Overview

• The rapidly deepening low linked to the Santa Rosa period is expected to begin affecting the region on Saturday, with showers in the morning and stronger storms developing later.
• Forecasters project heavy rainfall with local totals over 100 mm in central areas, and August precipitation in the AMBA could approach about 200 mm after the weekend.
• Strong winds are likely, with gusts above 50 km/h and frequent lightning, and some forecasts mention the possibility of hail.
• The SMN has issued yellow and orange alerts that include parts of Buenos Aires, Santa Fe, Entre Ríos and Chaco as broader impacts are anticipated across the central belt.
• Authorities advise seeking shelter, avoiding rivers and coastal areas, securing loose objects and preparing an emergency kit, noting some uncertainty in Saturday’s exact timing.