Natural Hazards Monitoring
Updates on natural hazards in the Americas
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OfficialSevere weatherBrazil (Update)On 30 September 2026, the Brazil National Center for Monitoring and Early Warning of Natural Disasters (CEMADEN, per its acronym in Portuguese) reported continued heavy rainfall across southern Brazil, with accumulations potentially exceeding 70 mm within 24 hours in parts of Santa Catarina and Paraná. A high…
OFFICIALHurricanedMexico On 29 September 2026, media reports and Mexican civil protection authorities reported impacts associated with Hurricane Polo in Baja California Sur and Sonora. On 28 September, Polo made landfall in Baja California Sur as a Category 3 hurricane, with maximum sustained winds of 185 km/h (115 mph), producing heavy…
OFFICIALUnited States – Severe WeatherOn 28 September 2026, the U.S. Federal Emergency Management Agency (FEMA) reported that a strong nor’easter brought coastal flooding, rip currents, strong winds, and heavy rainfall to the Mid-Atlantic and Northeast over the weekend. New Jersey and New York declared states of emergency on 25 September. In New…
UnofficialHurricaneMexicoOn 25 September 2026, media reported impacts associated with Hurricane Polo along the Pacific coast of Mexico. In Guerrero State, 51 people were evacuated to a temporary shelter due to high waves generated by the hurricane. In Colima, seven establishments were destroyed on El Paraíso beach, while damage to coastal…
OfficialSevere weatherEcuadorOn 23 September 2026, the Risk Management Secretariat (SNGR) reported two river overflows, with information current as of 07:00. In Guayas Province, the Guachapelí River overflowed, affecting Salitre, Vernaza and the Tres Marías settlement. In Esmeraldas Province, rainfall on 21–22 September caused the Sucio River to…
UnofficialSevere weatherBrazil On 21 September 2026, the Civil Defense of Rio Grande do Sul (Defesa Civil) reported that a severe storm with winds above 100 km/h affected 119 municipalities in the state. According to the report, at least two people died and three remained missing, with 101 people homeless and 701 displaced. Damage included 21…
UnofficialWildfiresColombiaOn 21 September 2026, the National Unit for Disaster Risk Management (UNGRD) reported that a wildfire, active since 19 September in Villa de Leyva, Boyacá Department, had affected approximately 290 hectares. More than 300 emergency personnel and four helicopters were deployed to contain the fire, which prompted…
UnofficialWildfiresColombiaOn 17 September 2026, the Cali Risk Management Secretariat reported a vegetation fire in the Alto Menga sector, northern Cali, Valle del Cauca Department, which spread rapidly due to strong winds. More than 140 firefighters, supported by 21 emergency vehicles and personnel from the Fire Brigade, Civil Defence, and Red…
UnofficialSevere weatherHondurasOn 16 September 2026, the Permanent Contingency Commission (COPECO) reported that heavy rainfall in northern Honduras caused flooding in the community of El Naranjo, Santa Cruz de Yojoa Municipality, Cortés Department. The overflow of a secondary river flooded homes and surrounding areas, with water levels reaching…