Overview
- Argentina's Servicio Meteorológico Nacional issued yellow-to-red alerts for storms, strong winds, extreme cold and mountain snow for provinces including Buenos Aires, Entre Ríos, Santa Fe, Corrientes, Mendoza and Santa Cruz.
- The SMN warned that isolated storms can be locally strong with 20–50 mm in short periods, hail, severe gusts and heavy electrical activity, and it gave specific safety advice to stay indoors and secure loose objects.
- Mexico's CONAGUA and health authorities say the canícula is active and that the Mexican monsoon plus Hurricane Genevieve will produce both rainy episodes and a developing heat wave with daytime highs of 40–45°C in parts of northern Mexico.
- Public-health agencies in Mexico urged hydration, heat-stroke prevention and food-safety measures for vulnerable groups and outdoor workers as the heat wave and moist monsoon conditions overlap.
- Forecasts for Europe show contrast with clear, dry conditions in sampled Galician towns per AEMET, illustrating sharp regional variability in near-term weather hazards and local preparedness needs.