Overview
- Argentina’s national weather service issued yellow alerts for storms, rain and heat across roughly a dozen provinces, citing potential damage and brief disruptions.
- A heat alert covers the City of Buenos Aires, northern and western AMBA and central Buenos Aires province, extending to parts of Santa Fe, southwest Córdoba and San Luis, with several days forecast above 33–35°C.
- Provincial services report peaks near 36–37°C in Mendoza and San Luis and renewed storm alerts that include hail risk and short‑duration downpours of 20–40 mm.
- In the United States, an Arctic air mass and a large winter storm are expected to deliver extreme cold, heavy snow and significant icing from the Southern Plains to the Northeast through the weekend.
- Governors in Texas, North Carolina, South Carolina and Georgia have activated emergency resources, while forecasters emphasize that the storm’s track and accumulation totals remain uncertain.