‘Danger’ level heat index forecast in 16 areas amid Amihan on Tuesday
Locals use sun protection to cool off from the heat as they walk past a public school in Quezon City on October 15, 2026. PAGASA observed slightly above-average to above-average mean surface air temperatures over most of the country during the month of September, except for select areas in Luzon, including Baguio, Camarines Sur, and Northern Palawan, which recorded cooler-than-average temperatures. Jonathan Cellona, ABS-CBN NewsMANILA — Sixteen areas may experience danger level heat index on Tuesday, according to PAGASA.
The following areas may reach 42-43°C heat index:
• Catarman, Northern Samar
• Iloilo City
• San Jose, Occidental Mindoro
• Bacnotan, La Union
• Borongan City
• Camiling, Tarlac
• Cavite City
• Cuyo, Palawan
• Daet, Camarines Norte
• Dipolog City
• Legazpi City
• Maasin City
• Mulanay, Quezon
• Roxas City
• Siquijor, Siquijor
• Virac, Catanduanes
At heat index values of 42 to 51°C, heat cramps and heat exhaustion are likely. Continued outdoor activity and exposure may lead to heat stroke.
PAGASA has reinstated its heat index monitoring amid the strong to very strong El Niño, which may peak before the end of the year but last through the first half of 2027.
This Tuesday, the Northeast Monsoon or Amihan may affect Ilocos Region, Cordillera, and Cagayan Valley.
Slightly cool and generally fair weather may be experienced in these areas, along with possible isolated light rains.
On the other hand, Metro Manila and the rest of the country will be generally warm and humid, with potential afternoon or evening thunderstorms, especially in Mindanao.
Meanwhile, tropical cyclone In-fa is not expected to enter the Philippine area of responsibility anymore.
At 3 a.m. Tuesday, it was located 1,870 kilometers east northeast of Extreme Northern Luzon.
It has weakened into a severe tropical storm, with maximum sustained winds of 110 kilometers per hour and gustiness up to 135 kph.
It has no impact on the country’s weather.
No other weather disturbances are expected inside the PAR this week.