Overview
- Argentina’s meteorological service keeps orange alerts in effect for sectors of Córdoba, Santa Fe and Entre Ríos, warning of frequent lightning, possible hail, wind gusts above 90 km/h and 70–100 mm of rain.
- Yellow alerts extend across Buenos Aires City and Province and multiple northern provinces with 40–70 mm of rainfall and gusts near 80 km/h, alongside separate southwest wind advisories with gusts up to 70 km/h.
- Mendoza authorities report cordillera snowfall and closed mountain crossings at Cristo Redentor and Pehuenche due to hazardous conditions.
- Mexico’s SMN forecasts showers and thunderstorms with electrical activity and possible hail through March 22, while a heat wave drives highs of 40–45°C in northwestern and western states such as Sonora, Chihuahua, Durango, Sinaloa, Jalisco and Guerrero; the Yucatán Peninsula stays fresh to warm with isolated showers and northeasterly gusts over 40 km/h.
- Peru’s Senamhi says rainfall intensity is decreasing, though afternoon precipitation continues across highland areas including Cajamarca and Cusco.