Over 40 areas under 'danger' heat index on May 13 - PAGASA

More than 40 areas across the country are expected to experience “danger” level heat index on Wednesday, May 12, 2026, state weather bureau PAGASA said.

Based on PAGASA’s five-day heat index forecast, the following areas may record heat index levels ranging from 44°C to 42°C:

45°C

• ISU Echague, Isabela
• TAU Camiling, Tarlac
• Butuan City, Agusan del Norte

44°C

• Tuguegarao City, Cagayan
• Iba, Zambales
• Sangley Point, Cavite City, Cavite
• Ambulong, Tanauan, Batangas
• Alabat, Quezon
• Panglao International Airport, Bohol

43°C

• CLSU Muñoz, Nueva Ecija
• Cubi Point., Subic Bay, Olongapo City
• Hacienda Luisita, Tarlac City
• Infanta, Quezon
• Coron, Palawan
• San Jose, Occidental Mindoro
• Virac (Synop), Catanduanes
• Juban, Sorsogon
• CBSUA-Pili, Camarines Sur
• Mambusao, Capiz
• Catbalogan, Western Samare
• Tacloban City, Leyte
• Borongan, Eastern Samar
• Surigao City, Surigao del Norte
• Hinatuan, Surigao del Sur

42°C

• NAIA Pasay City, Metro Manila
• Dagupan City, Pangasinan
• DMMMSU Bacnotan, La Union
• Baler (Radar), Aurora
• Casiguran, Aurora
• Clark Airport (DMIA), Pampanga
• San Ildefonso, Bulacan
• Puerto Princesa City, Palawan
• Aborian, Palawan
• Legazpi City, Albay
• Masbate City, Masbate
• BU-Guinobatan, Albay
• Roxas City, Capiz
• La Granja, La Carlota, Negros Occidental
• Siquijor, Siquijor
• Mactan International Airport, Cebu
• Catarman, Northern Samar
• VSU-Baybay, Leyte
• Guiuan, Eastern Samar
• Dipolog, Zamboanga del Norte
• Davao City, Davao del Sur

Meanwhile, over 20 areas are expected to experience “extreme caution” heat index levels ranging from 33°C to 41°C.

The following areas are expected to record “not hazardous” heat index levels, or below 27°C:

• Baguio City, Benguet - 26°C
• BSU, La Trinidad, Benguet - 25°C
• Benguet Radar, Tuba, Benguet – 21°C

The heat index refers to the temperature felt by the human body when relative humidity is combined with actual air temperature. High humidity slows the evaporation of sweat, making it more difficult for the body to cool down. —Vince Angelo Ferreras/RF, GMA News