Senamhi Issues Red Alert for Extreme Heat Across 21 Perú Regions

Reaching a blistering 36 °C along the northern coastline, Peru faces an intense new wave of extreme heat as meteorological authorities expand high-level warnings across 21 regions.

The Servicio Nacional de Meteorología e Hidrología del Perú issued a red alert spanning from Friday, November 13, through Monday, November 16, RPP Noticias reported. These unseasonal conditions, completely atypical for the current spring season, directly tie into the ongoing El Niño phenomenon active along the nation’s coastline, which authorities project will persist until mid-2027.

The meteorological service warns that scarce cloud cover toward midday will significantly elevate ultraviolet radiation levels across affected areas. Afternoon wind gusts are expected to approach 30 kilometers per hour, while forecasters do not rule out sudden rainfall along the northern coast.

Temperatures will soar unevenly across the country throughout the four-day red alert. The northern coast will endure maximum readings fluctuating between 23 °C and 36 °C from Friday through Monday.

Meanwhile, the central coast, including the capital city of Lima and the constitutional province of Callao, anticipates daytime highs ranging from 23 °C to 31 °C. The southern coast will experience consistent maximums sitting between 25 °C and 30 °C.

High-altitude Andean areas will not escape the warmth. The northern sierra anticipates maximums from 19 °C to 32 °C, while the central sierra will see temperatures span 20 °C to 25 °C. The southern sierra records similarly elevated ranges between 20 °C and 30 °C.

The red alert covers a vast expanse of territory, including Áncash, Apurímac, Arequipa, Ayacucho, Cajamarca, Callao, Cusco, Huancavelica, Huánuco, Ica, Junín, La Libertad, Lambayeque, Lima, Moquegua, Pasco, Piura, Puno, San Martín, Tacna, and Tumbes.

Senamhi Issues Red Alert for Extreme Heat Across 21 Perú Regions
Photo: Diario Correo

The Instituto Nacional de Defensa Civil urges residents within the affected zones to adopt strict preventative measures against the blazing sun and rising heat. Recommendations include applying high-factor sunscreen, wearing wide-brimmed hats, and utilizing ultraviolet-filter sunglasses.

Authorities advise the public to avoid direct sun exposure during peak hours, maintain proper indoor ventilation in homes and workplaces, wear light-colored clothing, and consume abundant fluids to ensure continuous hydration throughout the duration of the weather event.

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