pt., Cavite City
• Tanauan, Batangas
• Infanta, Quezon
• Alabat, Quezon
• Daet, Camarines Norte
• Masbate City
• Catarman, Northern Samar

42°C

• NAIA, Pasay City
• Sinait, Ilocos Sur
• Bayombong, Nueva Vizcaya
• Iba, Zambales
• Los Baños, Laguna
• San Jose, Occidental Mindoro
• Cuyo, Palawan
• Legazpi, Albay
• Pili, Camarines Sur
• Iloilo City
• Dumangas, Iloilo
• Catbalogan, Western Samar

PAGASA classifies heat indices between 42°C and 51°C under the danger category. These may cause heat cramps, heat exhaustion, and heat stroke.

The weather bureau urges the public to limit outdoor activities, remain hydrated, and wear fresh clothes to avoid heat-related illnesses. —Mariel Celine Serquiña/RF, GMA Integrated News