Following yesterday's warnings, Argentina's National Meteorological Service (SMN) issued orange and red alerts for extreme temperatures on February 19, 2026, in northern cities: orange for Formosa and red for Corrientes and Resistencia amid the ongoing summer heatwave.
Building on the red alerts for Resistencia (Chaco) and Corrientes, plus orange for Formosa issued on February 18—as covered in prior updates—the SMN extended high-risk warnings into Thursday, February 19, 2026. Formosa remains under orange alert (moderate to high risk), while Corrientes and Resistencia face red alerts (highest risk) for severe heat throughout the day.
Published in the final hours of February 19 per TN reports, these alerts highlight health and activity risks from intense heat in northern Argentina. No new maximum temperature forecasts were specified, but precautions are urged, consistent with the summer pattern seen in earlier warnings like those on January 1. Residents should stay updated via SMN.