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Olongapo swelters as heat index soars to dangerous 44.6°C

Olongapo City in Zambales recorded dangerously high heat index readings Wednesday morning, with conditions posing potential health risks to residents. The City Disaster Risk Reduction Management Office documented the hazardous temperature spike at its monitoring station.

LSN Philippines · 21 October 2026

Olongapo swelters as heat index soars to dangerous 44.6°C

The heat index in Olongapo City climbed to 44.6 degrees Celsius on Wednesday morning, according to data from the City Disaster Risk Reduction Management Office. The reading, recorded at 8:56 a.m. at the Barretto automated weather station, placed conditions firmly in the danger zone for public health and safety.

Residents across the city reported feeling unusually intense heat throughout the day, with the combination of high temperature and humidity creating conditions that feel significantly hotter than actual air temperature. Such elevated heat index levels can pose serious risks to human health, potentially triggering heat-related illnesses if adequate precautions are not observed.

The dangerous conditions prompted warnings for residents to limit outdoor activities, stay hydrated, and seek shelter in cooler environments during peak heat hours. Health officials typically recommend increased vigilance during such periods, particularly for vulnerable populations including children, the elderly, and those with pre-existing health conditions.