> ## Content Index
> Fetch the complete content index at: https://tsrv2.apphq.dev/llms.txt
> Use this file to discover other available public pages before exploring further.

# 28 areas to experience danger levels of heat index on Monday — PAGASA
- URL: https://tsrv2.apphq.dev/nation/28-areas-to-experience-danger-levels-of-heat-index-on-monday-pagasa/
- Published: 2026-05-11T01:13:05.000Z
- Updated: 2026-10-23T04:41:01.000Z
- Description: Several areas may experience dangerous heat index levels on Monday, May 11, according to state weather bureau PAGASA. Based on PAGASA’s heat index forecast, six areas may record a heat index of 44 degrees Celsius: Meanwhile, the following areas may experience a heat index of 43 degrees Celsius…
- Author: Liam Demafelix
- Tags: Nation, News

Several areas may experience dangerous heat index levels on Monday, May 11, according to state weather bureau PAGASA.

Based on PAGASA’s heat index forecast, six areas may record a heat index of 44 degrees Celsius:

- Dagupan City, Pangasinan
- Aparri, Cagayan
- Casiguran, Aurora
- San Jose, Occidental Mindoro
- Cuyo, Palawan
- Dumangas, Iloilo

Meanwhile, the following areas may experience a heat index of 43 degrees Celsius:

- Laoag City, Ilocos Norte
- MMSU, Batac, Ilocos Norte
- Bacnotan, La Union
- Tuguegarao City, Cagayan
- ISU Echague, Isabela
- Baler, Aurora
- Iba, Zambales
- Puerto Princesa City, Palawan
- Aborlan, Palawan
- Daet, Camarines Norte
- Masbate City, Masbate
- Roxas City, Capiz
- Borongan, Eastern Samar

Metro Manila may also experience a dangerous heat index level on Monday, with temperatures expected to reach 42 degrees Celsius.

Other areas forecast to record the same heat index include:

- Sinait, Ilocos Sur
- CLSU Muñoz, Nueva Ecija
- San Ildefonso, Bulacan
- Sangley Point, Cavite City, Cavite
- Infanta, Quezon
- Alabat, Quezon
- CBSUA-Pili, Camarines Sur
- Iloilo City, Iloilo

PAGASA advised the public to stay hydrated and limit outdoor activities as much as possible to avoid heat-related illnesses.