31 areas in PH to experience danger heat index on May 10

Thirty-one areas across the Philippines are forecast to experience a "danger" heat index ranging from 42 to 46 degrees Celsius on Saturday, May 10, 2025, according to PAGASA.

Sangley Point in Cavite may feel the highest heat index at 46 degrees Celsius.

Tayabas City in Quezon may reach 45 degrees Celsius.

Several other areas, including Aparri, Cagayan; Ambulong, Tanuan, Batangas; Butuan City, Agusan del Norte; Laoag City, Ilocos Norte; Tuguegarao City, Cagayan; Cubi Point, Subic Bay, Olongapo City; Infanta, Quezon; Alabat, Quezon; San Jose, Occidental Mindoro; Roxas City, Capiz; and Iloilo City, Iloilo, could reach a heat index of 43 or 44 degrees Celsius.

Metro Manila and some other locations are anticipated to have a heat index of 42 degrees Celsius.

A heat index in the "danger" category, ranging from 42 to 51°C, may cause heat cramps, heat exhaustion, and heat stroke.

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